# Publications Conferences

By Topic

## Speech Enhancement

A. Ivry, I. Cohen, and B. Berdugo, Evaluation of Deep-Learning-Based Voice Activity Detectors and Room Impulse Response Models in Reverberant Environments, Proc. 45th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2020, Barcelona, Spain, May 4–8, 2020.

X. Leng, J. Chen, J. Benesty, and I. Cohen, On Speech Enhancement Using Microphone Arrays in the Presence of Co-Directional Interference, Proc. 43rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2018, Calgary, Alberta, Canada, April 15–20, 2018.

X. Leng, J. Chen, I. Cohen, and J. Benesty, Study of Widely Linear Multichannel Wiener Filter for Binaural Noise Reduction, Proc. 25th European Signal Processing Conference, EUSIPCO-2017, Kos island, Greece, August 28 to September 2, 2017.

D. Dov, R. Talmon and I. Cohen, Kernel Method for Speech Source Activity Detection in Multi-Modal Signals, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

M. Harel, D. Dov, I. Cohen, R. Talmon and R. Meir, Voiced-Unvoiced-Silence Classification via Hierarchical Dual Geometry Analysis, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

Y. Zonis, Y. Buchris and I. Cohen, Estimation of Speaker Individual Spectral Envelope for Pitch Tracking Improvement, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016 (Best student paper award).

A. Atkins and I. Cohen, Speech Enhancement Using ARCH Model, Proc. 15th International Workshop on Acoustic Signal Enhancement, IWAENC-2016, Xi’an, China, Sep. 14-16, 2016.

J. Abel, M. Kaniewska, C. Guillaume, W. Tirry, H. Pulakka, I. Katsir, D. Malah, I. Cohen, M. A. T. Turan, E. Erzin, P. Vary, T. Schlien, A. H. Nour-Eldin, P. Kabal, and T. Fingscheidt, A Subjective Listening Test of Six Different Artificial Bandwidth Extension Approaches in English, Chinese, German, and Korean, Proc. 41st IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2016, Shanghai, China, March 20-25, 2016.

D. Dov and I. Cohen, Voice Activity Detection in Presence of Transients Using the Scattering Transform, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

O. Rosen, S. Mousazadeh and I. Cohen, Voice Activity Detection in Presence of Transient Noise Using Spectral Clustering and Diffusion Kernels, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

N. Spingarn, S. Mousazadeh and I. Cohen, Voice Activity Detection in Transient Noise Environment Using Laplacian Pyramid Algorithm, Proc. 14th International Workshop on Acoustic Signal Enhancement, IWAENC-2014, Antibes – Juan les Pins, French Riviera, Sep. 9–11, 2014.

M. Li, I. Cohen and S. Mousazadeh, Multisensory Speech Enhancement in Noisy Environments Using Bone-Conducted and Air-Conducted Microphones, Proc. 2nd IEEE China Summit and International Conference on Signal and Information Processing, ChinaSIP’14, July 9-13, 2014 (invited paper).

R. Talmon, I. Cohen, S. Gannot and Ronald R. Coifman, Graph-Based Bayesian Approach for Transient Interference Suppression, Proc. 21st European Signal Processing Conference, EUSIPCO-2013, Marrakech, Morocco, September 9-13, 2013 (invited paper).

I. Volfin and I. Cohen, Dominant Speaker Identification for Multipoint Videoconferencing, Proc. 27th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2012, Eilat, Israel, 14-17 November 2012 (invited paper).

S. Markovich Golan, S. Gannot and I. Cohen, A Weighted Multichannel Wiener Filter for Multiple Sources Scenarios, Proc. 27th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2012, Eilat, Israel, 14-17 November 2012 (

**invited paper, Best student paper award**).A. Hirszhorn, D. Dov, R. Talmon and I. Cohen, Transient Interference Suppression in Speech Signals Based on the OM-LSA Algorithm, Proc. 13th International Workshop on Acoustic Echo and Noise Control, IWAENC-2012, Aachen, Germany, Sep. 4-6, 2012. MATLAB software for transient interference suppression in speech signals based on the OM-LSA algorithm can be downloaded:

I. Katsir, D. Malah and I. Cohen, Evaluation of Speech Bandwidth Extension Algorithm Based on Vocal Tract Shape Estimation, Proc. 13th International Workshop on Acoustic Echo and Noise Control, IWAENC-2012, Aachen, Germany, Sep. 4-6, 2012.

A. Oyzerman and I. Cohen, System Identification and Dereverberation of Speech Signals in the Single-Side-Band Transform Domain, Proc. 20th European Signal Processing Conference, EUSIPCO-2012, Bucharest, Romania, August 27-31, 2012.

I. Katsir, I. Cohen and D. Malah, Speech Bandwidth Extension Based on Speech Phonetic Content and Speaker Vocal Tract Shape Estimation, Proc. 19th European Signal Processing Conference, EUSIPCO-2011, Barcelona, Spain, August 29- September 2, 2011.

Y. Avargel and I. Cohen, Speech Measurements Using a Laser Doppler Vibrometer Sensor: Application to Speech Enhancement, Proc. 3rd Joint Workshop on Hands-free Speech Communication and Microphone Arrays, HSCMA-2011, Edinburgh, Scotland, 30 May-1 June, 2011, pp. 109-114.

R. Talmon, I. Cohen and S. Gannot, Clustering and Suppression of Transient Noise in Speech Signals Using Diffusion Maps, Proc. 36th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2011, Prague, Czech Republic, May 22 -27, 2011, pp. 5084-5087.

Y. Litvin, I. Cohen, and D. Chazan, Separation of Speech and Music Sources From a Single-Channel Mixture Using Discrete Energy Separation Algorithm, Proc. 12th International Workshop on Acoustic Echo and Noise Control, IWAENC-2010, Tel-Aviv, Israel, August 30th - September 2nd, 2010.

Y. Litvin, I. Cohen, and J. Benesty, Single-Channel Source Separation of Speech and Music Using Short Time Spectral Kurtosis, Proc. 12th International Workshop on Acoustic Echo and Noise Control, IWAENC-2010, Tel-Aviv, Israel, August 30th - September 2nd, 2010.

R. Talmon, I. Cohen and S. Gannot, Speech Enhancement in Transient Noise Environment Using Diffusion Filtering, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 4782-4785.

S. Markovich Golan, S. Gannot and I. Cohen, Subspace Tracking of Multiple Sources and its Application to Speakers Extraction, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 201-204.

T. Michaeli and I. Cohen, Particle Filtering Based Recovery of Noisy GARCH Processes, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 3954-3957.

E. A. P. Habets, J. Benesty, S. Gannot, P. A. Naylor and I. Cohen, On the Application of the LCMV Beamformer to Speech Enhancement, Proc. 2009 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics , WASPAA-2009, New Paltz, NY, 18-21 October 2009, pp. 141-144.

Y. Litvin and I. Cohen, Single-Channel Source Separation of Audio Signals Using Bark Scale Wavelet Packet Decomposition, Proc. 9th IEEE International Workshop on Machine Learning for Signal Processing, MLSP-2009, Grenoble, France, September 1-4 2009, pp. 1-4.

E. A. P. Habets, J. Benesty, I. Cohen and S. Gannot, On a Tradeoff Between Dereverberation and Noise Reduction Using the MVDR Beamformer, Proc. 34th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2009, Taipei, Taiwan, April 19 –24, 2009, pp. 3741-3744.

R. Talmon, I. Cohen and S. Gannot, Multichannel Speech Enhancement Using Convolutive Transfer Function Approximation in Reverberant Environments, Proc. 34th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2009, Taipei, Taiwan, April 19 –24, 2009, pp. 3885-3888.

E. A. P. Habets, S. Gannot and I. Cohen, Speech Dereverberation Using Backward Estimation of the Late Reverberant Spectral Variance, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 384-388.

R. Talmon, I. Cohen and S. Gannot, Identification of the Relative Transfer Function Between Microphones in Reverberant Environments, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 208-212.

S. Markovich, S. Gannot and I. Cohen, A Comparison Between Alternative Beamforming Strategies for Interference Cancelation in Noisy and Reverberant Environment, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 203-207.

E. A. P. Habets, S. Gannot and I. Cohen, Robust Early Echo Cancellation and Late Echo Suppression in the STFT Domain, Proc. 11th International Workshop on Acoustic Echo and Noise Control, IWAENC-2008, Seattle, Washington, 14-17 September 2008, paper no. 9034, pp. 1-4.

Y. Avargel and I. Cohen, Nonlinear Acoustic Echo Cancellation Based on a Multiplicative Transfer Function Approximation, Proc. 11th International Workshop on Acoustic Echo and Noise Control, IWAENC-2008, Seattle, Washington, 14-17 September 2008, paper no. 9035, pp. 1-4.

I. Ram, E. A. P. Habets, Y. Avargel and I. Cohen, Multi-Microphone Speech Dereverberation Using Lime and Least Squares Filtering, Proc. 16th European Signal Processing Conference, EUSIPCO-2008, Lausanne, Switzerland, 25-29 August 2008.

A. Abramson, E. A. P. Habets, S. Gannot and I. Cohen, Dual-Microphone Speech Dereverberation Using GARCH Modeling, Proc. 33rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2008, Las Vegas, Nevada, March 30 – April 4, 2008, pp. 4565-4568.

R. Blouet, G. Rapaport, I. Cohen and C. Fevotte, Evaluation of Several Strategies for Single Sensor Speech/Music Separation, Proc. 33rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2008, Las Vegas, Nevada, March 30 – April 4, 2008, pp. 37-40.

A. Abramson and I. Cohen, Enhancement of Speech Signals Under Multiple Hypotheses Using an Indicator for Transient Noise Presence, Proc. 32nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2007, Honolulu, Hawaii, 15-20 April 2007, pp. IV-553-556. (

**Best student paper finalist**).G. Reuven, S. Gannot and I. Cohen, Multichannel Acoustic Echo Cancellation and Noise Reduction in Reverberant Environments using the Transfer-Function GSC, Proc. 32nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2007, Honolulu, Hawaii, 15-20 April 2007, pp. I-81-84.

A. Abramson and I. Cohen, Markov-Switching GARCH Model and Application to Speech Enhancement in Subbands, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 7, pp. 1-4. (

**Best student paper award**).E. A. P. Habets, I. Cohen and S. Gannot, MMSE Log-Spectral Amplitude Estimator for Multiple Interferences, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 14, pp. 1-4.

L. Benaroya, R. Blouet, C. Fevotte and I. Cohen, Single Sensor Source Separation Based on Wiener Filtering Multiple Window STFT, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 52, pp. 1-4.

Y. Avargel and I. Cohen, Performance Analysis of Cross-Band Adaptation for Subband Acoustic Echo Cancellation, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 8, pp. 1-4.

E. A. P. Habets, S. Gannot and I. Cohen, Dual-Microphone Speech Dereverberation in a Noisy Environment, Proc. 6th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT-2006, Vancouver, Canada, 27-30 August 2006, pp. 651-655.

I. Cohen, Supergaussian GARCH Models for Speech Signals, Proc. 9th European Conference on Speech Communication and Technology, INTERSPEECH '2005 - EUROSPEECH, Lisbon, Portugal, 4-8 September 2005, pp. 2053-2056.

I. Cohen, On the Decision-Directed Estimation Approach of Ephraim and Malah, Proc. 29th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2004, Montreal, Canada, 17-21 May 2004, pp. I-293-296.

I. Cohen, S. Gannot and B. Berdugo, Real-Time TF-GSC in Nonstationary Noise Environments, Proc. 8th Internat. Workshop on Acoustic Echo and Noise Control, IWAENC-2003, Kyoto, Japan, 8-11 September 2003.

I. Cohen and B. Berdugo, Two-channel Signal Detection and Speech Enhancement Based on the Transient Beam-to-Reference Ratio, Proc. 28th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2003, Hong Kong, 6-10 April 2003, pp. V_233 -V_236.

S. Gannot and I. Cohen, Speech Enhancement Based on the General Transfer Function GSC and Postfiltering, Proc. 28th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2003, Hong Kong, 6-10 April 2003, pp. I_908 -I_911.

I. Cohen and B. Berdugo, Speech Enhancement Based on a Microphone Array and Log-Spectral Amplitude Estimation, Proc. 22nd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, December 2002, pp. 4-6.

I. Cohen and B. Berdugo, Microphone Array Post-Filtering for Non-Stationary Noise Suppression, Proc. 27th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2002, Orlando, Florida, 13-17 May 2002, pp. 901-904.

I. Cohen, Enhancement of Speech Using Bark-Scaled Wavelet Packet Decomposition, Proc. 7th European Conf. Speech, Communication and Technology, EUROSPEECH-2001, Aalborg, Denmark, 3--7 September 2001, pp. 1933-1936.

I. Cohen, On speech enhancement under signal presence uncertainty, Proc. 26th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2001, Salt Lake City, Utah, 7-11 May 2001, pp.167-170.

I. Cohen and B. Berdugo, Spectral enhancement by tracking speech presence probability in subbands, Proc. IEEE Workshop on Hands Free Speech Communication, HSC'01, Kyoto, Japan, 9-11 April 2001, pp. 95-98.

## Anomaly Detection & Image Processing

M. Davoodi, Y. Buchris and I. Cohen, Analysis of White Light Speckle Imaging, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2018, Eilat, Israel, Dec. 12-14, 2018.

G. Mishne and I. Cohen, Iterative Diffusion-Based Anomaly Detection, Proc. 42nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2017, New Orleans, USA, March 5-9, 2017.

G. Mishne and I. Cohen, Multi-Channel Wafer Defect Detection Using Diffusion Maps, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

G. Mishne and I. Cohen, Multiscale Anomaly Detection Using Diffusion Maps and Saliency Score, Proc. 39th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2014, Florence, Italy, May 4-9, 2014.

I. Ram, M. Elad and I. Cohen, Image Denoising Using NL-Means Via Smooth Patch Ordering, Proc. 38th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2013, Vancouver, Canada, May 26-31, 2013, pp. 1350-1354. MATLAB software for Image Denoising using NL-Means via Smooth Patch Ordering can be downloaded:

S. Mousazadeh and I. Cohen, Anomaly Detection in Sonar Images Based on Wavelet Domain Noncausal AR-ARCH Random Field Modeling, Proc. 26th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2010, Eilat, Israel, 17-20 November 2010, pp. 306-309.

M. Zotak and I. Cohen, Kernel-Based Detection of Defects on Semiconductor Wafers, Proc. 9th IEEE International Workshop on Machine Learning for Signal Processing, MLSP-2009, Grenoble, France, September 2-4 2009, pp. 1-6.

L. Shadhan and I. Cohen, Detection of Anomalies in Textures Based on Multi-Resolution Features, Proc. 24th IEEE Convention of the Electrical and Electronic Engineers in Israel, Eilat, Israel, 15-17 November 2006, pp. 354-358.

A. Noiboar and I. Cohen, Two-Dimensional GARCH Model with Application to Anomaly Detection, Proc. 13th European Signal Processing Conference, EUSIPCO-2005, Antalya, Turkey, 4-8 September 2005, paper no. 1594, pp. 1-4.

A. Goldman and I. Cohen, Anomaly Subspace Detection Based on a Multi-Scale Markov Random Field Model, Proc. 23rd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, 6-7 September 2004, pp. 444-447.

A. Noiboar and I. Cohen, Anomaly Detection in 3-Dimensional Data Based on Gauss Markov Random Field Modelling, Proc. 23rd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, 6-7 September 2004, pp. 448-451. (

**Best student paper award**).## Audio-Visual Processing

M. Buchbinder, Y. Buchris and I. Cohen, Adaptive Weighting Parameter in Audio-Visual Voice Activity Detection, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

## Array Signal Processing

G. Huang, J. Benesty, J. Chen, and I. Cohen, Kronecker Product Beamforming with Multiple Differential Microphone Arrays, Proc. 11th IEEE Sensor Array and Multichannel Signal Processing Workshop, SAM-2020, Hangzhou, China, June 8–11, 2020.

Y. Gershon, Y. Buchris, and I. Cohen, Greedy Sparse Array Design for Optimal Localization Under Spatially Prioritized Source Distribution, Proc. 45th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2020, Barcelona, Spain, May 4–8, 2020.

G. Huang, J. Benesty, J. Chen, and I. Cohen, Robust and Steerable Kronecker Product Differential Beamforming with Rectangular Microphone Arrays, Proc. 45th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2020, Barcelona, Spain, May 4–8, 2020.

X. Wang, J. Benesty, G. Huang, J. Chen, and I. Cohen, Design of Kronecker Product Beamformers with Cuboid Microphone Arrays, Proc. 23rd International Congress on Acoustics, ICA-2019, Aachen, Germany, September 9–13, 2019, pp. 2660-2667.

W. Yang, G. Huang, J. Benesty, I. Cohen, and J. Chen, On the Design of Flexible Kronecker Product Beamformers with Linear Microphone Arrays, Proc. 44th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2019, Brighton, United Kingdom, May 12–17, 2019.

X. Wang, J. Benesty, I. Cohen and J. Chen, Broadband Superdirective Beamforming with a Random Steering Vector, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2018, Eilat, Israel, Dec. 12-14, 2018 (invited paper).

T. Long, J. Benesty, J. Chen and I. Cohen, Differential Beamformers Derived From Approximate Performance Measures, Proc. 16th International Workshop on Acoustic Signal Enhancement, IWAENC-2018, Tokyo, Japan, Sep. 17-20, 2018.

Y. Buchris, I. Cohen and J. Benesty, Asymmetric Supercardioid Beamforming Using Circular Microphone Arrays, Proc. 26th European Signal Processing Conference, EUSIPCO-2018, Rome, Italy, September 3-7, 2018.

B. Laufer-Goldshtein, R. Talmon, I. Cohen, and S. Gannot, Multi-View Source Localization based on Power Ratios, Proc. 43rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2018, Calgary, Alberta, Canada, April 15–20, 2018.

X. Leng, J. Chen, J. Benesty, and I. Cohen, On Speech Enhancement Using Microphone Arrays in the Presence of Co-Directional Interference, Proc. 43rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2018, Calgary, Alberta, Canada, April 15–20, 2018.

R. Mulayoff, Y. Buchris and I. Cohen, Differential Microphone Arrays for the Underwater Acoustic Channel, Proc. 2017 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, WASPAA-2017, New Paltz, NY, 15-18 October 2017.

Y. Buchris, I. Cohen and J. Benesty, Asymmetric Beampatterns with Circular Differential Microphone Arrays, Proc. 2017 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, WASPAA-2017, New Paltz, NY, 15-18 October 2017.

X. Leng, J. Chen, I. Cohen, and J. Benesty, Study of Widely Linear Multichannel Wiener Filter for Binaural Noise Reduction, Proc. 25th European Signal Processing Conference, EUSIPCO-2017, Kos island, Greece, August 28 to September 2, 2017.

A. Atkins, Y. Ben-Hur, I. Cohen, and J. Benesty, Robust Superdirective Beamformer With Optimal Regularization, Proc. 15th International Workshop on Acoustic Signal Enhancement, IWAENC-2016, Xi’an, China, Sep. 14-16, 2016

D. Wolff, Y. Buchris, and I. Cohen, A Directionaly Constrained Distortionless Multistage LCMV Beamformer, Proc. 15th International Workshop on Acoustic Signal Enhancement, IWAENC-2016, Xi’an, China, Sep. 14-16, 2016.

R. Berkun, I. Cohen, and J. Benesty, A Tunable Beamformer for Robust Superdirective Beamforming, Proc. 15th International Workshop on Acoustic Signal Enhancement, IWAENC-2016, Xi’an, China, Sep. 14-16, 2016.

Y. Buchris, I. Cohen, and J. Benesty, First-Order Differential Microphone Arrays From a Time-Domain Broadband Perspective, Proc. 15th International Workshop on Acoustic Signal Enhancement, IWAENC-2016, Xi’an, China, Sep. 14-16, 2016.

Y. Buchris, I. Cohen, and J. Benesty, Analysis and Design of Time-Domain First-Order Circular Differential Microphone Arrays, Proc. 22nd International Congress on Acoustics, ICA-2016, Buenos Aires, Argentina, Sep. 5-9, 2016 (invited paper).

R. Berkun, I. Cohen and J. Benesty, User Determined Superdirective Beamforming, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

S. Markovich Golan, S. Gannot and I. Cohen, A Weighted Multichannel Wiener Filter for Multiple Sources Scenarios, Proc. 27th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2012, Eilat, Israel, 14-17 November 2012 (

**invited paper, Best student paper award**).S. Markovich Golan, S. Gannot and I. Cohen, Blind Sampling Rate Offset Estimation and Compensation in Wireless Acoustic Sensor Networks with Application to Beamforming, Proc. 13th International Workshop on Acoustic Echo and Noise Control, IWAENC-2012, Aachen, Germany, Sep. 4-6, 2012.

S. Markovich Golan, S. Gannot and I. Cohen, Distributed GSC Beamforming Using the Relative Transfer Function, Proc. 20th European Signal Processing Conference, EUSIPCO-2012, Bucharest, Romania, August 27-31, 2012 (invited paper).

S. Markovich Golan, S. Gannot and I. Cohen, A Sparse Blocking Matrix for Multiple Constraints GSC Beamformer, Proc. 37th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2012, Kyoto, Japan, March 25-30, 2012, pp. 197-200.

S. Markovich Golan, S. Gannot and I. Cohen, Performance Analysis of a Randomly Spaced Wireless Microphone Array, Proc. 36th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2011, Prague, Czech Republic, May 22 -27, 2011, pp. 121-124.

Y. Bucris, I. Cohen, and M. A. Doron, Robust Focusing for Wideband MVDR Beamforming, Proc. 6th IEEE Sensor Array and Multichannel Signal Processing Workshop, SAM-2010, Israel, 4-7 October 2010, pp. 1-4.

S. Markovich Golan, S. Gannot and I. Cohen, A Reduced Bandwidth Binaural MVDR Beamformer, Proc. 12th International Workshop on Acoustic Echo and Noise Control, IWAENC-2010, Tel-Aviv, Israel, August 30th - September 2nd, 2010. (

**Best student paper award**).E. A. P. Habets, J. Benesty, S. Gannot, P. A. Naylor and I. Cohen, On the Application of the LCMV Beamformer to Speech Enhancement, Proc. 2009 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics , WASPAA-2009, New Paltz, NY, 18-21 October 2009, pp. 141-144.

E. A. P. Habets, J. Benesty, I. Cohen and S. Gannot, On a Tradeoff Between Dereverberation and Noise Reduction Using the MVDR Beamformer, Proc. 34th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2009, Taipei, Taiwan, April 19 –24, 2009, pp. 3741-3744.

R. Talmon, I. Cohen and S. Gannot, Multichannel Speech Enhancement Using Convolutive Transfer Function Approximation in Reverberant Environments, Proc. 34th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2009, Taipei, Taiwan, April 19 –24, 2009, pp. 3885-3888.

S. Markovich, S. Gannot and I. Cohen, A Comparison Between Alternative Beamforming Strategies for Interference Cancelation in Noisy and Reverberant Environment, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 203-207.

Y. Bucris, I. Cohen and M. A. Doron, Bayesian Focusing Transformation for Coherent Wideband Array Processing, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 479-483.

I. Ram, E. A. P. Habets, Y. Avargel and I. Cohen, Multi-Microphone Speech Dereverberation Using Lime and Least Squares Filtering, Proc. 16th European Signal Processing Conference, EUSIPCO-2008, Lausanne, Switzerland, 25-29 August 2008.

A. Abramson, E. A. P. Habets, S. Gannot and I. Cohen, Dual-Microphone Speech Dereverberation Using GARCH Modeling, Proc. 33rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2008, Las Vegas, Nevada, March 30 – April 4, 2008, pp. 4565-4568.

G. Reuven, S. Gannot and I. Cohen, Multichannel Acoustic Echo Cancellation and Noise Reduction in Reverberant Environments using the Transfer-Function GSC, Proc. 32nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2007, Honolulu, Hawaii, 15-20 April 2007, pp. I-81-84.

E. A. P. Habets, S. Gannot and I. Cohen, Dual-Microphone Speech Dereverberation in a Noisy Environment, Proc. 6th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT-2006, Vancouver, Canada, 27-30 August 2006, pp. 651-655.

G. Reuven, S. Gannot and I. Cohen, Dual Source Transfer-Function Generalized Sidelobe Canceller, Proc. 9th International Workshop on Acoustic Echo and Noise Control, IWAENC-2005, Eindhoven, Netherlands, 12-15 September 2005, pp. 89-92.

G. Reuven, S. Gannot and I. Cohen, Joint Acoustic Echo Cancellation and Transfer Function GSC in the Frequency Domain, Proc. 23rd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, 6-7 September 2004, pp. 412-415.

I. Cohen, S. Gannot and B. Berdugo, Real-Time TF-GSC in Nonstationary Noise Environments, Proc. 8th Internat. Workshop on Acoustic Echo and Noise Control, IWAENC-2003, Kyoto, Japan, 8-11 September 2003.

I. Cohen and B. Berdugo, Two-channel Signal Detection and Speech Enhancement Based on the Transient Beam-to-Reference Ratio, Proc. 28th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2003, Hong Kong, 6-10 April 2003, pp. V_233 -V_236.

S. Gannot and I. Cohen, Speech Enhancement Based on the General Transfer Function GSC and Postfiltering, Proc. 28th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2003, Hong Kong, 6-10 April 2003, pp. I_908 -I_911.

I. Cohen and B. Berdugo, Speech Enhancement Based on a Microphone Array and Log-Spectral Amplitude Estimation, Proc. 22nd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, December 2002, pp. 4-6.

I. Cohen and B. Berdugo, Microphone Array Post-Filtering for Non-Stationary Noise Suppression, Proc. 27th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2002, Orlando, Florida, 13-17 May 2002, pp. 901-904.

## Manifold Learning & Deep Learning

G. Mishne and I. Cohen, Iterative Diffusion-Based Anomaly Detection, Proc. 42nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2017, New Orleans, USA, March 5-9, 2017.

D. Dov, R. Talmon and I. Cohen, Kernel Method for Speech Source Activity Detection in Multi-Modal Signals, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

M. Harel, D. Dov, I. Cohen, R. Talmon and R. Meir, Voiced-Unvoiced-Silence Classification via Hierarchical Dual Geometry Analysis, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

G. Mishne and I. Cohen, Multi-Channel Wafer Defect Detection Using Diffusion Maps, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

O. Rosen, S. Mousazadeh and I. Cohen, Voice Activity Detection in Presence of Transient Noise Using Spectral Clustering and Diffusion Kernels, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

R. Talmon, I. Cohen and S. Gannot, Supervised Source Localization Using Diffusion Kernels, Proc. 2011 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, WASPAA-2011, New Paltz, NY, 16-19 October 2011, pp. 245-248.

Y. Michalevsky, R. Talmon and I. Cohen, Speaker Identification Using Diffusion Maps, Proc. 19th European Signal Processing Conference, EUSIPCO-2011, Barcelona, Spain, August 29- September 2, 2011.

R. Talmon, I. Cohen and S. Gannot, Clustering and Suppression of Transient Noise in Speech Signals Using Diffusion Maps, Proc. 36th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2011, Prague, Czech Republic, May 22 -27, 2011, pp. 5084-5087.

M. Genussov, Y. Lavner and I. Cohen, Classification of Unvoiced Fricative Phonemes using Geometric Methods, Proc. 12th International Workshop on Acoustic Echo and Noise Control, IWAENC-2010, Tel-Aviv, Israel, August 30th - September 2nd, 2010.

M. Genussov and I. Cohen, Musical Genre Classification of Audio Signals Using Geometric Methods, Proc. 18th European Signal Processing Conference, EUSIPCO-2010, Aalborg, Denmark, 23-27 August 2010, pp. 497-501.

R. Talmon, I. Cohen and S. Gannot, Speech Enhancement in Transient Noise Environment Using Diffusion Filtering, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 4782-4785.

M. Zotak and I. Cohen, Kernel-Based Detection of Defects on Semiconductor Wafers, Proc. 9th IEEE International Workshop on Machine Learning for Signal Processing, MLSP-2009, Grenoble, France, September 2-4 2009, pp. 1-6.

## System Identification

G. Mishne and I. Cohen, Multiscale Anomaly Detection Using Diffusion Maps and Saliency Score, Proc. 39th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2014, Florence, Italy, May 4-9, 2014.

A. Oyzerman and I. Cohen, System Identification and Dereverberation of Speech Signals in the Single-Side-Band Transform Domain, Proc. 20th European Signal Processing Conference, EUSIPCO-2012, Bucharest, Romania, August 27-31, 2012.

T. Koren, R. Talmon and I. Cohen, Supervised System Identification Based on Local PCA Models, Proc. 37th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2012, Kyoto, Japan, March 25-30, 2012, pp. 541-544.

H. Benisty, Y. Avargel and I. Cohen, Adaptive System Identification Using Time-Varying Fourier Transform, Proc. 2nd Internat. Conf. Applications of Digital Information and Web Technologies, ICADIWT 2009, London, UK, August 4-6, 2009, pp. 652-657.

E. Cohen and I. Cohen, System Identification in the Wavelet Domain with Crossband Filters, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 300-304.

R. Talmon, I. Cohen and S. Gannot, Identification of the Relative Transfer Function Between Microphones in Reverberant Environments, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 208-212.

Y. Avargel and I. Cohen, Nonlinear Acoustic Echo Cancellation Based on a Multiplicative Transfer Function Approximation, Proc. 11th International Workshop on Acoustic Echo and Noise Control, IWAENC-2008, Seattle, Washington, 14-17 September 2008, paper no. 9035, pp. 1-4.

Y. Avargel and I. Cohen, Identification of Linear Systems with Adaptive Control of the Cross-Multiplicative Transfer Function Approximation, Proc. 33rd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2008, Las Vegas, Nevada, March 30 – April 4, 2008, pp. 3789-3792.

Y. Avargel and I. Cohen, Representation and identification of systems in the Wavelet Transform Domain, Proc. 16th IASTED International Conference on Applied Simulation and Modelling, ASM-2007, Palma de Mallorca, Spain, 29-31 August 2007, pp. 463-468.

Y. Avargel and I. Cohen, Performance Analysis of Cross-Band Adaptation for Subband Acoustic Echo Cancellation, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 8, pp. 1-4.

G. Reuven, S. Gannot and I. Cohen, Joint Acoustic Echo Cancellation and Transfer Function GSC in the Frequency Domain, Proc. 23rd IEEE Convention of the Electrical and Electronic Engineers in Israel, Tel-Aviv, Israel, 6-7 September 2004, pp. 412-415.

## Statistical Signal Processing

G. Avrashi, A. Amar, I. Cohen and M. Stojanovic, Eigenvalue Decomposition Based Estimators of Carrier Frequency Offset in Multicarrier Underwater Acoustic Communication, Proc. 42nd IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2017, New Orleans, USA, March 5-9, 2017.

O. Shahar, L. Twito, N. Spingarn and I. Cohen, Speaker Diarization Based on Locally Linear Embedding, Proc. IEEE International Conference on the Science of Electrical Engineering, ICSEE-2016, Eilat, Israel, Nov. 16-18, 2016.

Y. Doweck, A. Amar, and I. Cohen, Parameter Estimation of Harmonic Linear Chirps, Proc. 23rd European Signal Processing Conference, EUSIPCO-2015, Nice, France, 31st August-4th September, 2015.

I. Rozenberg, I. Cohen and A. Vassiliou, Performance Measures for Sparse Spike Inversion vs. Basis Pursuit Inversion, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

S. Mousazadeh and I. Cohen, ARCH and GARCH Parameter Estimation in Presence of Additive Noise Using Particle Methods, Proc. 38th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2013, Vancouver, Canada, May 26-31, 2013, pp. 6279-6282.

I. Volfin and I. Cohen, Dominant Speaker Identification for Multipoint Videoconferencing, Proc. 27th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2012, Eilat, Israel, 14-17 November 2012 (invited paper).

V. Evelkin and I. Cohen, Effect of Latency Time in High Frequencies on Sound Localization, Proc. 27th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2012, Eilat, Israel, 14-17 November 2012.

M. Genussov, Y. Lavner and I. Cohen, Classification of Unvoiced Fricative Phonemes using Geometric Methods, Proc. 12th International Workshop on Acoustic Echo and Noise Control, IWAENC-2010, Tel-Aviv, Israel, August 30th - September 2nd, 2010.

M. Genussov and I. Cohen, Musical Genre Classification of Audio Signals Using Geometric Methods, Proc. 18th European Signal Processing Conference, EUSIPCO-2010, Aalborg, Denmark, 23-27 August 2010, pp. 497-501.

T. Michaeli and I. Cohen, Particle Filtering Based Recovery of Noisy GARCH Processes, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 3954-3957.

Y. Avargel and I. Cohen, Frequency-Based Detector for Improved Resolvability of Closely-Spaced Exponential Signals, Proc. 35th IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2010, Dallas, Texas, March 14 -19, 2010, pp. 2690-2693.

O. Mebel, Y. Avargel and I. Cohen, A Fast Geometric Method for Blind Separation of Sparse Sources, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 180-184.

A. Abramson and I. Cohen, Markov-Switching GARCH Model and Application to Speech Enhancement in Subbands, Proc. 10th International Workshop on Acoustic Echo and Noise Control, IWAENC-2006, Paris, France, 12-14 September 2006, paper no. 7, pp. 1-4. (

**Best student paper award**).A. Abramson and I. Cohen, Asymptotic Stationarity of Markov-Switching Time-Frequency GARCH Processes, Proc. 31st IEEE Internat. Conf. Acoust. Speech Signal Process., ICASSP-2006, Toulouse, France, 14-19 May 2006, pp. III-452-455.

A. Noiboar and I. Cohen, Two-Dimensional GARCH Model with Application to Anomaly Detection, Proc. 13th European Signal Processing Conference, EUSIPCO-2005, Antalya, Turkey, 4-8 September 2005, paper no. 1594, pp. 1-4.

I. Cohen, Supergaussian GARCH Models for Speech Signals, Proc. 9th European Conference on Speech Communication and Technology, INTERSPEECH '2005 - EUROSPEECH, Lisbon, Portugal, 4-8 September 2005, pp. 2053-2056.

I. Cohen, S. Raz and D. Malah, MDL-based translation-invariant denoising and robust time-frequency representations, Proc. of the 4th IEEE-SP Int. Symposium on Time-Frequency and Time-Scale Analysis, Pittsburgh, Pennsylvania, 6-9 October 1998.

I. Cohen, S. Raz and D. Malah, Eliminating interference terms in the Wigner distribution using extended libraries of bases, Proc. of the 22th IEEE Int. Conf. on Acoustics, Speech and Signal Processing, ICASSP-97, Munich, Germany, 20-24 April 1997, pp. 2133-2136.

I. Cohen, S. Raz, D. Malah and I. Schnitzer, Best-basis algorithm for orthonormal shift-invariant trigonometric decomposition, Proc. of the 7th IEEE Digital Signal Processing Workshop, DSPWS'96, Loen, Norway, 1-4 September 1996, pp.401-404.

I. Schnitzer, A. Rosenberg, C. Leibovitch, M. Botton, I. Cohen and J. Leopold, Evolution of spectral power density in grounded cathode relativistic magnetron, Proc. SPIE, Intense Microwave Pulses IV, Vol. 2843, August 1996, pp. 101-109.

I. Cohen, S. Raz and D. Malah, Shift-invariant adaptive local trigonometric decomposition, Proc. of the 4th European Conference on Speech, Communication and Technology, EUROSPEECH-95, Madrid, Spain, 18-21 September 1995, pp. 247-250.

## Seismic Data Processing

D. Pereg, I. Cohen, and A. Vassiliou, Three-dimensional Sparse Seismic Deconvolution based on Q Attenuation Model, Proc. Society of Exploration Geophysicist International Conference, Exposition and 88th Annual Meeting, Anaheim, CA, 14-19 October 2018.

D. Pereg, I. Cohen, and A. Vassiliou, Sparse Seismic Time-Variant Deconvolution Using Q Attenuation Model, Proc. Society of Exploration Geophysicist International Conference, Exposition and 87th Annual Meeting, Houston, Texas, 24-27 September 2017.

M. Mirel, I. Cohen, and A. Vassiliou, Multichannel Semi-blind Sparse Deconvolution of Seismic Signals, Proc. Society of Exploration Geophysicist International Conference, Exposition and 87th Annual Meeting, Houston, Texas, 24-27 September 2017.

I. Rozenberg, I. Cohen and A. Vassiliou, Performance Measures for Sparse Spike Inversion vs. Basis Pursuit Inversion, Proc. 28th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2014, Eilat, Israel, 3-5 December 2014.

I. Ram, I. Cohen, S. Raz, and A. Vassiliou, Seismic Signal Deconvolution Using a Maximum Posterior Mode Algorithm, Proc. Society of Exploration Geophysicist International Conference, Exposition and 80th Annual Meeting, Denver, Colorado, 17-22 October 2010, pp. 3673-3677.

A. Heimer, I. Cohen and A. Vassiliou, Multichannel seismic modeling and inversion based on Markov-Bernoulli random field, Proc. Society of Exploration Geophysicist International Conference, Exposition and 79th Annual Meeting, Houston, Texas, 25-30 October 2009.

A. Heimer, I. Cohen and A. Vassiliou, Dynamic Programming for Multichannel Blind Seismic Deconvolution, Proc. Society of Exploration Geophysicist International Conference, Exposition and 77th Annual Meeting, San Antonio, 23-28 September 2007, pp. 1845-1849.

B. Little, A. Vassiliou, I. Cohen and N. Coult, Typhoon-Boris Gulf of Mexico Oil Field - A Spectrum Broadening Case Study, Proc. Society of Exploration Geophysicist International Conference, Exposition and 75th Annual Meeting, Houston, Texas, 6-11 November 2005, pp. 825-828.

I. Cohen, N. Coult and A. Vassiliou, Detection and Extraction of Fault Surfaces in 3-D Seismic Data, Proc. Society of Exploration Geophysicist International Conference, Exposition and 75th Annual Meeting, Houston, Texas, 6-11 November 2005, pp. 759-762.

## Wavelet Transforms

S. Mousazadeh and I. Cohen, Anomaly Detection in Sonar Images Based on Wavelet Domain Noncausal AR-ARCH Random Field Modeling, Proc. 26th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2010, Eilat, Israel, 17-20 November 2010, pp. 306-309.

Y. Litvin and I. Cohen, Single-Channel Source Separation of Audio Signals Using Bark Scale Wavelet Packet Decomposition, Proc. 9th IEEE International Workshop on Machine Learning for Signal Processing, MLSP-2009, Grenoble, France, September 1-4 2009, pp. 1-4.

E. Cohen and I. Cohen, System Identification in the Wavelet Domain with Crossband Filters, Proc. 25th IEEE Convention of Electrical and Electronics Engineers in Israel, IEEEI-2008, Eilat, Israel, 3-5 December 2008, pp. 300-304.

Y. Avargel and I. Cohen, Representation and identification of systems in the Wavelet Transform Domain, Proc. 16th IASTED International Conference on Applied Simulation and Modelling, ASM-2007, Palma de Mallorca, Spain, 29-31 August 2007, pp. 463-468.

I. Cohen, Enhancement of Speech Using Bark-Scaled Wavelet Packet Decomposition, Proc. 7th European Conf. Speech, Communication and Technology, EUROSPEECH-2001, Aalborg, Denmark, 3--7 September 2001, pp. 1933-1936.

I. Cohen, S. Raz and D. Malah, Adaptive time-frequency distributions via the shift-invariant wavelet packet decomposition, Proc. of the 4th IEEE-SP Int. Symposium on Time-Frequency and Time-Scale Analysis, Pittsburgh, Pennsylvania, 6-9 October 1998.

I. Cohen, S. Raz and D. Malah, MDL-based translation-invariant denoising and robust time-frequency representations, Proc. of the 4th IEEE-SP Int. Symposium on Time-Frequency and Time-Scale Analysis, Pittsburgh, Pennsylvania, 6-9 October 1998.

I. Cohen, S. Raz and D. Malah, Time-frequency analysis and noise suppression with shift-invariant wavelet packets, Proc. of the 11th Int. Conf. on High-Power Electromagnetics, EUROEM'98, Tel-Aviv, Israel, 14--19 June 1998.

I. Cohen, S. Raz and D. Malah, Shift invariant wavelet packet bases, Proc. of the 20th IEEE Int. Conf. on Acoustics, Speech and Signal Processing, ICASSP-95, Detroit, Michigan, 8-12 May 1995, pp. 1081-1084.