ISAAR
Previous Symposia


 

ISAAR 2009

 
 

International Symposium on
Auditory and Audiological Research

ISAAR 2009
40 years jubilee symposium

26-28 August 2009
Marienlyst, Helsingør, Denmark

Title: “Binaural processing and spatial hearing”

Programme (pdf)

List of posters

Wednesday 26 August

08:00-10:00   Registration and hanging of posters

10:00-10:15   Welcome
 
Session 1: Physiological measures and models of binaural processing

10:15-10:50   David McAlpine: Transformation in ITD coding in the auditory midbrain

10:50-11:25   Philip Joris: Monaural and binaural temporal processing towards spatial hearing

11:25-12:00   Ken Hancock: Neural coding of ITD with bilateral cochlear implants: Effect of auditory experience

12:00-13:00   Lunch

13:00-13:35   Terry Picton: Terry Picton: Objective measures of human binaural processing

13:35-13:55   Jakob Christensen-Dalsgaard: Biophysics, neural processing and robotics of the lizard ear, a highly directional sensor

13:55-14:15   Ville Pulkki: Cross-frequency integration in inputs of functional model of MSO

14:15-14:35   Tamás Harczos: Evaluation of cues for horizontal-plane localization with bilateral cochlear implants

14:35-15:00   Coffee break

Session 2: Perceptual measures and models of spatial hearing

15:00-15:35   Laurel Carney: Binaural cues for detection of signals in noise: Experiments and models

15:35-16:10   John Culling: From EC-theory to speech intelligibility in rooms

16:10-16:30   Tobias May: The effect of temporal integration in a probabilistic model for robust acoustic localization

16:30-16:50   Mathias Dietz: The role of envelope waveform in the processing of high-frequency interaural timing disparities

17:00-19:00   Poster session I

19:00-20:00   Dinner

20:00-22:00   Jubilee drinks in the poster area

Thursday 27 August

Session 2 (continued): Perceptual measures and models of spatial hearing

08:30-09:05   Tino Trahiotis: Assessing the processing of interaural temporal disparities within high frequency stimuli via manipulations of the temporal signatures of their envelopes

09:05-09:40   Dorte Hammershøi: Human localization and performance mesures

09:40-10:15   Jens Blauert: Aural assessment by means of binaural algorithms - the AABBA project

10:15-10:45   Coffee break

10:45-11:05   Jörg Buchholz: A loudspeaker-based room auralisation (LoRA) system for auditory perception research

11:05-11:25   Gurjit Singh: The effect of hearing loss on auditory spatial attention

11:25-11:45   Janina Fels: Spatial hearing as a function of growth: How adults differ from children

12:00-13:00   Lunch

Session 3: Speech processing and perception under adverse conditions

13:00-13:35   Michael Akeroyd: The precedence effect for speech and hearing impairment

13:35-14:10   Birger Kollmeier: Human speech recognition, machine speech recognition and hearing aids: What can humans learn from computers and vice versa?

14:10-14:45   Adelbert Bronkhorst: Central auditory processing in the cocktail-party effect

14:45-15:15   Coffee break

15:15-15:50   Stefan Launer: Binaural signal processing in hearing instruments: Applications for speech intelligibility in adverse listening conditions

15:45-16:10   Douglas Brungard: Spatial release from masking in azimuth and elevation with individualized and non-individualized Head-Related Transfer Functions

16:10-16:30   Martin Vestergaard: The advantage of spatial and vocal characteristics in the recognition of competing speech

16:30-18:30   Poster Session II

19:00-20:30   Dinner

20:30-23:30   Jubilee bar and Jazz band 'Ole Bram Quintet'

Friday 28 August

Session 4: Recent concepts in binaural cochlear-implant and hearing-aid processing

08:30-09:05   Uwe Baumann: Speech perception with combined electric acoustic stimulation (EAS) and bilateral/bimodal/unilateral cochlear implant in a multi-source noise field

09:05-09:40   Bernhard Laback: Perception of interaural time differences in electric and acoustic hearing

09:40-10:15   Adrew Dittberner: A binaural signal processing strategy for converging hearing instrument adaption with listener intent

10:15-10:45   Coffee break

10:45-11:20   Brent Edwards: Binaural psychoacoustic considerations for hearing aid processing

11:20-11:40   Jorge Mejia: Speech intelligibility enhancement through binaural signal processing

11:40-12:00   Thomas Behrens: A method for quantifying the effects of non-linear hearing-aid signal-processing on interaural level difference cues in conditions with multiple sound sources

12:00-12:10   Closing remarks

12:15-13:15   Lunch

14:00 Departure

 


List of posters (Alphabetical order, first author)

CAN ASSESSMENT OF COCHLEAR SENSITIVITY PREDICT SOUND LOCALIZATION ABILITY
IN NORMAL HEARING SUBJECTS?
Guillaume Andeol
Human Factors service, Armed Forces Biomedical Research Institute, France

SPEECH INTELLIGIBILITY ENHANCEMENT BY EARLY REFLECTIONS
Iris Arweiler, Jörg M. Buchholz, Torsten Dau
Centre for Applied Hearing Research, DTU-Elektro, Technical University of Denmark

LABORATORY EVALUATION OF DIRECTIONAL PREFERENCE:
EFFECTS OF TASK, DIFFICULTY & STIMULI
Shilpi Banerjee
Starkey Audiological Research Laboratories, Minnesota, USA

EXPLORING KING-KOPETZKY SYNDROME AND DEAD REGIONS
Christian Brandt 1), Ture Andersen 1), 2) and Jakob Christensen-Dalsgaard 1)
1) Institute of Biology, University of Southern Denmark, Odense, Denmark.
2) Odense University Hospital, Department of audiology, Odense, Denmark

DEVELOPING A “TELEPHONE SOLUTION” FOR MODERN HEARING AIDS
Josef Chalupper 1), Todd Ricketts 2), Erin Picou 2)
1) Siemens Audiologische Technik, Erlangen, Germany
2) Vanderbilt University, Nashville, USA

A MONAURAL MASKING RELEASE BASED ON A SIMILAR MECHANISM AS BINAURAL
UNMASKING
Nicholas R. Clark, Barrie A. Edmonds and Katrin Krumbholz
MRC Institute of Hearing Research, Nottingham NG7 2RD, UK

EVALUATING SOUND QUALITY IN HEARING AIDS
WITH REFERENCE TEST AUDIOGRAMS
Carsten Daugaard, Søren L. Jørgensen, and Chris V. Jørgensen
Technical Audiology, Delta, Denmark

PERCEPTUAL EFFECTS OF AMBISONICS ON ROOM AURALIZATION
Sylvain Favrot and Jörg M. Buchholz
Centre for Applied Hearing Research, DTU-Elektro, Technical University of Denmark

USERS OF A COCHLEAR IMPLANT AND A CONTRALATERAL HEARING AID ARE
SENSITIVE TO INTERAURAL TIME DIFFERENCES
Tom Francart, Anneke Lenssen and Jan Wouters
ExpORL, Dept. Neurosciences, K.U. Leuven, Belgium

BINAURAL HEARING AIDS IN PATIENTS WITH ASYMMETRIC HEARING IMPAIRMENT
T. Golubok-Abizova and Juliya Deyeva
Kiev, Ukraine

EFFECT OF FRINGES ON BINAURAL HEARING: REVISITING THE ONSET EMPHASIS
Nicolas Le Goff, Armin Kohlrausch and Jeroen Breebaart
Technical University of Eindhoven, NL

SPEECH UNDERSTANDING OF HEARING IMPAIRED LISTENERS IN EVERYDAY LIFE;
THE ROLE OF BINAURAL UNMASKING, MASKING RELEASE
AND LINGUISTIC PROFICIENCY
S. Theo Goverts, Joost M. Festen and Tammo Houtgast
ENT/Audiology and EMGO+ institute, VU University Medical Center Amsterdam, NL

FISHING FOR MEANINGFUL UNITS IN CONNECTED SPEECH
Peter Juel Henrichsen 1) and Thomas Ulrich Christiansen 2)
1) Department of International Language Studies and Computational Linguistics, Denmark
2) Centre for Applied Hearing Research, Technical University of Denmark

NATURAL DIRECTIONALITY II: NEXT GENERATION ASYMMETRIC FITTING
Lotte Hagen Hernvig and Charlotte Thunberg Jespersen
GN ReSound, Denmark

PERCEPTUAL AUDIO EVALUATION BY HEARING IMPAIRED LISTENERS – SOME
CONSIDERATIONS ON TASK TRAINING
Renskje Hietkamp, Martin Rune Andersen, and Thomas Lunner
Eriksholm Research Centre, Oticon A/S, Denmark

THE MULTI-MASKER PENALTY AND ROLE OF SPATIAL SEPARATION
Nandini Iyer, Douglas S. Brungart, and Brian D. Simpson
Air Force Research Laboratory, Wright Patterson AFB, USA

FINITE-ELEMENT SIMULATION STUDY OF DIRECTIONAL MICROPHONES
Mads Jakob Herring Jensen
Audiological Research, Widex A/S, Denmark

MODELLING A DAMAGED COCHLEA: BEYOND NON-SPEECH PSYCHOPHYSICS
Morten L. Jepsen 1), Oded Ghitza 2) and Torsten Dau 1)
1) Centre for Applied Hearing Research, DTU-Elektro, Technical University of Denmark
2) Center for BioDynamics and Hearing Research, Boston University, USA

MEASURES AND PERCEPTUAL CORRELATES OF SIGNAL ENVELOPE CHANGES
INDUCED BY HEARING AID COMPRESSION
René Burmand Johannesson and Justyna Walaszek
Eriksholm Research Centre, Oticon A/S, Kongevejen 243, 3070 Snekkersten, Denmark

ORIENTATION ABILITIES AND INTELLIGIBILITY OF SPEECH IN NOISE IN SINGLE
SIDED DEAF PERSONS PROVIDED WITH A BONE-ANCHORED HEARING AID, BAHA
Susanne Köbler 1), Karin Strömbäck 2), Susan Saeidi 3),
Hans Christian Larsen 1), Konrád Konrádsson 1)
1) Department of Audiology, Uppsala University Hospital, Sweden
2) Department of Otosurgery, Uppsala University Hospital, Sweden
3) Uppsala Hearing Clinic, Uppsala, Sweden

PREDICTION OF BINAURAL PHENOMENA BY STOCHASTIC PROPERTIES
OF COINCIDENCE DETECTOR CELLS
Ram Krips, Tal Klap, Noam Patel and Miriam Furst
Department of Electrical Engineering-Systems, Tel Aviv University, Israel

EXPERIMENTAL EVALUATION OF THE TWO-STAGE BINAURAL SPEECH
ENHANCEMENT WITH WIENER FILTER FOR SPEECH ENHANCEMENT AND SOUND
LOCALIZATION
Junfeng Li 1), Shuichi Sakamoto 2), Satoshi Hongo 3), Masato Akagi 1) and Yoiti Suzuki 2)
1) School of Information Science, Japan Advanced Institute of Science and Technology, Japan
2) Research Institute of Electrical Communication, Tohoku University, Japan
3) School of Information Science, Miyagi National College of Technology, Japan

COMPARISON OF DECISION CRITERIA FOR INTERAURAL CORRELATION DISCRIMINATION
Helge Lüddemann, Helmut Riedel, and Birger Kollmeier
Medizinische Physik, Carl von Ossietzky Universität Oldenburg, Germany

DATA-DRIVEN MASK GENERATION FOR BINAURAL SOURCE SEPARATION
Nilesh Madhu
Institute of Communication Acoustics, Ruhr-University Bochum, Germany

MAXIMUM SENSITIVITY TO INTERAURAL COHERENCE:
AT THE PEAK OR THE SLOPE OF ITD TUNING CURVES?
Torsten Marquardt and David McAlpine
UCL Ear Institute, London, UK

EVALUATION OF A NEW STEREOPHONIC REPRODUCTION METHOD WITH MOVING
“SWEET SPOT” USING A BINAURAL LOCALIZATION MODEL
Sebastian Merchel and Stephan Groth
Communication Acoustics, Dresden University of Technology, 01062 Dresden, Germany

SPEECH UNDERSTANDING AND COGNITIVE SPARE CAPACITY
Sushmit Mishra 1),2),5), Mary Rudner 1),2),5), Thomas Lunner 1),2),3),4),5),
Stefan Stenfelt 2),3),5), and Jerker Rönnberg 1),2),5)
1) Department of Behavioural Sciences and Learning, Linköping University, Sweden
2) The Swedish Institute for Disability Research, Linköping University, Sweden
3) Department of Clinical and Experimental Medicine, Linköping University, Sweden
4) Oticon A/S, Research Centre Eriksholm, Snekkersten, Denmark
5) Linnaeus Centre HEAD

EVALUATION OF AIDED BINAURAL PROCESSING IN CHILDREN WITH HEARING
IMPAIRMENT BY BINAURAL INTEGRATION AND SEGREGATION TASKS
Tatsuo Nakagawa
Yokohama National University, Yokohama, Japan

THE INFLUENCE OF HEARING-AID MICROPHONE LOCATION
AND ROOM REVERBERATION ON BETTER-EAR EFFECTS
Tobias Neher 1), Claudia Breitsprecher 2) and Søren Laugesen 1)
1) Eriksholm Research Centre, Oticon A/S, Denmark
2) Institute of Hearing Technology and Audiology, University of Applied Sciences,
Oldenburg, Germany

IN-SITU COMPRESSION FOR OPEN FITTINGS
Morten Nordahn
Widex A/S, Denmark

SPATIAL RELEASE FROM MASKING FOR SENTENCE RECOGNITION IN NOISE
Juan-Pablo Ramirez, Alexander Raake and Anton Schlesinger
Deutsche Telekom AG Laboratories, Berlin, Germany

SPATIAL RECEPTIVE FIELDS OF HUMAN AUDITORY CORTICAL
NEURONS REVEALED BY NEUROMAGNETIC RECORDINGS
Nelli H. Salminen, Hannu Tiitinen, and Patrick J.C. May
Department of Biomedical Engineering and Computational Science,
Helsinki University of Technology, Finland

PERCEPTION OF SPATIAL DISTRIBUTION OF WIDE SOUND SOURCES
Olli Santala and Ville Pulkki
Department of Signal Processing and Acoustics, Helsinki University of Technology, Finland

DETECTION AND IDENTIFICATION OF MONAURAL AND BINAURAL PITCH
CONTOURS IN DYSLEXIC LISTENERS
Sébastien Santurette 1), Torsten Dau 1), Hanne Poelmans 2), Heleen Luts 2), Jan Wouters 2)
1) Centre for Applied Hearing Research, Danmarks Tekniske Universitet, Denmark
2) Division of Experimental Otorhinolaryngology, Katholieke Universiteit Leuven, Belgium

3D SOUND IN THE HELICOPTER ENVIRONMENT: LOCALISATION PERFORMANCE
David Sarafian, Lionel Pellieux, and Jean-Christophe Bouy
Institut de Recherche Biomédical des Armées, Antenne IMASSA, Brétigny sur Orge, France

REPORT ON THE BINAURAL EXTENSION OF A SPEECH-BASED SPEECH
TRANSMISSION INDEX METHOD FOR NONLINEAR SYSTEMS AND
NARROW-BAND INTERFERENCE
Anton Schlesinger, Juan-Pablo Ramirez, Jasper van Dorp Schuitman and Marinus M. Boone
Acoustical Imaging and Sound Control, Department of Imaging, Science & Technology
Faculty of Applied Sciences, Delft University of Technology, Delft, NL

TESTPERSON OPERATED 2-ALTERNATIVE FORCED CHOICE AUDIOMETRY
COMPARED TO TRADITIONAL AUDIOMETRY
Jesper Hvass Schmidt 1), Christian Brandt 3), Jacob Christensen Dalsgaard 3),
Ture Andersen 1),3), Jesper Bælum 2), Torben Poulsen 4)
1) Dept. of Audiology Odense University Hospital, University of Southern Denmark
2) Dept. of Occupational Health and Environmental Medicine, Odense University Hospital,
University of Southern Denmark
3) Institute of Biology, Center for Sound Communication, University of Southern Denmark
4) Acoustic Technology, Department of Electrical Engineering, Technical University of Denmark

INTERVAL SCALING OF VIRTUAL SOUND SOURCES WHEN LISTENING
WITH ONE EAR
Daniel E. Shub 1), Virginia M. Richards 2)
1) National Biomedical Research Unit in Hearing, Department of Psychology,
University of Nottingham,
2) Department of Cognitive Sciences, University of California, Irvine, USA

EFFECTS OF SPATIAL UNCERTAINTY AND MASKER FRINGE
ON SOUND LOCALIZATION IN NOISE
Brian D. Simpson, Robert H. Gilkey, Douglas S. Brungart, and Nandini Iyer
Air Force Research Laboratory, Wright-Patterson AFB, Ohio, USA

NOISE REDUCTION IN MODERN HEARING AIDS – LONG-TERM AND SHORT-TERM
MEASUREMENTS USING SPEECH
Karolina Smeds, Niklas Bergman and Torbjörn Nyman
ORCA Europe, Stockholm, Sweden

A BINAURAL AUDITORY MODEL AND APPLICATIONS
TO SPATIAL SOUND EVALUATION
Marko Takanen 1), Gaëtan Lorho 2) and Matti Karjalainen 1)
1) Helsinki University of Technology, Department of Signal Processing and Acoustics,
Helsinki, Finland,
2) Nokia Research Center, Tampere, Finland

NO SPATIAL RELEASE FROM AMPLITUDE MODULATION MASKING
Eric R. Thompson 1),2), Torsten Dau 1), Barbara Shinn-Cunningham 2)
1) Centre for Applied Hearing Research, Technical University of Denmark
2) Hearing Research Center, Boston University, USA

ONLINE SELF-HELP VIA DISCUSSION FORUM
Elisabet Sundewall Thorén 1),2) Monica Svensson 3),4), Anna Törnqvist 3),4),
Gerhard Andersson 5),6),7), Per Carlbring 6), and Thomas Lunner 1),2),5)
1) Oticon A/S, Research Centre Eriksholm, Snekkersten, Denmark
2) Department of Clinical and Experimental Medicine, Division of Technical Audiology,
Linköping University, Sweden
3) Department of Clinical Sciences, Logopedics, Phoniatrics, Audiology Lund University, Sweden
4) Hörseltjänst i Skåne AB, Helsingborg, Sweden
5) The Swedish Institute for Disability Research, Örebro and Linköping University, Sweden
6) Department of Behavioural Sciences and Learning, Linköping University, Sweden
7) Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden

CONSTANCY IN THE PERCEPTION OF SPEECH WHEN THE LEVEL
OF ROOM-REFLECTIONS VARIES
Anthony J. Watkins, Simon J. Makin, and Andrew Raimond
Department of Psychology, The University of Reading, Reading RG6 6AL, UK

OVERVIEW OF NUMERICAL MODELS OF CELL TYPES IN THE COCHLEAR NUCLEUS
Stephan Werner 1), Tamás Harczos 2), and Karlheinz Brandenburg 2)
1) Institute for Media Technology, Faculty of Electrical Engineering and Information Technology,
Ilmenau University of Technology, Germany
2) Fraunhofer Institute for Digital Media Technology IDMT, Ilmenau, Germany 

 

 
Updated 22-Aug-2009
by Torben Poulsen