Alain Dufaux

EPFL CHC
EPFL Jordils 41
1025 St-Sulpice VD

Expertise

Digital Signal Processing
Speech & Audio Algorithms
Pattern Recognition
Low-power DSP systems
Technologies for Multimedia Archives
Project Management & Team Management

Mission

Operations & Development Director, Cultural Heritage & Innovation Center (CHC)

Selected publications

Multi-agent System for Camera-based Environment Awareness in Vehicles

M. Bellino, E. Meurville, L. Bolomey & A. Dufaux
Published in SPARC European Project Booklet, June 2007 in

Method and System For Real-Time Speech Recognition

H. Sheikhzadeh, E. Cornu, R. Brennan, N. Destrez, A. Dufaux
Published in US Patent #7139707, AMI Semiconductor, November 2006 in

A High Performance, Low Latency, Low Power Audio Processing System For Wideband Speech Over Wireless Links

E. Cornu, A. Dufaux, D. Hermann
Published in EUSIPCO 2006, European Signal Processing Conference, Florence, IT, September 2006. in

An Ultra-Low Power Subband-Based Electronic Stethospcope

J. Johnson, D, Hermann, M. Witter, E. Cornu, R. Brennan, A. Dufaux
Published in ICASSP'06, IEEE International Conference on Acoustics, Speech and Signal Processing, Toulouse, France, May 2006 in

Low-Resource Real-Time Speech Recognition System Using an Oversampled Filterbank

R. Brennan, N. Destrez, A. Dufaux , H. Sheikhzadeh, E. Cornu
Published in CA Patent #2359544, Dspfactory Ltd., April 2003 in

Single-Microphone Noise Reduction for Hearing Aids : Low-power and low-delay DSP Implementation using the Ephraim & Malah Algorithm

A. Dufaux, K. Tam, H. Sheikhzadeh, R. Brennan, T. Schneider
Published in International Hearing Aid Research Conference (IHCON 2002), Lake Tahoe, California, US, Aug. 2002. in

An Ultra Low Power, Ultra Miniature Voice Command System Based on Hidden Markov Models

E. Cornu, N. Destrez, A. Dufaux, H. Sheikhzadeh, R. Brennan
Published in ICASSP'02, IEEE International Conference on Acoustics, Speech and Signal Processing, Orlando, California, US, May 2002 in

Detection and Recognition of Impulsive Sound Signals

A. Dufaux
Published in PhD Thesis, Facult� des Sciences de l'Universit� de Neuch�tel, Switzerland, 2001 in

A Low-Complexity Variable Bit Rate Speech Coder for Portable Storage Applications

S. Grassi, M. Matthey, G. Biundo, A. Dufaux, M. Ansorge, F. Pellandini
Published in Proc. of Signal Processing 2000 Workshop, Poznan, Poland, Oct. 13th, 2000, pp. 7-12. in

Automatic Sound Detection and Recognition for Noisy Environment

A. Dufaux, L. Besacier, M. Ansorge, F. Pellandini
Published in Proceedings of EUSIPCO 2000, European Signal Processing Conference 2000, Tampere, FL, September 2000. in

Influence of GSM Speech Coding on the Performance of Text-Independent Speaker Recognition

S. Grassi, L. Besacier, A. Dufaux, M. Ansorge, F. Pellandini
Published in Proceedings of EUSIPCO 2000, European Signal Processing Conference 2000, Tampere, Finland, September 2000 in

GSM Speech Coding and Speaker recognition

L. Besacier, S. Grassi, A. Dufaux, M. Ansorge, F. Pellandini
Published in ICASSP 2000, International Conference on Acoustics, Speech, and Signal Processing, Istanbul, Turkey, June 5-9, 2000 in

Speaker Recognition on Compressed Speech

S. Grassi, A. Dufaux, L. Besacier, M. Ansorge, F. Pellandini
Published in Proceedings of the International COST 254 Workshop on Friendly Exchanging Through the Net, pp. 117-122, Bordeaux, F, March 23-24, 2000. in

Influence of GSM Speech Coding Algorithms on the Performance of Text-Independant Speaker Identification

S. Grassi, L. Besacier, A. Dufaux, M. Ansorge, F. Pellandini
Published in Proc. of COST 254, International Workshop on Intelligent Communication Technologies and Applications, with Emphasis on Mobile Communication, Neuch�tel, CH, May 5-7, 1999, pp. 307-311 in

Automatic Sound Recognition Relying on Statistical Methods, with Application to Telesurveillance

L. Besacier, A. Dufaux, M. Ansorge, F. Pellandini
Published in Proceedings of COST 254, International Workshop on Intelligent Communication Technologies and Applications, with Emphasis on Mobile Communication, Neuch�tel, CH, May 5-7, 1999. in

Audio Coder for Telesurveillance Applications with Real Time Implementation on a Multimedia DSP

D. Manetti, A. Dufaux, E. Meurville, M. Ansorge, F. Pellandini, P. Ryser, D. Wieser
Published in Proceedings of COST 254, International Workshop on Intelligent Communication Technologies and Applications, with Emphasis on Mobile Communication, Neuch�tel, CH, May 5-7, 1999. in

Automatic Detection and Classification of Wide-band Acoustic Signals

A. Dufaux, L. Besacier, M. Ansorge, F. Pellandini
Published in Proceedings of ASA 99, 137th Meeting of the Acoustical Society of America and Forum Acusticum 99, Berlin, G, March 14-19, 1999. in

Efficient Algorithm to Compute LSP Parameters from 10-th order LPC Coefficients

S. Grassi, A. Dufaux, M. Ansorge, F. Pellandini
Published in ICASSP'97, IEEE International Conference on Acoustics, Speech and Signal Processing, Vol. 3, pp. 1707-1710, Munich, G, April 21-24, 1997. in

Anatomie et Physiologie des Radios Locales Suisses

A. Dufaux
Published in "Homme, Technique, Environnement" Project, EPFL Internal Report, 1994. in

Teaching & PhD

Past EPFL PhD Students as codirector

Giuseppe Zamuner, Pierre-Henri Morin

Courses

Montreux Jazz Memories: Heritage & digitalization I

HUM-468

Within the Montreux Jazz Digital Project framework, this course proposes to create and publish podcasts (ENG / FR) based on interviews about the backstage of the festival. It aims to develop critical and practical knowledge of the dynamics of digitalization and recognition of heritage.

Montreux Jazz Memories: Heritage & digitalization II

HUM-469

Within the Montreux Jazz Digital Project framework, this course proposes to create and publish podcasts (ENG / FR) based on interviews about the backstage of the festival. It aims to develop critical and practical knowledge of the dynamics of digitalization and recognition of heritage.