Paavo Alku

Peer-reviewed scientific articles

Journal article-refereed, Original research

Difference in Voice Problems and Noise Reports Between Teachers of Public and Private Schools in Upper Egypt

Abo-Hasseba, Ahmed; Waaramaa, Teija; Alku, Paavo; Geneid, Ahmed

2017 in JOURNAL OF VOICE (Mosby Inc.)

ISSN: 0892-1997

Quadratic Programming Approach to Glottal Inverse Filtering by Joint Norm-1 and Norm-2 Optimization

Airaksinen, Manu; Bäckström, Tom; Alku, Paavo

2017 in IEEE/ACM Transactions on Audio, Speech, and Language Processing (IEEE Advancing Technology for Humanity)

ISSN: 2329-9290

Glottal vocoding with frequency-warped time-weighted linear prediction

Airaksinen, Manu; Bollepalli, Bajibabu; Pohjalainen, Jouni; Alku, Paavo

2017 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

The linear predictive modeling of speech from higher-lag autocorrelation coefficients applied to noise-robust speaker recognition

Alku, Paavo; Saeidi, Rahim

2017 in IEEE/ACM Transactions on Audio, Speech, and Language Processing (IEEE Advancing Technology for Humanity)

ISSN: 2329-9290

Alternating minimisation for glottal inverse filtering

Bleyer, Ismael Rodrigo; Lybeck, Lasse; Auvinen, Harri; Airaksinen, Manu; Alku, Paavo; Siltanen, Samuli

2017 in Inverse Problems (IOP PUBLISHING LTD)

ISSN: 0266-5611

Quasi-closed phase forward-backward linear prediction analysis of speech for accurate formant detection and estimation

Gowda, Dhananjaya; Airaksinen, Manu; Alku, Paavo

2017 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Estimating the spectral tilt of the glottal source from telephone speech using a deep neural network

Jokinen, Emma; Alku, Paavo

2017 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Intelligibility enhancement of telephone speech using Gaussian process regression for normal-to-Lombard spectral tilt conversion

Jokinen, Emma; Remes, Ulpu; Alku, Paavo

2017 in IEEE/ACM Transactions on Audio, Speech, and Language Processing (IEEE Advancing Technology for Humanity)

ISSN: 2329-9290

Comparison of parametrization methods of electroglottographic and inverse filtered acoustic speech pressure signals in distinguishing between phonation types

Liu, Dong; Kankare, Elina; Laukkanen, Anne-Maria; Alku, Paavo

2017 in BIOMEDICAL SIGNAL PROCESSING AND CONTROL (Elsevier BV)

ISSN: 1746-8094

Adult learners and a one-day production training – Small changes but the native language sound system prevails

Peltola, Kimmo U.; Rautaoja, Tomi; Alku, Paavo; Peltola, Maija S.

2017 in JOURNAL OF LANGUAGE TEACHING AND RESEARCH (Academy Publisher)

ISSN: 1798-4769

Previous exposure to intact speech increases intelligibility of its digitally degraded counterpart as a function of stimulus complexity

Hakonen, Maria; May, Patrick J C; Alho, Jussi; Alku, Paavo; Jokinen, Emma; Jääskeläinen, Iiro P.; Tiitinen, Hannu

2016 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

ISSN: 1053-8119

Phase modification for increasing the intelligibility of telephone speech in near-end noise conditions – evaluation of two methods

Jokinen, Emma; Pulakka, Hannu; Alku, Paavo

2016 in SPEECH COMMUNICATION (Elsevier)

ISSN: 0167-6393

Cortical speech and non-speech discrimination in relation to cognitive measures in preschool children

Kuuluvainen, Soila; Alku, Paavo; Makkonen, Tommi; Lipsanen, Jari; Kujala, Teija

2016 in EUROPEAN JOURNAL OF NEUROSCIENCE (WILEY-BLACKWELL)

ISSN: 0953-816X

Phase perception of the glottal excitation and its relevance in statistical parametric speech synthesis

Raitio, Tuomo; Juvela, Lauri; Suni, Antti; Vainio, Martti; Alku, Paavo

2016 in SPEECH COMMUNICATION (Elsevier)

ISSN: 0167-6393

Comparing human and automatic speech recognition in a perceptual restoration experiment

Remes, Ulpu; Ramírez López, Ana; Juvela, Lauri; Palomäki, Kalle; Brown, Guy J.; Alku, Paavo; Kurimo, Mikko

2016 in COMPUTER SPEECH AND LANGUAGE (Academic Press Inc.)

ISSN: 0885-2308

Feature Extraction Using Power-Law Adjusted Linear Prediction With Application to Speaker Recognition Under Severe Vocal Effort Mismatch

Saeidi, Rahim; Alku, Paavo; Bäckström, Tom

2016 in IEEE/ACM Transactions on Audio, Speech, and Language Processing (IEEE Advancing Technology for Humanity)

ISSN: 2329-9290

Neural realignment of spatially separated sound components

Salminen, Nelli H.; Takanen, Marko; Santala, Olli; Alku, Paavo; Pulkki, Ville

2015 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Quasi closed phase glottal inverse filtering analysis with weighted linear prediction

Airaksinen, Manu; Raitio, Tuomo; Story, Brad; Alku, Paavo

2014 in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 1558-7916

Automatic glottal inverse filtering with the Markov chain Monte Carlo method

Auvinen, Harri; Raitio, Tuomo; Airaksinen, Manu; Siltanen, Samuli; Story, Brad; Alku, Paavo

2014 in COMPUTER SPEECH AND LANGUAGE (Academic Press Inc.)

ISSN: 0885-2308

Glottal source processing: from analysis to applications

Drugman, Thomas; Alku, Paavo; Alwan, Abeer; Yegnanarayana, Bayya

2014 in COMPUTER SPEECH AND LANGUAGE (Academic Press Inc.)

ISSN: 0885-2308

Assimilation of L2 vowels to L1 phonemes governs L2 learning in adulthood: A behavioral and ERP study

Grimaldi, Mirko; Sisinni, Bianca; Gili Fivela, Barbara; Invitto, Sara; Resta, Donatella; Alku, Paavo; Brattico, Elvira

2014 in FRONTIERS IN HUMAN NEUROSCIENCE (FRONTIERS MEDIA SA)

An adaptive post-filtering method producing an artificial Lombard-like effect for intelligibility enhancement of narrowband telephone speech

Jokinen, Emma; Takanen, Marko; Vainio, Martti; Alku, Paavo

2014 in COMPUTER SPEECH AND LANGUAGE (Academic Press Inc.)

ISSN: 0885-2308

Mixture linear prediction in speaker verification under vocal effort mismatch

Pohjalainen, Jouni; Hanilci, Cemal; Kinnunen, Tomi; Alku, Paavo

2014 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

Synthesis and perception of breathy, normal, and Lombard speech in the presence of noise

Raitio, Tuomo; Suni, Antti; Vainio, Martti; Alku, Paavo

2014 in COMPUTER SPEECH AND LANGUAGE (Academic Press Inc.)

ISSN: 0885-2308

Children with Specific Language Impairment (SLI): Electrophysiological and pedaudiological findings

Rinker, Tanja; Hartmann, Katrin; Smith, Elisabeth; Reiter, Rudolf; Alku, Paavo; Kiefer, Markus; Brosch, Sibylle

2014 in LARYNGO-RHINO-OTOLOGIE (Georg Thieme Verlag)

ISSN: 0935-8943

The harmonic and noise information of the glottal pulses in speech

Sousa, Ricardo; Ferreira, Anibal; Alku, Paavo

2014 in BIOMEDICAL SIGNAL PROCESSING AND CONTROL (Elsevier BV)

ISSN: 1746-8094

The effect of production training to non-native speech sound perception and discrimination in school-aged children: An MMN and behavioural study

Taimi, Laura; Alku, Paavo; Kujala, Teija; Näätänen, Risto; Peltola, Maija

2014 in LINGUISTICA LETTICA (Elsevier BV)

ISSN: 1407-1932

Children Learning a Non-native Vowel The Effect of a Two-day Production Training

Taimi, Laura; Jähi, Katri; Alku, Paavo; Peltola, Maija

2014 in JOURNAL OF LANGUAGE TEACHING AND RESEARCH (Academy Publisher)

ISSN: 1798-4769

Formant frequency estimation of high-pitched vowels using weighted linear prediction

Alku, Paavo; Pohjalainen, Jouni; Vainio, Martti; Laukkanen, Anne-Maria; Story, Brad

2013 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Auditory event-related potentials measured in kindergarten predict later reading problems at school age

Hämäläinen, Jarmo; Guttorm, Tomi; Richardson, Ulla; Alku, Paavo; Lyytinen, Heikki; Leppänen, Paavo

2013 in DEVELOPMENTAL NEUROPSYCHOLOGY (Psychology Press Ltd)

ISSN: 8756-5641

Linguistic multi-feature paradigm as an eligible measure of central auditory processing and novelty detection in 2-year-old children

Niemitalo-Haapola, Elina; Lapinlampi, Sini; Kujala, Teija; Alku, Paavo; Kujala, Tiia; Suominen, Kalervo; Jansson-Verkasalo, Eira

2013 in JOURNAL OF COGNITIVE NEUROSCIENCE (MIT PRESS)

ISSN: 0898-929X

Detection of shouted speech in noise: human and machine

Pohjalainen, Jouni; Raitio, Tuomo; Yrttiaho, Santeri; Alku, Paavo

2013 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Fusion of spatially separated vowel formant cues

Takanen, Marko; Raitio, Tuomo; Santala, Olli; Alku, Paavo; Pulkki, Ville

2013 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Detecting inaudible vocal organ changes through glottal inverse filtering

Geneid, Ahmed; Rönkkö, Marjo; Voutilainen, Risto; Airaksinen, Liisa; Toskala, Elina; Alku, Paavo; Vilkman, Erkki

2012 in JOURNAL OF VOICE (Mosby Inc.)

ISSN: 0892-1997

Regularized all-pole models for speaker verification under noisy environments

Hanilci, Cemal; Kinnunen, Tomi; Ertas, Figen; Saeidi, Rahim; Pohjalainen, Jouni; Alku, Paavo

2012 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

Signal-to-noise ratio adaptive post-filtering method for intelligibility enhancement of telephone speech

Jokinen, Emma; Yrttiaho, Santeri; Pulakka, Hannu; Vainio, Martti; Alku, Paavo

2012 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Cortical processing of degraded speech sounds: Effects of distortion type and continuity

Miettinen, Ismo; Alku, Paavo; Yrttiaho, Santeri; May, Patrick; Tiitinen, Hannu

2012 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

ISSN: 1053-8119

Conversational quality evaluation of artificial bandwidth extension of telephone speech

Pulakka, Hannu; Laaksonen, Laura; Yrttiaho, Santeri; Myllylä, Ville; Alku, Paavo

2012 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Conversational evaluation of speech bandwidth extension using a mobile handset

Pulakka, Hannu; Laaksonen, Laura; Myllylä, Ville; Yrttiaho, Santeri; Alku, Paavo

2012 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

Bandwidth extension of telephone speech to low frequencies using sinusoidal synthesis and Gaussian mixture model

Pulakka, Hannu; Remes, Ulpu; Yrttiaho, Santeri; Palomäki, Kalle; Kurimo, Mikko; Alku, Paavo

2012 in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 1558-7916

Transient and sustained cortical activity elicited by connected speech of varying intelligibility

Tiitinen, Hannu; Miettinen, Ismo; Alku, Paavo; May, Patrick J.C.

2012 in BMC NEUROSCIENCE (BioMed Central)

Glottal inverse filtering analysis of human voice production - A review of estimation and parameterization methods of the glottal excitation and their applications

Alku, Paavo

2011 in SADHANA (Springer India)

ISSN: 0256-2499

Generalisation of linear prediction with autocorrelation method

Alku, Paavo; Baeckstroem, T.; Magi, C.

2011 in ELECTRONICS LETTERS (Institution of Engineering and Technology)

ISSN: 0013-5194

Responsiveness of the human auditory cortex to degraded speech sounds: reduction of amplitude resolution vs. additive noise

Miettinen, Ismo; Alku, Paavo; Salminen, Nelli; May, Patrick; Tiitinen, Hannu

2011 in BRAIN RESEARCH (Elsevier)

ISSN: 0006-8993

Bandwidth Extension of Telephone Speech Using a Neural Network and a Filter Bank implementation for Highband Mel Spectrum

Pulakka, Hannu; Alku, Paavo

2011 in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 1558-7916

HMM-based speech synthesis utilizing glottal inverse filtering

Raitio, Tuomo; Suni, Antti; Yamagishi, Junichi; Pulakka, Hannu; Nurminen, Jani; Vainio, Martti; Alku, Paavo

2011 in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 1558-7916

Cortical encoding of aperiodic and periodic speech sounds: evidence for distinct neural populations

Yrttiaho, Santeri; May, Patrick J.C.; Tiitinen, Hannu; Alku, Paavo

2011 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

ISSN: 1053-8119

Atypical perceptual narrowing in prematurely born infants is associated with compromised language acquisition at 2 years of age

Jansson-Verkasalo, Eira; Ruusuvirta, Timo; Huotilainen, Minna; Alku, Paavo; Kushnerenko, Elena; Suominen, Kalervo; Rutky, Seppo; Luotonen, Mirja; Kaukola, Tuula; Tolonen, Uolevi; Hallman, Mikko

2010 in BMC NEUROSCIENCE (BioMed Central)

The effects of healthy aging on auditory processing in humans as indexed by transient brain responses

Matilainen, Laura; Talvitie, Sanna; Pekkonen, Eero; Alku, Paavo; May, Patrick; Tiitinen, Hannu

2010 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Sensitivity of the human auditory cortex to acoustic degradation of speech and non-speech sounds

Miettinen, Ismo; Tiitinen, Hannu; Alku, Paavo; May, Patrick J.C.

2010 in BMC NEUROSCIENCE (BioMed Central)

Discrimination of native and non-native vowel contrasts in bilingual TurkishGerman and monolingual German children: Insight from the Mismatch Negativity ERP component

Rinker, Tanja; Alku, Paavo; Brosch, Sibylle; Kiefer, Markus

2010 in BRAIN AND LANGUAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

ISSN: 0093-934X

Temporally weighted linear prediction features for tackling additive noise in speaker verification

Saeidi, Rahim; Pohjalainen, Jouni; Kinnunen, Tomi; Alku, Paavo

2010 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

Asymmetrical representation of auditory space in human cortex

Salminen, Nelli; Tiitinen, Hannu; Miettinen, Ismo; Alku, Paavo; May, Patrick

2010 in BRAIN RESEARCH (Elsevier)

ISSN: 0006-8993

A Population Rate Code of Auditory Space in the Human Cortex

Salminen, Nelli; May, Patrick; Alku, Paavo; Tiitinen, Hannu

2010 in PLOS ONE (PUBLIC LIBRARY SCIENCE)

Change and novelty detection in speech and non-speech sound streams

Sorokin, Alexander; Alku, Paavo; Kujala, Teija

2010 in BRAIN RESEARCH (Elsevier)

ISSN: 0006-8993

The effects of cortical ischemic stroke on auditory processing in humans as indexed by transient brain responses

Talvitie, Sanna; Matilainen, Laura; Pekkonen, Eero; Alku, Paavo; May, Patrick; Tiitinen, Hannu

2010 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Perception of Emotional Valences and Activity Levels from Vowel Segments of Continuous Speech

Waaramaa, Teija; Laukkanen, Anne-Maria; Airas, Matti; Alku, Paavo

2010 in JOURNAL OF VOICE (Mosby Inc.)

ISSN: 0892-1997

Temporal integration of vowel periodicity in the auditory cortex

Yrttiaho, Santeri; Tiitinen, Hannu; Alku, Paavo; Miettinen, Ismo; May, Patrick J.C.

2010 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Closed phase covariance analysis based on constrained linear prediction for glottal inverse filtering

Alku, Paavo; Magi, Carlo; Yrttiaho, Santeri; Bäckström, Tom; Story, Brad

2009 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Glottal inverse filtering with the closed-phase covariance analysis utilizing mathematical constraints in modelling of the vocal tract

Alku, Paavo; Magi, Carlo; Bäckström, Tom

2009 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Pilot study on acute voice and throat symptoms related to exposure to organic dust: preliminary findings from a provocation test

Geneid, Ahmed; Rönkkö, Marjo; Airaksinen, Liisa; Voutilainen, Risto; Toskala, Elina; Alku, Paavo; Vilkman, Erkki

2009 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Development, evaluation and implementation of an artificial bandwidth extension method of telephone speech in mobile terminal

Laaksonen, Laura; Pulakka, Hannu; Myllylä, Ville; Alku, Paavo

2009 in IEEE Transactions on Consumer Electronics (Institute of Electrical and Electronics Engineers Inc.)

Auditory discrimination profiles of speech sound changes in 6-year-old children as determined with the multi-feature MMN paradigm

Lovio, Riikka; Pakarinen, Satu; Huotilainen, Minna; Alku, Paavo; Silvennoinen, Salla; Näätänen, Risto; Kujala, Teija

2009 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

Stabilised weighted linear prediction

Magi, Carlo; Pohjalainen, Jouni; Bäckström, Tom; Alku, Paavo

2009 in SPEECH COMMUNICATION (Elsevier)

ISSN: 0167-6393

The role of musical aptitude and language skills in preattentive duration processing in school-aged children

Milovanova, Riia; Huotilainen, Minna; Esquef, Paulo; Alku, Paavo; Välimäki, Vesa; Tervaniemi, Mari

2009 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Fast multi-feature paradigm for recording several mismatch negativities (MMNs) to phonetic and acoustic changes in speech sounds

Pakarinen, Satu; Lovio, Riikka; Huotilainen, Minna; Alku, Paavo; Näätänen, Risto; Kujala, Teija

2009 in Biological Psychology (Elsevier)

Statistical language learning in neonates revealed by event-related brain potentials

Teinonen, Tuomas; Fellman, Vineta; Näätänen, Risto; Alku, Paavo; Huotilainen, Minna

2009 in BMC NEUROSCIENCE (BioMed Central)

Representation of the vocal roughness of aperiodic speech sounds in the auditory cortex

Yrttiaho, Santeri; Alku, Paavo; May, Patrick; Tiitinen, Hannu

2009 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Event-related potentials reflect spectral differences in speech and non-speech stimuli in children and adults.

Ceponiene, Rita; Torki, Manijeh; Alku, Paavo; Koyama, Alain; Townsend, Jeanne

2008 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Lateralisation of auditory processing in Down syndrome: a study of T-complex peaks Ta and Tb

Groen, Margriet; Alku, Paavo; Bishop, Dorothy

2008 in Biological Psychology (Elsevier)

The role of voice in the expression and perception of emotions

Laukkanen, Anne-Maria; Alku, Paavo; Airas, Matti; Waaramaa, Teija

2008 in Emotions of the Human Voice (Elsevier)

Changes in objective acoustic measurements and subjective voice complaints in call-center customer-service advisors during one working day

Lehto, Laura; Laaksonen, Laura; Vilkman, Erkki; Alku, Paavo

2008 in JOURNAL OF VOICE (Mosby Inc.)

ISSN: 0892-1997

The perception of invariant speech features in children with autism

Lepistö, Tuulia; Kajander, Marika; Vanhala, Raija; Alku, Paavo; Huotilainen, Minna; Näätänen, Risto; Kujala, Teija

2008 in Biological Psychology (Elsevier)

ISSN: 0301-0511

Simple proofs of root locations of two symmetric linear prediction models

Magi, Carlo; Bäckström, Tom; Alku, Paavo

2008 in SIGNAL PROCESSING (Elsevier)

ISSN: 0165-1684

Language impairment is reflected in auditory evoked fields

Pihko, Elina; Kujala, Teija; Mickos, Annika; Alku, Paavo; Byring, Roger; Korkman, Marit

2008 in INTERNATIONAL JOURNAL OF PSYCHOPHYSIOLOGY (Elsevier Science B.V.)

ISSN: 0167-8760

Evaluation of an Artificial Speech Bandwidth Extension Method in Three Languages

Pulakka, Hannu; Laaksonen, Laura; Vainio, Martti; Pohjalainen, Jouni; Alku, Paavo

2008 in IEEE Transactions on Audio, Speech, and Language Processing (Elsevier Science B.V.)

Sleeping newborns extract prosody from continuous speech

Sambeth, Anke; Seppä, Katja; Alku, Paavo; Fellman, Vineta; Huotilainen, Minna

2008 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Parameter-specific modulation of the mismatch negativity to duration decrement and increment: Evidence for asymmetric processes

Takegata, Rika; Tervaniemi, Mari; Alku, Paavo; Ylinen, Sari; Näätänen, Risto

2008 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Visual speech contributes to phonetic learning in 6-month-old infants

Teinonen, Tuomas; Aslin, Richard; Alku, Paavo; Csibra, Gergely

2008 in COGNITION (Elsevier)

ISSN: 0010-0277

Mono-pitched expression of emotions in different vowels

Waaramaa, Teija; Laukkanen, Anne-Maria; Alku, Paavo; Väyrynen, Eero

2008 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

ISSN: 1021-7762

Cortical sensitivity to periodicity of speech sounds

Yrttiaho, Santeri; Tiitinen, Hannu; May, Patrick J.C.; Leino, Sakari; Alku, Paavo

2008 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Minimum Separation of Line Spectral Frequencies

Bäckström, Tom; Magi, Carlo; Alku, Paavo

2007 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

ISSN: 1070-9908

Neural network-based artificial bandwidth expansion of speech

Kontio, Juho; Laaksonen, Laura; Alku, Paavo

2007 in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING (Institute of Electrical and Electronics Engineers Inc.)

ISSN: 1558-7916

High-Speed Registration of Phonation-Related Glottal Area Variation During Artificial Lengthening of the Vocal Tract

Laukkanen, Anne-Maria; Pulakka, Hannu; Alku, Paavo; Vilkman, Erkki; Hertegård, Stellan; Lindestad, Per-Åke; Larsson, Hans; Granqvist, Svante

2007 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Comparison of Two Inverse Filtering Methods in Parameterization of the Glottal Closing Phase Characteristics in Different Phonation Types

Lehto, Laura; Airas, Matti; Björkner, Eva; Sundberg, Johan; Alku, Paavo

2007 in JOURNAL OF VOICE (Mosby Inc.)

The contribution of high frequencies to human brain activity underlying horizontal localization of natural spatial sounds

Leino, Sakari; May, Patrick J.C.; Alku, Paavo; Liikkanen, Lassi A.; Tiitinen, Hannu

2007 in BMC NEUROSCIENCE (BioMed Central)

The right-hemispheric auditory cortex in humans is sensitive to degraded speech sounds

Liikkanen, Lassi; Tiitinen, Hannu; Alku, Paavo; Leino, Sakari; Yrttiaho, Santeri; May, Patrick J.

2007 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

ISSN: 0959-4965

Group intervention changes brain activity in bilingual language-impaired children

Pihko, Elina; Mickos, Annika; Kujala, Teija; Pihlgren, Annika; Westman, Martin; Alku, Paavo; Byring, Roger; Korkman, Marit

2007 in CEREBRAL CORTEX (OXFORD UNIV PRESS INC)

Emotions in Vowel Segments of Continuous Speech: Analysis of the Glottal Flow Using the Normalized Amplitude Quotient

Airas, Matti; Alku, Paavo

2006 in PHONETICA (S. Karger AG)

ISSN: 0031-8388

An amplitude quotient based method to analyze changes in the shape of the glottal pulse in the regulation of vocal intensity

Alku, Paavo; Airas, Matti; Björkner, Eva; Sundberg, Johan

2006 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

ISSN: 0001-4966

Estimation of the voice source from speech pressure signals: Evaluation of an inverse filtering technique using physical modelling of voice production

Alku, Paavo; Story, Brad; Airas, Matti

2006 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

ISSN: 1021-7762

Performance of glottal inverse filtering as tested by aeroelastic modelling of phonation and FE modelling of vocal tract

Alku, Paavo; Horacek, Jaromir; Airas, Matti; Griffond-Boitier, Francois; Laukkanen, Anne-Maria

2006 in ACTA ACUSTICA UNITED WITH ACUSTICA (S. Hirzel Verlag GmbH)

ISSN: 1436-7947

Subglottal Pressure and Normalized Amplitude Quotient Variation in Classically Trained Baritone Singers

Björkner, Eva; Sundberg, Johan; Alku, Paavo

2006 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Speech- and sound-segmentation in dyslexia: evidence for a multiple-level cortical impairment

Kujala, Teija; Halmetoja, Jaana; Näätänen, Risto; Alku, Paavo; Lyytinen, Heikki; Sussman, Elyse

2006 in EUROPEAN JOURNAL OF NEUROSCIENCE (WILEY-BLACKWELL)

ISSN: 0953-816X

Occupational Voice Complaints and Objective Acoustic Measurements Do They Correlate?

Lehto, Laura; Laaksonen, Laura; Vilkman, Erkki; Alku, Paavo

2006 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Auditory perception and attention as reflected by the brain event-related potentials in children with Asperger syndrome

Lepistö, Tuulia; Silokallio, Suvi; Nieminen-von Wendt, Taina; Alku, Paavo; Näätänen, Risto; Kujala, Teija

2006 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ISSN: 1388-2457

Ryhmäkuntoutus vahvistaa kielihäiriöisten lasten aivovasteita

Pihko, Elina; Mickos, Annika; Kujala, Teija; Westman, Martin; Alku, Paavo; Pihlgren, Annika; Byring, Roger; Korkman, Marit

2006 in Duodecim (ELSEVIER IRELAND LTD)

Neuromagnetic recordings reveal temporal dynamics of auditory spatial processing on the human cortex

Tiitinen, Hannu; Salminen, Nelli; Palomäki, Kalle; Mäkinen, Ville; Alku, Paavo; May, Patrick

2006 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

ISSN: 0304-3940

Emotions in [a:]: A perceptual and acoustic study

Toivanen, Juhani; Waaramaa, Teija; Alku, Paavo; Laukkanen, Anne-Maria; Seppänen, Tapio; Väyrynen, Eero; Airas, Matti

2006 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

The role of F3 in the vocal expression of emotions

Waarama, Teija; Alku, Paavo; Laukkanen, Anne-Maria

2006 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Mismatch negativity (MMN) elicited by changes in phoneme length: A cross-linguistic study

Ylinen, Sari; Shestakova, Anna; Huotilainen, Minna; Alku, Paavo; Näätänen, Risto

2006 in BRAIN RESEARCH (Elsevier)

ISSN: 0006-8993

Using group delay function to assess glottal flows estimated by inverse filtering

Alku, Paavo; Airas, Matti; Bäckström, Tom; Pulakka, Hannu

2005 in ELECTRONICS LETTERS (Institution of Engineering and Technology)

Long-term exposure to occupational noise alters the cortical organization of sound processing

Brattico, Elvira; Kujala, Teija; Tervaniemi, Mari; Alku, Paavo; Ambrosi, Luigi; Vincenzo, Monitillo

2005 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

ERPs differentiate syllable and non-phonetic correlate processing in children and adults

Ceponiene, Rita; Alku, Paavo; Westerfield, Marissa; Torki, M.; Townsend, Jeanne

2005 in PSYCHOPHYSIOLOGY (Wiley-Blackwell Publishing Ltd.)

The effect of different noise types on the speech and non-speech elicited mismatch negativity

Kozou, Hesham; Kujala, Teija; Shtyrov, Yury; Toppila, Esko; Starck, Jukka; Alku, Paavo; Näätänen, Risto

2005 in HEARING RESEARCH (Elsevier)

The role of blind humans visual cortex in auditory processing

Kujala, Teija; Palva, Matias J.; Salonen, Oili; Alku, Paavo; Huotilainen, Minna; Järvinen, Antti; Näätänen, Risto

2005 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Voice Symptoms of Call-centre Customer Service Advisors Experienced During a Work-day and Effects of a Short Vocal Training Course

Lehto, Laura; Alku, Paavo; Bäckström, Tom; Vilkman, Erkki

2005 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

The discrimination of and orienting to speech and non-speech sounds in children with autism

Lepistö, Tuulia; Kujala, Teija; Vanhala, Raija; Alku, Paavo; Huotilainen, Minna; Näätänen, Risto

2005 in BRAIN RESEARCH (Elsevier)

Left-hemispheric brain activity reflects formant transitions in speech sounds

Mäkelä, Anna-Mari; Alku, Paavo; May, Patrick; Mäkinen, Ville; Tiitinen, Hannu

2005 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

Spatial processing in human auditory cortex: The effects of 3D, ITD and ILD stimulation techniques

Palomäki, Kalle J.; Tiitinen, Hannu; Mäkinen, Ville; May, Patrick; Alku, Paavo

2005 in Cognitive Brain Research (LIPPINCOTT WILLIAMS & WILKINS)

The Mismatch Negativity (MMN) Response to Complex Tones and Spoken Words in Individuals with Aphasia

Pettigrew, Catharine; Murdoch, Bruce; Kei, Joseph; Ponton, Curtis W.; Alku, Paavo; Chenery, Helen

2005 in APHASIOLOGY (Psychology Press Ltd)

Magnetic fields evoked by speech sounds in preschool children

Pihko, Elina; Kujala, Teija; Mickos, Annika; Antell, Henrik; Alku, Paavo; Byring, Roger; Korkman, Marit

2005 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

Disentangling the effects of phonation and articulation: Hemispheric asymmetries in the auditory N1m response of the human brain

Tiitinen, Hannu; Mäkelä, Anna-Mari; Mäkinen, Ville; May, Patrick J.C.; Alku, Paavo

2005 in BMC NEUROSCIENCE (BioMed Central)

The perception of phonological quantity based on durational cues by native speakers, second-language users and nonspeakers of Finnish

Ylinen, Sari; Shestakova, Anna; Alku, Paavo; Huotilainen, Minna

2005 in LANGUAGE AND SPEECH (SAGE Publications Inc.)

A Time Domain Interpretation for the LSP Decomposition

Alku, Paavo; Paatero, Tuomas; Kleijn, Bastiaan

2004 in IEEE Transactions on Speech and Audio Processing (Institute of Electrical and Electronics Engineers Inc.)

Puheen tuottamisen kuvaaminen parametroimalla käänteissuodatuksella estimoitu glottisheräte

Alku, Paavo

2004 in PUHE JA KIELI (Institute of Electrical and Electronics Engineers Inc.)

Linear Predictive Method for Improved Spectral Modeling of Lower Frequencies of Speech with Small Prediction Orders

Alku, Paavo; Bäckström, Tom

2004 in IEEE Transaction on Speech and Audio Processing (Institute of Electrical and Electronics Engineers Inc.)

Event-related potentials associated with sound discrimination versus novelty detection in children

Ceponiene, Rita; Lepistö, Tuulia; Soininen, M.; Aronen, E.; Alku, Paavo; Näätänen, Risto

2004 in PSYCHOPHYSIOLOGY (Wiley-Blackwell Publishing Ltd.)

ISSN: 0048-5772

The processing of speech and non-speech sounds in aphasic patients as reflected by the mismatch negativity

Ilvonen, Titta; Kujala, Teija; Kozou, Hesham; Kiesiläinen, Anita; Salonen, Oili; Alku, Paavo; Näätänen, Risto

2004 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Neurophysiologic correlates of deficient phonological representations and object naming in prematurely born children

Jansson-Verkasalo, Eila; Korpilahti, Pirjo; Jäntti, Ville; Valkama, Marita; Vainionpää, Leena; Alku, Paavo; Suominen, Kalervo; Näätänen, Risto

2004 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

The auditory N100m response reflects changes in speech fundamental frequency

Mäkelä, Anna-Mari; Alku, Paavo; May, Patrick; Mäkinen, Ville; Tiitinen, Hannu

2004 in Journal of Neurology and Clinical Neurophysiology. Online publication (ELSEVIER IRELAND LTD)

Cortical activity elicited by isolated vowels and diphthongs

Mäkelä, Anna-Mari; Alku, Paavo; May, Patrick; Mäkinen, Ville; Tiitinen, Hannu

2004 in Journal of Neurology and Clinical Neurophysiology. Online publication (ELSEVIER IRELAND LTD)

Glides in speech fundamental frequency are reflected in the auditory N1m response

Mäkelä, Anna-Mari; Alku, Paavo; Mäkinen, Ville; Tiitinen, Hannu

2004 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

Automatic auditory processing of English words as indexed by the mismatch negativity (MMN), using a multiple deviant paradigm

Pettigrew, Catharine; Murdoch, Bruce; Ponton, Curtis; Finnigan, Simon; Alku, Paavo; Kei, Joseph; Sockalingam, Ravi; Chenery, Helen

2004 in EAR AND HEARING (Lippincott Williams and Wilkins)

Processing of English words with fine acoustic contrasts and simple tones: A mismatch negativity study

Pettigrew, Catharine; Murdoch, Bruce; Kei, Joseph; Chenery, Helen; Ponton, Curtis; Finnigan, Simon; Alku, Paavo

2004 in JOURNAL OF THE AMERICAN ACADEMY OF AUDIOLOGY (American Academy of Audiology)

Subtitled videos and mismatch negativity (MMN) investigations of spoken word processing

Pettigrew, Catharine; Murdoch, Bruce; Ponton, Curtis; Kei, Joseph; Chenery, Helen; Alku, Paavo

2004 in JOURNAL OF THE AMERICAN ACADEMY OF AUDIOLOGY (American Academy of Audiology)

Estimating perceived phonatory pressedness in singing from flow glottograms

Sundberg, Johan; Thalen, Margareta; Alku, Paavo; Vilkman, Erkki

2004 in JOURNAL OF VOICE (Mosby Inc.)

Automatic and controlled processing of acoustic and phonetic contrasts

Sussman, Elyse; Kujala, Teija; Halmetoja, Jaana; Lyytinen, Heikki; Alku, Paavo; Näätänen, Risto

2004 in HEARING RESEARCH (Elsevier)

Periodic glottal excitation and formant frequencies in the perception of vowels

Tiitinen, Hannu; Mäkelä, Anna-Mari; Mäkinen, Ville; May, Patrick; Alku, Paavo

2004 in Journal of Neurology and Clinical Neurophysiology. Online publication (Elsevier)

Behavioral detection of spatial stimuli is reflected in auditory cortical dynamics

Tiitinen, Hannu; Palomäki, Kalle; Mäkinen, Ville; May, Patrick; Alku, Paavo

2004 in Journal of Neurology and Clinical Neurophysiology [Online journal, publication number 2004:50] (Elsevier)

A constrained linear predictive model with the minimum-phase property

Bäckström, Tom; Alku, Paavo

2003 in SIGNAL PROCESSING (Elsevier)

All-pole modeling technique based on weighted sum of LSP polynomials

Bäckström, Tom; Alku, Paavo

2003 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

Automatic pre-segmentation of running speech improves the robustness of several acoustic voice measures

Bäckström, Tom; Lehto, Laura; Alku, Paavo; Vilkman, Erkki

2003 in LOGOPEDICS PHONIATRICS VOCOLOGY (Informa Healthcare)

Speech-sound selective auditory impairment in autism: can perceive but do not attend

Ceponiene, Rita; Lepistö, Tuulia; Shestakova, Anna; Vanhala, Raija; Alku, Paavo; Näätänen, Risto; Yaguchi, Kyoshi

2003 in PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA (NATL ACAD SCIENCES)

Event-related potential indices of auditory vowel processing in 3-year-old children

Ceponiene, Rita; Lepistö, Tuulia; Alku, Paavo; Aro, H.; Näätänen, Risto

2003 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

Deficient speech-sound processing, as shown by the electrophysiologic brain mismatch negativity response, and naming ability in prematurely born children

Jansson-Verkasalo, Eira; Ceponiene, Rita; Valkama, Marita; Vainionpää, Leena; Laitakari, Kyösti; Alku, Paavo; Suominen, Kalervo; Näätänen, Risto

2003 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

On Line Spectral Frequencies

Kleijn, W.Bastijaan; Bäckström, Tom; Alku, Paavo

2003 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)

Experiences of a short vocal training course for call-centre customer service advisors

Lehto, Laura; Rantala, Leena; Vilkman, Erkki; Alku, Paavo; Bäckström, Tom

2003 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

The auditory N1m reveals the left-hemispheric representation of vowel identity in humans

Mäkelä, Anna Mari; Alku, Paavo; Tiitinen, Hannu

2003 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Loading-related subjective symptoms during a vocal loading test with special reference to gender and some ergonomic factors

Vintturi, Juha; Alku, Paavo; Sala, Eeva; Sihvo, Marketta; Vilkman, Erkki

2003 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

Language context and phonetic change detection

Winkler, Istvan; Kujala, Teija; Alku, Paavo; Näätänen, Risto

2003 in Cognitive Brain Research (S. Karger AG)

Measuring the effect of fundamental frequency raising as a strategy for increasing vocal intensity in soft, normal, and loud phonation

Alku, Paavo; Vintturi, Juha; Vilkman, Erkki

2002 in SPEECH COMMUNICATION (Elsevier)

Normalized Amplitude Quotient for Parameterization of the Glottal Flow

Alku, Paavo; Bäckström, Tom; Vilkman, Erkki

2002 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

Time Domain Parameterisation of the Closing Phase of Glottal Airflow Waveform from Voices over a Large Intensity Range

Bäckström, Tom; Alku, Paavo; Vilkman, Erkki

2002 in IEEE Transactions on Speech and Audio Processing (Institute of Electrical and Electronics Engineers Inc.)

Sound Complexity and "Speechness" Effects on Preattentive Auditory Discrimination in Children

Ceponiene, Rita; Yiaguchi, Kyoshi; Shestakova, Anna; Alku, Paavo; Suominen, K.; Näätanen, Risto

2002 in INTERNATIONAL JOURNAL OF PSYCHOPHYSIOLOGY (Elsevier Science B.V.)

Mismatch negativity shows that 3-6-year-old children can learn to discriminate non-native speech sounds within two months

Cheour, Marie; Shestakova, Anna; Alku, Paavo; Ceponiene, Rita; Näätänen, Risto

2002 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Context modulates processing of speech sounds in the right auditory cortex of human subjects

Kujala, Anu; Alho, Kimmo; Valle, Saija; Sivonen, Päivi; Ilmoniemi, Risto; Alku, Paavo; Näätänen, Risto

2002 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Human cortical dynamics determined by speech fundamental frequency

Mäkelä, Anna-Mari; Alku, Paavo; Mäkinen, Ville; Valtonen, Jussi; May, Patrick; Tiitinen, Hannu

2002 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

Cortical processing of speech sounds and their analogues in a spatial auditory environment

Palomäki, Kalle J.; Tiitinen, Hannu; Mäkinen, Ville; May, Patrick; Alku, Paavo

2002 in Cognitive Brain Research (ACADEMIC PRESS INC ELSEVIER SCIENCE)

The Periodic Structure of Vowel Sounds is Reflected in Human Electromagnetic Brain Responses

Alku, Paavo; Sivonen, Päivi; Palomäki, Kalle; Tiitinen, Hannu

2001 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Children's auditory event-related potentials index stimulus complexity and speechness

Ceponiene, Rita; Shestakova, Anna; Balan, Polina; Alku, Paavo; Yiaguchi, Kyoshi; Näätänen, Risto

2001 in INTERNATIONAL JOURNAL OF NEUROSCIENCE (GORDON BREACH SCI PUBL LTD)

Long-term memory traces facilitate short-term memory trace formation in audition in humans

Huotilainen, Minna; Kujala, T.; Alku, Paavo

2001 in NEUROSCIENCE LETTERS (ELSEVIER IRELAND LTD)

Are different kinds of acoustic features processed differently for speech and non-speech sounds?

Jaramillo, Maria; Ilvonen, Titta; Kujala, Teija; Alku, Paavo; Tervaniemi, Mari; Alho, Kimmo

2001 in Cognitive Brain Research (ELSEVIER IRELAND LTD)

Central auditory processing of durational changes in complex speech patterns by newborns: An event-related brain potential study

Kushnerenko, Elene; Cheour, Marie; Ceponiene, Rita; Fellman, Vineta; Renlund, Martin; Soininen, Kaisa; Alku, Paavo; Koskinen, Miikka; Sainio, Kimmo; Näätänen, Risto

2001 in DEVELOPMENTAL NEUROPSYCHOLOGY (Psychology Press Ltd)

Memory traces for words as revealed by the Mismatch Negativity

Pülvermuller, Friedemann; Kujala, Teija; Shtyrov, Yury; Simola, Jaana; Tiitinen, Hannu; Alku, Paavo; Alho, Kimmo; Martinkauppi, Sami; Ilmoniemi, Risto; Näätänen, Risto

2001 in NEUROIMAGE (ACADEMIC PRESS INC ELSEVIER SCIENCE)

Objective Analysis of Vocal Warm-Up with Special Reference to Ergonomic Factors

Vintturi, Juha; Alku, Paavo; Lauri, Eija-Riitta; Sala, Eeva; Sihvo, Marketta; Vilkman, Erkki

2001 in JOURNAL OF VOICE (Mosby Inc.)

Increased distractibility in closed head injury as revealed by event-related potentials

Kaipio, Marja-Liisa; Cheour, Marie; Ceponiene, Rita; Öhman, Juha; Alku, Paavo; Näätänen, Risto

2000 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

Sound location in the human brain: neuromagnetic observations

Palomäki, K.; Alku, P.; Mäkinen, V.; May, P.; Tiitinen, H.

2000 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

On the linearity of the relationship between the sound pressure level and the negative peak amplitude of the differentiated glottal flow in vowel production

Alku, P.; Vintturi, J.; Vilkman, E.

1999 in SPEECH COMMUNICATION (Elsevier)

A method for generating natural-sounding speech stimuli for cognitive brain research

Alku, Paavo; Tiitinen, H.; Näätänen, R.

1999 in CLINICAL NEUROPHYSIOLOGY (ELSEVIER IRELAND LTD)

An event-related potential (ERP) study of duration changes in speech and non-speech sounds

Jaramillo, M.; Alku, P.; Paavilainen, P.

1999 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

Analysis of speech sounds is left-hemisphere predominant at 100-150 ms after sound onset

Rinne, T.; Alho, K.; Alku, P.; Holi, M.; Sinkkonen, J.; Virtanen, J.; Bertrand, O.; Näätänen, R.

1999 in NEUROREPORT (LIPPINCOTT WILLIAMS & WILKINS)

Effects of ergonomic and environmental factors on phonation at a low pitch

Sihvo, M.; Alku, Paavo; Lauri, E.-R.; Sala, E.; Wilkman, Erkki

1999 in Logopedics, Phoniatrics and Vocology (LIPPINCOTT WILLIAMS & WILKINS)

Electromagnetic recordings reveal latency differences in speech and tone processing in humans

Tiitinen, H.; Sivonen, P.; Alku, P.; Virtanen, J.; Näätänen, R.

1999 in Cognitive Brain Research (LIPPINCOTT WILLIAMS & WILKINS)

Effects of prolonged oral reading on F0, SPL, subglottal pressure and amplitude characteristics of glottal flow waveforms

Vilkman, E.; Lauri, E-R.; Alku, P.; Sala, E.; Sihvo, M.

1999 in JOURNAL OF VOICE (Mosby Inc.)

Pre-attentive detection of vowel contrasts utilizes both phonetic and auditory memory representations

Winkler, Istvan; Lehtokoski, Anne; Alku, Paavo; Vainio, Martti; Czigler, Istvan; Csepe, Valeria; Aaltonen, Olli; Raimo, Ilkka; Alho, Kimmo; Lang, Heikki; Iivonen, Antti; Näätänen, Risto

1999 in Cognitive Brain Research (Mosby Inc.)

Brain responses reveal the learning of foreign language phonemes

Winkler, I.; Kujala, T.; Tiitinen, H.; Sivonen, P.; Alku, P.; Lehtokoski, A.Czigler; Scepe, V.; Ilmoniemi, R; Näätänen, R.

1999 in PSYCHOPHYSIOLOGY (Wiley-Blackwell Publishing Ltd.)

Effects of prolonged oral reading on time-based glottal flow waveform parameters with special reference to gender differences

Lauri, Eija-Riitta; Alku, Paavo; Vilkman, Erkki; Sala, Eeva; Sihvo, Marketta

1997 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

Language-specific phoneme representations revealed by electric and magnetic brain responses

Näätänen, R.; Lehtokoski, A.; Lennes, M.; Cheour, M.; Huotilainen, M.; Iivonen, A.; Vainio, M.; Alku, P.; Ilmoniemi, R.; Luuk, A.; Allik, J.; Sinkkonen, J.; Alho, K.

1997 in NATURE (NATURE PUBLISHING GROUP)

Loading changes in time-based parameters of glottal flow waveforms in different ergonomic conditions

Vilkman, Erkki; Lauri, Eija-Riitta; Alku, Paavo; Sala, Eeva; Sihvo, Marketta

1997 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

A comparison of Glottal Voice Source Quantification Parameters in Breathy, Normal and pressed Phonation of Female and Male Speakers

Alku, P.; Vilkman, E.

1996 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

Amplitude domain quotient for characterization of the glottal volume velocity waveform estimated by inverse filtering

Alku, P.; Vilkman, E.

1996 in SPEECH COMMUNICATION (Elsevier)

A Physiological and acoustic study on Voiced Bilabial Fricative/B:/as a Vocal Exercise

Laukkanen, A-M; Lindholm, P.; Vilkman, E.; Haataja, K.; Alku, P.

1996 in JOURNAL OF VOICE (Mosby Inc.)

Physical variations related to stress and emotional state: a preliminary study

Laukkanen, A-M; Vilkman, E.; Alku, P.; Oksanen, H.

1996 in JOURNAL OF PHONETICS (Academic Press Inc.)

Effects of bandwidth on glottal airflow waveforms estimated by inverse filtering

Alku, P.; Vilkman, E.

1995 in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (Acoustical Society of America)

Vocal-fold collision mass as a differentiator between registers in the low-pitch range

Vilkman, E.; Alku, P.; Laukkanen, A.-M.

1994 in JOURNAL OF VOICE (Mosby Inc.)

Preliminary experiences in using automatic inverse of acoustical signals for the voice source analysis

Alku, Paavo; Vilkman, E.

1993 in Scandinavian Journal of Logopedics and Phoniatrics (Mosby Inc.)

PAAPPA - a flexible computer environment for the analysis of the voice source

Alku, Paavo; Vilkman, E.; Pekkarinen, E.

1993 in Scandinavian Journal of Logopedics and Phoniatrics (Mosby Inc.)

Glottal wave analysis with Pitch Synchronous Iterative Adaptive Inverse Filtering

Alku, Paavo

1992 in SPEECH COMMUNICATION (Elsevier)

Preliminary experiences in using automatic inverse filtering of acoustical signals for the voice source analysis

Alku, P.; Vilkman, E.

1992 in Scandinavian Journal of Logopedies and Phoniatries (Elsevier)

Automaattinen käänteissuodatusmenetelmä glottisherätteen analysoimiseen

Alku, Paavo

1992 in Suomen logopedis-foniatrinen aikakauslehti (Elsevier)

Book section, Chapters in research books

Käänteissuodatus ja glottis-herätteen parametrointi

Alku, P.

1999

Conference proceedings

Effects of training data variety in generating glottal pulses from acoustic features with DNNs

Airaksinen, Manu; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Frequency-warped time-weighted linear prediction for glottal vocoding

Airaksinen, Manu; Bollepalli, Bajibabu; Pohjalainen, Jouni; Alku, Paavo

2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)

ISBN: 9781509041176

ISSN: 2379-190X

Aalto Aparat – A freely available tool for glottal inverse filtering and voice source parameterization

Alku, Paavo; Pohjalainen, Hilla; Airaksinen, Manu

2017

Generative adversarial network-based glottal waveform model for statistical parametric speech synthesis

Bollepalli, Bajibabu; Juvela, Lauri; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Lombard speech synthesis using long short-term memory recurrent neural networks

Bollepalli, Bajibabu; Airaksinen, Manu; Alku, Paavo

2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)

ISBN: 9781509041176

ISSN: 2379-190X

Reducing mismatch in training of DNN-based glottal excitation models in a statistical parametric text-to-speech system

Juvela, Lauri; Bollepalli, Bajibabu; Yamagishi, Junichi; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Evaluation of Spectral Tilt Measures for Sentence Prominence Under Different Noise Conditions

Kakouros, Sofoklis; Räsänen, Okko; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Non-parallel voice conversion using i-vector PLDA Towards unifying speaker verification and transformation

Kinnunen, Tomi; Juvela, Lauri; Alku, Paavo; Yamagishi, Junichi

2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)

ISBN: 9781509041176

ISSN: 2379-190X

Glottal source estimation from coded telephone speech using a deep neural network

Nonavinakere Prabhakera, Narendra; Airaksinen, Manu; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Speaking style conversion from normal to Lombard speech using a glottal vocoder and Bayesian GMMs

Ramirez Lopez, Ana; Seshadri, Shreyas; Juvela, Lauri; Räsänen, Okko; Alku, Paavo

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

Normal-to-shouted speech spectral mapping for speaker recognition under vocal effort mismatch

Ramírez López, Ana; Saeidi, Rahim; Juvela, Lauri; Alku, Paavo

2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)

ISBN: 9781509041176

ISSN: 2379-190X

Time-varying autoregressions for speaker verification in reverberant conditions

Vestman, Ville; Gowda, Dhananjaya; Sahidullah, Md; Alku, Paavo; Kinnunen, Tomi

2017 in Interspeech: Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISSN: 1990-9772

A subjective listening test of six different artificial bandwidth extension approaches in English, Chinese, German, and Korean

Abel, Johannes; Kaniewska, Magdalena; Guillaumé, Cyril; Tirry, Wouter; Pulakka, Hannu; Myllylä, Ville; Sjöberg, Jari; Alku, Paavo; Katsir, Itai; Malah, David; Cohen, Israel; Turan, Tugtekin; Erzin, Engin; Schlien, Thomas; Vary, Peter; Nour-Eldin, Amr H.; Kabal, Peter; Fingscheidt, Tim

2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)

ISBN: 9781479999880

ISSN: 1520-6149

GlottDNN - A full-band glottal vocoder for statistical parametric speech synthesis

Airaksinen, Manu; Bollepalli, Bajibabu; Juvela, Lauri; Wu, Zhizheng; King, Simon; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Automatic glottal inverse filtering with non-negative matrix factorization

Airaksinen, Manu; Juvela, Lauri; Bäckström, Tom; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Quasi closed phase analysis of speech signals using time varying weighted linear prediction for accurate formant tracking

Gowda, Dhananjaya; Airaksinen, Manu; Alku, Paavo

2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)

ISBN: 9781479999880

ISSN: 1520-6149

Time-varying quasi-closed-phase weighted linear prediction analysis of speech for accurate formant detection and tracking

Gowda, Dhananjaya; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Intelligibility enhancement at the receiving end of the speech transmission system - effects of far-end noise reduction

Jokinen, Emma; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

The use of read versus conversational Lombard speech in spectral tilt modeling for intelligibility enhancement in near-end noise conditions

Jokinen, Emma; Remes, Ulpu; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Majorisation-minimisation based optimisation of the composite autoregressive system with application to glottal inverse filtering

Juvela, Lauri; Kameoka, Hirokazu; Airaksinen, Manu; Yamagishi, Junichi; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Associatio (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

High-pitched excitation generation for glottal vocoding in statistical parametric speech synthesis using a deep neural network

Juvela, Lauri; Bollepalli, Bajibabu; Airaksinen, Manu; Alku, Paavo

2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)

ISBN: 9781479999880

ISSN: 1520-6149

Using text and acoustic features in predicting glottal excitation waveforms for parametric speech synthesis with recurrent neural networks

Juvela, Lauri; Wang, Xin; Takaki, Shinji; Airaksinen, Manu; Yamagishi, Junichi; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Analysis of face mask effect on speaker recognition

Saeidi, Rahim; Huhtakallio, Ilkka; Alku, Paavo

2016 in Proceedings of the Annual Conference of the International Speech Communication Association (International Speech Communication Association)

ISBN: 978-1-5108-3313-5

ISSN: 1990-9770

Noise robust estimation of the voice source using a deep neural network

Airaksinen, Manu; Raitio, Tuomo; Alku, Paavo

2015

ISBN: 978-1-4673-6997-8

Glottal inverse filtering based on quadratic programming

Airaksinen, Manu; Bäckström, Tom; Alku, Paavo

2015

ISSN: 1990-9772

AM-FM based filter bank analysis for estimation of spectro-temporal envelopes and its application for speaker recognition in noisy reverberant environments

Gowda, Dhananjaya; Saeidi, Rahim; Alku, Paavo

2015

ISSN: 1990-9772

Vowel enhancement in early stage Spanish esophageal speech using natural glottal flow pulse and vocal tract frequency warping

Ishaq, Rizwan; Gowda, Dhananjaya; Alku, Paavo; Zapirain, Begona Garcia

2015

ISBN: 978-1-941643-79-2

ISSN: 2411-9962

Comparison of Gaussian process regression and Gaussian mixture models in spectral tilt modelling for intelligibility enhancement of telephone speech

Jokinen, Emma; Remes, Ulpu; Alku, Paavo

2015

ISSN: 1990-9772

Does interest in language learning affect the non-native phoneme production in elderly learners?

Jähi, Katri; Alku, Paavo; Peltola, Maija

2015

ISBN: 978-0-85261-942-1

Non-native production training with an acoustic model and orthographic or transcription cues

Peltola, Kimmo; Tamminen, Henna; Alku, Paavo; Peltola, Maija

2015

ISBN: 978-0-85261-942-1

Speech quality evaluation of artificial bandwidth extension: Comparing subjective judgments and instrumental predictions

Pulakka, Hannu; Myllylä, Ville; Rämö, Anssi; Alku, Paavo

2015

ISSN: 1990-9772

Phase perception of the glottal excitation of vocoded speech

Raitio, Tuomo; Juvela, Lauri; Suni, Antti; Vainio, Martti; Alku, Paavo

2015

ISSN: 1990-9772

Accounting for uncertainty of i-vectors in speaker recognition using uncertainty propagation and modified imputation

Saeidi, Rahim; Alku, Paavo

2015

ISSN: 1990-9772

Speaker recognition for speech under face cover

Saeidi, Rahim; Niemi, Tuija; Karppelin, Hanna; Pohjalainen, Jouni; Kinnunen, Tomi; Alku, Paavo

2015

ISSN: 1990-9772

Learning of a non-native vowel through instructed production training

Saloranta, Antti; Tamminen, Henna; Alku, Paavo; Peltola, Maija

2015

ISBN: 978-0-85261-942-1

Automatic estimation of the lip radiation effect in glottal inverse filtering

Airaksinen, Manu; Bäckström, Tom; Alku, Paavo

2014 in Interspeech (International Speech Communication Association)

ISBN: 978-1-63439-435-2

ISSN: 2308-457X

Parameterization of the glottal source with the phase plane plot

Airaksinen, Manu; Alku, Paavo

2014 in Interspeech (International Speech Communication Association)

ISBN: 978-1-63439-435-2

ISSN: 2308-457X

Spectral tilt modelling with extrapolated GMMs for intelligibility enhancement of narrowband telephone speech

Jokinen, Emma; Remes, Ulpu; Takanen, Marko; Palomäki, Kalle; Kurimo, Mikko; Alku, Paavo

2014

Enhancement of speech intelligibility in near-end noise conditions with phase modification

Jokinen, Emma; Takanen, Marko; Pulakka, Hannu; Alku, Paavo

2014

Comparison of post-processing methods for intelligibility enhancement of narrowband speech in a mobile phone framework

Jokinen, Emma; Takanen, Marko; Alku, Paavo

2014

Spectral tilt modelling with GMMs for intelligibility enhancement of narrowband telephone speech

Jokinen, Emma; Remes, Ulpu; Takanen, Marko; Palomäki, Kalle; Kurimo, Mikko; Alku, Paavo

2014

Filtering and subspace selection for spectral features in detecting speech under physical stress

Pohjalainen, Jouni; Alku, Paavo

2014 in Interspeech (International Speech Communication Association)

ISBN: 978-1-63439-435-2

ISSN: 2308-457X

Gaussian mixture linear prediction

Pohjalainen, Jouni; Alku, Paavo

2014

Multi-scale modulation filtering in automatic detection of emotions in telephone speech

Pohjalainen, Jouni; Alku, Paavo

2014

Subjective voice quality evaluation of artificial bandwidth extension: Comparing different audio bandwidths and speech codecs

Pulakka, Hannu; Rämö, Anssi; Myllylä, Ville; Toukomaa, Henri; Alku, Paavo

2014

Voice source modelling using deep neural networks for statistical parametric speech synthesis

Raitio, Tuomo; Lu, Heng; Kane, John; Suni, Antti; Vainio, Martti; King, Simon; Alku, Paavo

2014 in European Signal Processing Conference (International Speech Communication Association)

ISBN: 978-0-9928626-1-9

ISSN: 2076-1465

Deep neural network based trainable voice source model for synthesis of speech with varying vocal effort

Raitio, Tuomo; Suni, Antti; Juvela, Lauri; Vainio, Martti; Alku, Paavo

2014

Quasi closed phase analysis for glottal inverse filtering

Airaksinen, Manu; Story, Brad; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Effect of MPEG audio compression on HMM-based speech synthesis

Bollepalli, Bajibabu; Raitio, Tuomo; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Robust formant detection using group delay function and stabilized weighted linear prediction

Gowda, Dhananjaya; Pohjalainen, Jouni; Kurimo, Mikko; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 1990-9772

Robust spectral representation using group delay function and stabilized weighted linear prediction for additive noise degradations

Gowda, Dhananjaya; Pohjalainen, Jouni; Alku, Paavo; Kurimo, Mikko

2013

ISBN: 978-1-4799-1063-2

Speaker identification from shouted speech: Analysis and compensation

Hanilci, Cemal; Kinnunen, Tomi; Saeidi, Rahim; Pohjalainen, Jouni; Alku, Paavo; Ertas, Figen

2013

Comparison of spectrum estimators in speaker verification: Mismatch conditions induced by vocal effort

Hanilci, Cemal; Kinnunen, Tomi; Rajan, Padmanabhan; Pohjalainen, Jouni; Alku, Paavo; Ertas, Figen

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Frequency-adaptive post-filtering for intelligibility enhancement of narrowband telephone speech

Jokinen, Emma; Takanen, Marko; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Speech quality prediction for artificial bandwidth extension algorithms

Möller, Sebastian; Kelaidi, Emilia; Köster, Friedemann; Côté, Nicolas; Bauer, Patrick; Fingscheidt, Tim; Schlien, Thomas; Pulakka, Hannu; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Extended weighted linear prediction using the autocorrelation snapshot - A robust speech analysis method and its application to recognition of vocal emotions

Pohjalainen, Jouni; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Automatic detection of anger in telephone speech with robust autoregressive modulation filtering

Pohjalainen, Jouni; Alku, Paavo

2013

Analysis and synthesis of shouted speech

Raitio, Tuomo; Suni, Antti; Pohjalainen, Jouni; Airaksinen, Manu; Vainio, Martti; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Comparing glottal-flow-excited statistical parametric speech synthesis methods

Raitio, Tuomo; Suni, Antti; Vainio, Martti; Alku, Paavo

2013

Using group delay functions from all-pole models for speaker recognition

Rajan, Padmanabhan; Kinnunen, Tomi; Hanilci, Cemal; Pohjalainen, Jouni; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Wavelets for intonation modeling in HMM speech synthesis

Suni, Antti; Aalto, Daniel; Raitio, Tuomo; Alku, Paavo; Vainio, Martti

2013

Lombard Modified Text-to-Speech Synthesis for Improved Intelligibility: Submission for the Hurricane Challenge 2013

Suni, Antti; Karhila, Reima; Raitio, Tuomo; Kurimo, Mikko; Vainio, Martti; Alku, Paavo

2013 in Interspeech (International Speech Communication Association)

ISBN: 978-1-62993-443-3

ISSN: 2308-457X

Improved formant frequency estimation from high-pitched vowels by downgrading the contribution of the glottal source with weighted linear prediction

Alku, Paavo; Pohjalainen, Jouni; Vainio, Martti; Laukkanen, Anne-Maria; Story, Brad

2012

ISBN: 978-1-62276-759-5

Utilizing Markov Chain Monte Carlo (MCMC) method for improved glottal inverse filtering

Auvinen, Harri; Raitio, Tuomo; Siltanen, Samuli; Alku, Paavo

2012

ISBN: 978-1-62276-759-5

Regularization of all-pole models for speaker verification under additive noise

Hanilci, Cemal; Kinnunen, Tomi; Saeidi, Rahim; Pohjalainen, Jouni; Alku, Paavo; Ertas, Figen

2012

ISBN: 978-981-07-3093-2

Comparing spectrum estimators in speaker verification under additive noise degradation

Hanilci, Cemal; Kinnunen, Tomi; Saeidi, Rahim; Pohjalainen, Jouni; Alku, Paavo; Ertas, Figen; Sandberg, Johan; Hansson-Sandsten, Maria

2012 in International Conference on Acoustics Speech and Signal Processing ICASSP (IEEE)

ISBN: 978-1-4673-0046-9

ISSN: 1520-6149

Comparison of post-filtering methods for intelligibility enhancement of telephone speech

Jokinen, Emma; Alku, Paavo; Vainio, Martti

2012

ISBN: 978-1-4673-1068-0

Utilization of the Lombard effect in post-filtering for intelligibility enhancement of telephone speech

Jokinen, Emma; Alku, Paavo; Vainio, Martti

2012

ISBN: 978-1-62276-759-5

Towards glottal source controllability in expressive speech synthesis

Lorenzo-Trueba, Jaime; Barra-Chicote, Roberto; Raitio, Tuomo; Obin, Nicolas; Alku, Paavo; Yamagishi, Junichi; Montero, Juan

2012

ISBN: 978-1-62276-759-5

Voice source analysis using biomechanical modeling and glottal inverse filtering

Pinheiro, Alan; Raitio, Tuomo; Gomes, Danyane; Alku, Paavo

2012

ISBN: 978-1-62276-759-5

Automatic detection of high vocal effort in telephone speech

Pohjalainen, Jouni; Raitio, Tuomo; Pulakka, Hannu; Alku, Paavo

2012

ISBN: 978-1-62276-759-5

Robust speech analysis by lag-weighted linear prediction

Pohjalainen, Jouni; Alku, Paavo

2012

ISBN: 978-1-4673-0046-9

Conversational evaluation of artificial bandwidth extension of telephone speech using a mobile handset

Pulakka, Hannu; Laaksonen, Laura; Myllylä, Ville; Yrttiaho, Santeri; Alku, Paavo

2012

ISBN: 978-1-4673-0046-9

On measuring the intelligibility of synthetic speech in noise Do we need a realistic noise environment?

Raitio, Tuomo; Takanen, Marko; Santala, Olli; Suni, Antti; Vainio, Martti; Alku, Paavo

2012

ISBN: 978-1-4673-0046-9

Wideband parametric speech synthesis using warped linear prediction

Raitio, Tuomo; Suni, Antti; Vainio, Martti; Alku, Paavo

2012

ISBN: 978-1-62276-759-5

The GlottHMM Entry for Blizzard Challenge 2012: Hybrid Approach

Suni, Antti; Raitio, Tuomo; Vainio, Martti; Alku, Paavo

2012

Effect of noise type and level on focus related fundamental frequency changes.

Vainio, Martti; Aalto, Daniel; Suni, Antti; Arnhold, Anja; Raitio, Tuomo; Seijo, Henri; Järvikivi, Juhani; Alku, Paavo

2012

ISBN: 978-1-62276-759-5

Glottal inverse filtering using Stablilised Weighted Linear Prediction

Kafentzis, George; Stylianou, Yannis; Alku, Paavo

2011 in International Conference on Acoustics Speech and Signal Processing ICASSP (IEEE)

ISBN: 978-1-4577-0539-7

ISSN: 1520-6149

Noise robust feature extraction based on Extended Weighted Linear Prediction in LVCSR

Keronen, Sami; Pohjalainen, Jouni; Alku, Paavo; Kurimo, Mikko

2011

Detection of shouted speech in the presence of ambient noise

Pohjalainen, Jouni; Raitio, Tuomo; Alku, Paavo

2011

Shout Detection in Noise

Pohjalainen, Jouni; Alku, Paavo; Kinnunen, T.

2011

Low-Frequency Bandwidth Extension of Telephone Speech Using Sinusoidal Synthesis and Gaussian Mixture Model

Pulakka, Hannu; Remes, Ulpu; Kurimo, Mikko; Palomäki, Kalle; Alku, Paavo

2011

Speech bandwidth extension using Gaussian mixture model-based estimation of the highband mel spectrum

Pulakka, Hannu; Remes, Ulpu; Palomäki, Kalle; Kurimo, Mikko; Alku, Paavo

2011

ISBN: 978-1-4577-0538-0

ISSN: 1520-6149

Analysis of HMM-based Lombard speech synthesis

Raitio, Tuomo; Suni, Antti; Vainio, Martti; Alku, Paavo

2011

Utilizing Glottal Source Pulse Library for Generating Improved Excitation Signal for HMM-Based Speech Synthesis

Raitio, Tuomo; Suni, Antti; Pulakka, Hannu; Vainio, Martti; Alku, Paavo

2011

Estimation of harmonic noise components of the glottal excitation

Sousa, Ricardo; Ferreira, Annibal; Alku, Paavo

2011

The GlottHMM Entry for Blizzard Challenge 2011: Utilizing Source Unit Selection in HMM-Based Speech Synthesis for Improved Excitation Generation

Suni, Antti; Raitio, Tuomo; Vainio, Martti; Alku, Paavo

2011

Extended Weighted Linear Prediction (XLP) Analysis of Speech and its Application to Speaker Verification in Adverse Conditions

Pohjalainen, Jouni; Saeidi, R; Kinnunen, T; Alku, Paavo

2010

Bandwidth Extension of Telephone Speech Using a Filter Bank Implementation for Highband Mel Spectrum

Pulakka, Hannu; Myllylä, V.; Laaksonen, L.; Alku, Paavo

2010

Comparison of Formant Enhancement Methods for HMM-Based Speech Syntesis

Raitio, Tuomo; Suni, Antti; Pulakka, Hannu; Vainio, Martti; Alku, Paavo

2010

Temporally weighted linear prediction features for speaker verification in additive noise

Saeidi, Rahim; Pohjalainen, Jouni; Kinnunen, Tomi; Alku, Paavo

2010

The GlottHMM Speech Synthesis Entry for Blizzard Challenge 2010

Suni, Antti; Raitio, Tuomo; Vainio, Martti; Alku, Paavo

2010

Laryngeal voice quality in the expression of focus

Vainio, Martti; Airas, Matti; Järvikivi, J.; Alku, Paavo

2010

ISBN: 978-1-61782-123-3

A LF-pulse from a simple glottal flow model

Aalto, Atte; Alku, Paavo; Malinen, Jarmo

2009

Noise Robust LVCSR feature extraction based on stabilized weighted linear prediction

Kallasjoki, Heikki; Palomäki, Kalle; Magi, Carlo; Alku, Paavo; Kurimo, Mikko

2009

On separating glottal source and vocal tract information in telephony speaker verification

Kinnunen, T.; Alku, Paavo

2009

Weighted Linear Prediction for Speech Analysis in Noisy Conditions

Pohjalainen, Jouni; Kallasjoki, Heikki; Alku, Paavo; Palomäki, Kalle; Kurimo, Mikko

2009

New method for delexicalization and its application to prosodic tagging for text-to-speech synthesis

Vainio, Martti; Suni, A.; Raitio, T.uomo; Nurminen, J.; Järvikivi, J.; Alku, Paavo

2009

DC-constrained linear prediction for glottal inverse filtering

Alku, Paavo; Magi, Carlo; Bäckström, Tom

2008

Enhancing noise robustness in automatic speech recognition using stabilized weighted linear prediction (SWLP)

Pohjalainen, Jouni; Magi, Carlo; Alku, Paavo

2008

HMM-Based Finnish Text-to-Speech System Utilizing Glottal Inverse Filtering

Raitio, Tuomo; Suni, Antti; Vainio, Martti; Alku, Paavo

2008

Comparison of Multiple Voice Source Parameters in Different Phonation Types

Airas, Matti; Alku, Paavo

2007

Laryngeal Voice Quality Changes in Expression of Prominence in Continuous Speech

Airas, Matti; Alku, Paavo; Vainio, Martti

2007

Stabilised Weighted Linear Prediction - A Robust All-Pole Method for Speech Processing

Magi, Carlo; Bäckström, Tom; Alku, Paavo

2007

The cortical processing of rising-intensity tonal and speech stimuli in young adults: Effects of spectral complexity

Matilainen, Laura; Talvitie, Sanna; Alku, Paavo; Mäkelä, Anna-Mari; Mäkinen, Ville; May, Patrick; Pekkonen, Eero; Tiitinen, Hannu

2007

The Effect of Highband Harmonic Structure in the Artificial Bandwidth Expansion of Telephone Speech

Pulakka, Hannu; Alku, Paavo; Laaksonen, Laura; Valve, P.

2007

The effects of cortical stroke on the processing of spectrally impoverished and enriched auditory stimuli

Talvitie, S.; Matilainen, L.; Pekkonen, E.; Alku, Paavo; Mäkelä, Anna-Maija; Mäkinen, V.; May, Peter; Tiitinen, Hannu

2007

The effects of aging on the processing of rising-intensity tonal and speech stimuli

Tiitinen, Hannu; Matilainen, Laura; Talvitie, Sanna; Alku, Paavo; Mäkelä, Anna-Mari; Mäkinen, Ville; Pekkonen, Eero; May, Patrick

2007

Harmonic All-Pole Modelling for Glottal Inverse Filtering

Bäckström, Tom; Alku, Paavo

2006

Voice Ergonomics in Call-Centre Customer Service Advisors: Effects of a Short Vocal Training Course

Lehto, Laura; Vilkman, Erkki; Alku, Paavo

2006

Objective and Subjective Evaluation of Seven Selected All-Pole Modelling Methods in Processing of Noise Corrupted Speech

Magi, Carlo; Bäckström, Tom; Alku, Paavo

2006

Quality Improvement of Telephone Speech by Artificial Bandwidth Expansion - Listening Tests in Three Languages

Pulakka, Hannu; Laaksonen, Laura; Alku, Paavo

2006

A Toolkit for Voice Inverse Filtering and Parametrisation

Airas, Matti; Pulakka, Hannu; Bäckström, Tom; Alku, Paavo

2005

Group Delay Function as a Means to Assess Quality of Glottal Inverse Filtering

Alku, Paavo; Airas, Matti; Bäckström, Tom; Pulakka, Hannu

2005

Assesment of glottal inverse filtering by using aeroelastic modelling of phonation and FE modelling of vocal tract

Alku, Paavo; Horásek, Jaromir; Airas, Matti; Laukkanen, Anne-Maria

2005

NAQ Variation with Ps in Classically Trained Baritone Singers

Björkner, Eva; Sundberg, Johan; Alku, Paavo

2005

Subglottal Pressure and NAQ Variation in Voice Production of Classically Trained Baritone Singers

Björkner, Eva; Sundberg, Johan; Alku, Paavo

2005

Objective Quality Measures for Glottal Inverse Filtering of Speech Pressure Signals

Bäckström, Tom; Airas, Matti; Lehto, Laura; Alku, Paavo

2005

Artificial Bandwidth Expansion Method to Improve Intelligibility and Quality of AMR-Coded Narrowband Speech

Laaksonen, Laura; Kontio, Juho; Alku, Paavo

2005

Emotions in Short Vowel Segments: Effects of the Glottal Flow as Reflected by the Normalized Amplitude Quotient

Airas, Matti; Alku, Paavo

2004

Evaluation of an inverse filtering technique using physical modeling of voice production

Alku, Paavo; Story, Brad; Airas, Matti

2004

The auditory N100m response reflects glides in speech fundamental frequency

Mäkelä, Anna-Mari; Alku, Paavo; Mäkinen, Ville; Tiitinen, Hannu

2004

Cortical activity elicited by isolated vowels and diphthongs

Mäkelä, Anna-Mari; Alku, Paavo; May, Patrick; Mäkinen, Ville; Tiitinen, Hannu

2004

Foneemiraja-efekti suomen kielen kvantiteettikategorioiden välillä

Nenonen, Sari; Shestakova, Anna; Alku, Paavo; Huotilainen, Minna

2004

Analysis of the voice source in different phonation types: Simultaneous high-speed imaging of the vocal fold vibration and glottal inverse filtering

Pulakka, Hannu; Alku, Paavo; Granqvist, Svante; Hertegård, Stellan; Larsson, Hans; Laukkanen, Anne-Maria; Lindestad, Per-Åke; Vilkman, Erkki

2004

Äänilähteen analysointia eri ääntötavoissa: äänihuulivärähtelyn suurnopeuskuvauksen ja käänteissuodatetun glottisherätteen vertailua

Pulakka, Hannu; Alku, Paavo; Granqvist, Svante; Hertegård, Stellan; Larsson, Hans; Laukkanen, Anne-Maria; Lindestad, Per-Åke; Vilkman, Erkki

2004

Behavioral detection of spatial stimuli is reflected in auditory cortical dynamics

Tiitinen, Hannu; Palomäki, Kalle; Mäkinen, Ville; May, Patrick; Alku, Paavo

2004

Periodic glottal excitation and formant frequencies in the perception of vowels

Tiitinen, Hannu; Mäkelä, Anna-Mari; Mäkinen, Ville; May, Patrick; Alku, Paavo

2004

All-pole modeling of wide-band speech with symmetric linear prediction.

Alku, Paavo; Bäckström, Tom

2003

Linear predictive method with low-frequency emphasis

Alku, Paavo; Bäckström, Tom

2003

Parameterisation of the glottal flow estimated by inverse filtering

Alku, Paavo

2003

On the stability of constrained linear predictive models

Bäckström, Tom; Alku, Paavo

2003

Perception of vowel length in native speakers and second-language users of a quantity language

Nenonen, Sari; Shestakova, Anna; Alku, Paavo; Huotilainen, Minna

2003

Vocal loading of call centre personnel

Vilkman, Erkki; Lehto, Laura; Bäckström, Tom; Alku, Paavo

2003

All-pole Modeling of Wide-band Speech Using Weighted Sum of the LSP Plynomials

Alku, Paavo; Bäckström, Tom

2002

All-pole modeling technique based on the weighted sum of the LSP polynomials

Alku, Paavo; Bäckström, Tom

2002

A time domain reformulation of linear prediction equivalent to LSP decomposition

Bäckström, Tom; Alku, Paavo; Kleijn, Bastiaan

2002

Viivaspektripareihin perustuva stabiili AR-menetelmät

Bäckström, Tom; Alku, Paavo

2002

The Auditory N1m Reveals Vowel Identity Representation in the Left Hemisphere of Human Auditory Cortex

Mäkelä, Anna-Mari.; Alku, Paavo; Tiitinen, Hannu

2002

Representation of Auditory Space in Human Auditory Cortex: Effects of ILD, ITD and 3D Stimulation Techniques

Tiitinen, Hannu; Palomäki, Kalle; Mäkinen, Ville; May, Patric; Alku, Paavo

2002

The Irrelevant Sound Effect and Cortical Processing of Speech and Non-Speech Stimuli

Valtonen, Jussi; May, Patric; Mäkinen, Ville; Alku, Paavo; Tiitinen, Hannu

2002

All-pole modeling of noisy speech with the Weighted Sum of the Line Spectrum Pair

Yuan, Zhijian; Bäckström, Tom; Alku, Paavo

2002

Normalised Amplitude Quotient for Parameterisation of the Glottal Flow

Alku, Paavo; Vilkman, Erkki; Bäckström, Tom; Vintturi, Juha

2001

The use of fundamental frequency raising as a strategy for increasing vocal intensity in soft, normal, and loud phonation

Alku, Paavo; Vintturi, Juha; Vilkman, Erkki

2001

The effect of fundamental frequency per se on vocal intensity in soft, normal, and loud phonation

Alku, Paavo; Vintturi, Juha; Vilkman, Erkki

2001

Synthesis of the voice source using a physically-informed model of the glottis

Avanzini, Federico; Drioli, Carlo; Alku, Paavo

2001

One-delayed-mass model for efficient synthesis of glottal flow

Avanzini, Federico; Alku, Paavo; Karjalainen, Matti

2001

An Analysis Environment for Studying Effects of Vocal Loading from Continuous Speech

Bäckström, Tom; Alku, Paavo; Vilkman, Erkki

2001

Closing Quotient and Amplitude-Based Effective Main Excitation Time in Characterisation of Effects of Vocal Warm-Up on the Glottal Flow Waveform

Vilkman, Erkki; Alku, Paavo; Vintturi, Juha

2001

Characterisation of Phonation Types Using a New Glottal Source Parameter NAQ

Vilkman, Erkki; Alku, Paavo

2001

Relationship between Subjective Symptoms and Acoustic Parameters after Vocal Loading in Healthy Voices

Vintturi, Juha; Alku, Paavo; Sihvo, Marketta; Vilkman, Erkki

2001

A frequency domain method to improve modelling of formants in speech coding applications of linear prediction

Alku, Paavo; Varho, Susanna

2000

MEG-measurements of brain activity reveal the link between human speech production and perception

Alku, P.; Tiitinen, H.; Palomäki, K.; Sivonen, P.

2000

Analysis of voice production in breathy, normal and pressed phonation by comparing inverse filtering and videokymography

Alku, P.; Svec, J.; Vilkman, E.; Sram, F.

2000

Effects of prolonged oral reading on spectral decay of the glottal flow

Alku, P.; Bäckström, T.; Vintturi, J.; Vilkman, E.

2000

Neuromagnetic study on localization of speech sounds

Palomäki, K.; Alku, P.; Mäkinen, V.; May, P.; Tiitinen, H.

2000

Specificity of auditory-cortex tuning in musicians: a whole-head MEG study

Sivonen, P.; Tervaniemi, M.; Koelsch, S.; Alku, P.; Virtanen, H.; Tiitinen, R.; Ilmoniemi, R; Näätänen, R.

2000

Linear prediction of speech by sample grouping

Varho, Susanna; Alku, Paavo

2000

All-pole spectral modelling of voiced speech with a highly compressed set of parameters

Varho, S.; Alku, P.

2000

Separated linear prediction Improved spectral modelling by sample grouping

Varho, S.; Alku, P.

2000

A linear predictive method for highly compressed presentation of speech spectra

Varho, S.; Alku, P.

2000

Dynamic extremes of voice in the light of acoustic and physiologic parameters

Vilkman, E.; Alku, P.; Vintturi, J.

2000

Objective effects of vocal loading and rest on amplitude quotient (AQ) in females and males

Vintturi, J.; Alku, P.; Vilkman, E.

2000

Puolisynteettisten ääniärsykkeiden tuotto aivotutkimukseen

Alku, P.

1999

Linearity of the function between the sound pressure level of speech and the negative peak amplitude of the differentiated glottal flow for voices of different intensities

Alku, P.; Vintturi, J.; Vilkman, E.

1999

Changes in the ratio between the flow amplitude and the negative peak amplitude of the first derivative of the glottal flow waveform during vocal loading

Lauri, E-R.; Alku, P.; Vilkman, E; Sala, E.; Sihvo, M.

1999

Acoustic, psychoacoustic, and psychophysiological measures of distance in the Finnish vowel space

Lennes, M.; Lehtokoski, A.; Alku, P.; Näätänen, R.

1999

Subjective reports on voice changes during prolonged loud reading

Sihvo, M.; Lauri, E-R.; Alku, P.; Sala, E.; Vilkman, E.

1999

A new predictive method for all-pole modelling of speech spectra with a compressed set of parameters

Varho, S.; Alku, P.

1999

Combined time and amplitude parameter of the glottal flow waveform as an indicator of changes in vocal performance

Vintturi, J.; Alku, P.; Lauri, E-R.; Vilkman, E.

1999

A frequency domain method for parametrization of the voice source

Alku, P.; Vilkman, E.

1996

Kaistaleveyden vaikutus glottisherätteen käänteissuodatuksessa

Alku, Paavo; Vilkman, E.

1995

Comparing Methods for Quantifying the Voice Source of Different Phonation Types Inverse Filtered from Acoustic Speech Signals

Alku, Paavo; Vilkman, E.

1995

On the Perception of Emotional Content in Speech

Laukkanen, A-M.; Vilkman, E.; Alku, P.; Oksanen, H.

1995

Estimation of the glottal pulseform based on discrete all pole modeling

Alku, P.; Vilkman, E.

1994

Register shift in lower pitch range

Vilkman, E.; Alku, Paavo

1994

Changes in time-based glottal waveform parameters due to loading of voice in different humidity conditions

Vilkman, E.; Lauri, E.R.; Alku, P.; Pekkarinen, E.; Sihvo, M.

1994

QuickSig - An object oriented tool for digital signal processing in the IBM-PC-Environment

Alku, Paavo; Karjalainen, M.; Altosaar, T.

1993

An automatic method to estimate the time-based parameters of the glottal pulseform

Alku, Paavo

1992

Estimation of the glottal excitation of signals "clean.wav" and "dirty.wav" with Pitch Synchronous Iterative Adaptive Inverse Filtering

Alku, Paavo

1992

Inverse Filtering of the glottal waveform using the Itakura-Saito distortion measure

Alku, Paavo

1992

Publications intended for professional communities

Article in professional journal

Evidence of the Significance of Secondary Excitations of the Vocal Tract on Vocal Intensity

Alku, Paavo; Vintturi, Juha; Vilkman, Erkki

2001 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

The Effects of Post-Loading Rest on Acoustic Parameters with Special Reference to Gender and Ergonomic Factors

Vintturi, Juha; Alku, Paavo; Lauri, Eija-Riitta; Sala, Eeva; Sihvo, Marketta; Vilkman, Erkki

2001 in FOLIA PHONIATRICA ET LOGOPAEDICA (S. Karger AG)

Puheen- ja kuvankoodaus

Alku, Paavo; Valli, S.

1992 in Prosessori (S. Karger AG)

ISSN: 0357-4121

Published development or research report

Newborn brain responds strongly to prosody in continuous speech

Huotilainen, Minna; Sambeth, Anke; Kotilahti, Kalle; Nissilä, Ilkka; Seppä, Katja; Alku, Paavo; Fellman, Vineta

2006

Puhe- ja ääniammattien työympäristön kuormitustekijöiden yksittäis- ja yhteisvaikutukset äänentuottoon

Pekkarinen, E.; Alku, P.; Lauri, E-R.; Nykyri, E.; Sihvo, M.; Toivonen, P.; Vilkman, E.

1993

An automatic inverse filtering method for the analysis of glottal waveforms

Alku, Paavo

1992

Patents and invention disclosures

Patent

Method and apparatus for artificial bandwidth expansion in speech processing

Kallio, Laura; Alku, Paavo; Käyhkö, Kimmo; Kajala, Matti; Valve, Päivi

2004