Walter Kellermann

Klaus Reindl, Yuanhang Zheng, Andreas Schwarz, Stefan Meier, Roland Maas, Armin Sehr, Walter Kellermann: A stereophonic acoustic signal extraction scheme for noisy and reverberant environments. Computer Speech & Language 27(3): 726-745 (2013)

Sundar Harshavardhan, Thippur V. Sreenivas, Walter Kellermann: Identification of Active Sources in Single-Channel Convolutive Mixtures Using Known Source Models. IEEE Signal Process. Lett. 20(2): 153-156 (2013)

Luis Antonio Azpicueta-Ruiz, Marcus Zeller, Aníbal R. Figueiras-Vidal, Walter Kellermann, Jerónimo Arenas-García: Enhanced Adaptive Volterra Filtering by Automatic Attenuation of Memory Regions and Its Application to Acoustic Echo Cancellation. IEEE Transactions on Signal Processing 61(11): 2745-2750 (2013)

Takuya Yoshioka, Armin Sehr, Marc Delcroix, Keisuke Kinoshita, Roland Maas, Tomohiro Nakatani, Walter Kellermann: Making Machines Understand Us in Reverberant Rooms: Robustness Against Reverberation for Automatic Speech Recognition. IEEE Signal Process. Mag. 29(6): 114-126 (2012)

Martin Schneider, Florian Schuh, Walter Kellermann: The Generalized Frequency-Domain Adaptive Filtering Algorithm Implemented on a GPU for Large-Scale Multichannel Acoustic Echo Cancellation. ITG Conference on Speech Communication 2012: 1-4

Edwin Mabande, Michael Buerger, Walter Kellermann: Design of robust polynomial beamformers for symmetric arrays. ICASSP 2012: 1-4

Martin Schneider, Walter Kellermann: Adaptive listening room equalization using a scalable filtering structure in thewave domain. ICASSP 2012: 13-16

Andreas Schwarz, Klaus Reindl, Walter Kellermann: A two-channel reverberation suppression scheme based on blind signal separation and wiener filtering. ICASSP 2012: 113-116

Roland Maas, Emanuel A. P. Habets, Armin Sehr, Walter Kellermann: On the application of reverberation suppression to robust speech recognition. ICASSP 2012: 297-300

Christian Hofmann, Tobias Wolff, Markus Buck, Tim Haulick, Walter Kellermann: A Morphological Approach to Single-Channel Wind-Noise Suppression. IWAENC 2012

Dejan Markovic, Christian Hofmann, Fabio Antonacci, Konrad Kowalczyk, Augusto Sarti, Walter Kellermann: Reflection Coefficient Estimation by Pseudospectrum Matching. IWAENC 2012

Martin Schneider, Walter Kellermann: Iterative DFT-Domain Inverse Filter Determination for Adaptive Listening Room Equalization. IWAENC 2012

Andreas Schwarz, Klaus Reindl, Walter Kellermann: On Blocking Matrix-Based Dereverberation for Automatic Speech Recognition. IWAENC 2012

Paolo Annibale, Fabio Antonacci, Paolo Bestagini, Alessio Brutti, Antonio Canclini, Luca Cristoforetti, Emanuël Anco Peter Habets, Walter Kellermann, Konrad Kowalczyk, Anthony Lombard, Edwin Mabande, Dejan Markovic, Patrick A. Naylor, Maurizio Omologo, Rudolf Rabenstein, Augusto Sarti, Piergiorgio Svaizer, Mark R. P. Thomas: The SCENIC Project: Environment-aware Sound Sensing and Rendering. Procedia CS 7: 150-152 (2011)

Luis Antonio Azpicueta-Ruiz, Marcus Zeller, Aníbal R. Figueiras-Vidal, Jerónimo Arenas-García, Walter Kellermann: Adaptive Combination of Volterra Kernels and Its Application to Nonlinear Acoustic Echo Cancellation. IEEE Transactions on Audio, Speech & Language Processing 19(1): 97-110 (2011)

Anthony Lombard, Yuanhang Zheng, Herbert Buchner, Walter Kellermann: TDOA Estimation for Multiple Sound Sources in Noisy and Reverberant Environments Using Broadband Independent Component Analysis. IEEE Transactions on Audio, Speech & Language Processing 19(6): 1490-1503 (2011)

Marcus Zeller, Luis Antonio Azpicueta-Ruiz, Jerónimo Arenas-García, Walter Kellermann: Adaptive Volterra Filters With Evolutionary Quadratic Kernels Using a Combination Scheme for Memory Control. IEEE Transactions on Signal Processing 59(4): 1449-1464 (2011)

Haohai Sun, Edwin Mabande, Konrad Kowalczyk, Walter Kellermann: Joint DOA and TDOA estimation for 3D localization of reflective surfaces using eigenbeam MVDR and spherical microphone arrays. ICASSP 2011: 113-116

Haohai Sun, Heinz Teutsch, Edwin Mabande, Walter Kellermann: Robust localization of multiple sources in reverberant environments using EB-ESPRIT with spherical microphone arrays. ICASSP 2011: 117-120

Edwin Mabande, Haohai Sun, Konrad Kowalczyk, Walter Kellermann: On 2D localization of reflectors using robust beamforming techniques. ICASSP 2011: 153-156

Anthony Lombard, Yuanhang Zheng, Walter Kellermann: Synthesis of ICA-based methods for localization of multiple broadband sound sources. ICASSP 2011: 157-160

Armin Sehr, Roland Maas, Walter Kellermann: Frame-wise HMM adaptation using state-dependent reverberation estimates. ICASSP 2011: 5484-5487

Alessio Brutti, Luca Cristoforetti, Walter Kellermann, Lutz Marquardt, Maurizio Omologo: WOZ acoustic data collection for interactive TV. Language Resources and Evaluation 44(3): 205-219 (2010)

Tomohiro Nakatani, Walter Kellermann, Patrick A. Naylor, Masato Miyoshi, Biing-Hwang Juang: Introduction to the Special Issue on Processing Reverberant Speech: Methodologies and Applications. IEEE Transactions on Audio, Speech & Language Processing 18(7): 1673-1675 (2010)

Armin Sehr, Roland Maas, Walter Kellermann: Reverberation Model-Based Decoding in the Logmelspec Domain for Robust Distant-Talking Speech Recognition. IEEE Transactions on Audio, Speech & Language Processing 18(7): 1676-1691 (2010)

Marcus Zeller, Walter Kellermann: Fast and robust adaptation of DFT-domain Volterra filters in diagonal coordinates using iterated coefficient updates. IEEE Transactions on Signal Processing 58(3): 1589-1604 (2010)

Pengxiao Teng, Anthony Lombard, Walter Kellermann: Disambiguation in multidimensional tracking of multiple acoustic sources using a Gaussian likelihood criterion. ICASSP 2010: 145-148

Marcus Zeller, Luis Antonio Azpicueta-Ruiz, Jerónimo Arenas-García, Walter Kellermann: Efficient adaptive DFT-domain Volterra filters using an automatically controlled number of quadratic kernel diagonals. ICASSP 2010: 4062-4065

Armin Sehr, Roland Maas, Walter Kellermann: Model-based dereverberation in the logmelspec domain for robust distant-talking speech recognition. ICASSP 2010: 4298-4301

Armin Sehr, Christian Hofmann, Roland Maas, Walter Kellermann: A novel approach for matched reverberant training of HMMs using data pairs. INTERSPEECH 2010: 566-569

Heinz G. Göckler, Henning Puder, Hugo Fastl, Sven Nordholm, Torsten Dau, Walter Kellermann: Digital Signal Processing for Hearing Instruments. EURASIP J. Adv. Sig. Proc. 2009 (2009)

Anthony Lombard, Klaus Reindl, Walter Kellermann: Combination of Adaptive Feedback Cancellation and Binaural Adaptive Filtering in Hearing Aids. EURASIP J. Adv. Sig. Proc. 2009 (2009)

Edwin Mabande, Adrian Schad, Walter Kellermann: Design of robust superdirective beamformers as a convex optimization problem. ICASSP 2009: 77-80

Luis Antonio Azpicueta-Ruiz, Marcus Zeller, Jerónimo Arenas-García, Walter Kellermann: Novel schemes for nonlinear acoustic echo cancellation based on filter combinations. ICASSP 2009: 193-196

Anthony Lombard, Tobias Rosenkranz, Herbert Buchner, Walter Kellermann: Multidimensional localization of multiple sound sources using averaged directivity patterns of Blind Source Separation systems. ICASSP 2009: 233-236

Marcus Zeller, Luis Antonio Azpicueta-Ruiz, Walter Kellermann: Online estimation of the optimum quadratic kernel size of second-order Volterra filters using a convex combination scheme. ICASSP 2009: 2965-2968

Armin Sehr, Walter Kellermann: Strategies for modeling reverberant speech in the feature domain. ICASSP 2009: 3725-3728

Marcus Zeller, Luis Antonio Azpicueta-Ruiz, Walter Kellermann: Adaptive fir filters with automatic length optimization by monitoring a normalized combination scheme. WASPAA 2009: 149-152

Heinz Teutsch, Walter Kellermann: Detection and localization of multiple wideband acoustic sources based on wavefield decomposition using spherical apertures. ICASSP 2008: 5276-5279

Alessio Brutti, Luca Cristoforetti, Walter Kellermann, Lutz Marquardt, Maurizio Omologo: WOZ Acoustic Data Collection for Interactive TV. LREC 2008

Robert Aichner, Herbert Buchner, Walter Kellermann: Exploiting Narrowband Efficiency for Broadband Convolutive Blind Source Separation. EURASIP J. Adv. Sig. Proc. 2007 (2007)

Stefan Winter, Walter Kellermann, Hiroshi Sawada, Shoji Makino: MAP-Based Underdetermined Blind Source Separation of Convolutive Mixtures by Hierarchical Clustering and ℓ1-Norm Minimization. EURASIP J. Adv. Sig. Proc. 2007 (2007)

Wolfgang Herbordt, Herbert Buchner, Satoshi Nakamura, Walter Kellermann: Multichannel Bin-Wise Robust Frequency-Domain Adaptive Filtering and Its Application to Adaptive Beamforming. IEEE Transactions on Audio, Speech & Language Processing 15(4): 1340-1351 (2007)

S. Wehr, Anthony Lombard, Herbert Buchner, Walter Kellermann: 'Shadow BSS' for Blind Source Separation in Rapidly Time-Varying Acoustic Scenes. ICA 2007: 560-568

Robert Aichner, Herbert Buchner, Meray Zourub, Walter Kellermann: Multi-Channel Source Separation Preserving Spatial Information. ICASSP (1) 2007: 5-8

Jürgen Herre, Herbert Buchner, Walter Kellermann: Acoustic Echo Cancellation for Surround Sound using Perceptually Motivated Convergence Enhancement. ICASSP (1) 2007: 17-20

Fabian Kuech, Walter Kellermann: Nonlinear Residual Echo Suppression using a Power Filter Model of the Acoustic Echo Path. ICASSP (1) 2007: 73-76

Anthony Lombard, Herbert Buchner, Walter Kellermann: Improved Wideband Blind Adaptive System Identification Using Decorrelation Filters for the Localization of Multiple Speakers. ISCAS 2007: 2974-2977

Fabian Kuech, Walter Kellermann: Orthogonalized power filters for nonlinear acoustic echo cancellation. Signal Processing 86(6): 1168-1181 (2006)

Robert Aichner, Herbert Buchner, Fei Yan, Walter Kellermann: A real-time blind source separation scheme and its application to reverberant and noisy acoustic environments. Signal Processing 86(6): 1260-1277 (2006)

Herbert Buchner, Jacob Benesty, Tomas Gänsler, Walter Kellermann: Robust extended multidelay filter and double-talk detector for acoustic echo cancellation. IEEE Transactions on Audio, Speech & Language Processing 14(5): 1633-1644 (2006)

Robert Aichner, Herbert Buchner, Walter Kellermann: A Novel Normalization and Regularization Scheme for Broadband Convolutive Blind Source Separation. ICA 2006: 527-535

Armin Sehr, Marcus Zeller, Walter Kellermann: Distant-talking continuous speech recognition based on a novel reverberation model in the feature domain. INTERSPEECH 2006

Herbert Buchner, Jacob Benesty, Walter Kellermann: Generalized multichannel frequency-domain adaptive filtering: efficient realization and application to hands-free speech communication. Signal Processing 85(3): 549-570 (2005)

Herbert Buchner, Robert Aichner, Walter Kellermann: A generalization of blind source separation algorithms for convolutive mixtures based on second-order statistics. IEEE Transactions on Speech and Audio Processing 13(1): 120-134 (2005)

Fabian Kuech, Walter Kellermann: Partitioned block frequency-domain adaptive second-order Volterra filter. IEEE Transactions on Signal Processing 53(2-1): 564-575 (2005)

Eva Hörster, Rainer Lienhart, Walter Kellermann, Jean-Yves Bouguet: Precise Visibility Determination of Displays in Camera Images. ICME 2005: 832-835

Tino Haderlein, Elmar Nöth, Wolfgang Herbordt, Walter Kellermann, Heinrich Niemann: Using Artificially Reverberated Training Data in Distant-Talking ASR. TSD 2005: 226-233

Walter Kellermann, M. Sondhi, D. DeVries: Introduction to the Special Issue on Multichannel Signal Processing for Audio and Acoustics Applications. IEEE Transactions on Speech and Audio Processing 12(5): 449-450 (2004)

Robert Aichner, Herbert Buchner, Fei Yan, Walter Kellermann: Real-Time Convolutive Blind Source Separation Based on a Broadband Approach. ICA 2004: 840-848

Wolfgang Herbordt, Herbert Buchner, Walter Kellermann: An Acoustic Human-Machine Front-End for Multimedia Applications. EURASIP J. Adv. Sig. Proc. 2003(1): 21-31 (2003)

Kees Janse, Walter Kellermann, Marc Moonen, Piet C. W. Sommen: Editorial. EURASIP J. Adv. Sig. Proc. 2003(11): 1053-1055 (2003)

Wolfgang Herbordt, Herbert Buchner, Walter Kellermann, Rudolf Rabenstein, Sascha Spors, Heinz Teutsch: Full-duplex multichannel communication: real-time implementations in a general framework. ICME 2003: 49-52

Wolfgang Herbordt, Walter Kellermann: Frequency-domain integration of acoustic echo cancellation and a generalized sidelobe canceller with improved robustness. European Transactions on Telecommunications 13(2): 123-132 (2002)

F. Kuch, Walter Kellermann: Nonlinear line echo cancellation using a simplified second order Volterra filter. ICASSP 2002: 1117-1120

Herbert Buchner, Walter Kellermann: Improved Kalman gain computation for multichannel frequency-domain adaptive filtering and application to acoustic echo cancellation. ICASSP 2002: 1909-1912

Wolfgang Herbordt, Walter Kellermann: Analysis of blocking matrices for generalized sidelobe cancellers for non-stationary broadband signals. ICASSP 2002: 4187

Herbert Buchner, Sascha Spors, Walter Kellermann, Rudolf Rabenstein: Full-duplex communication systems using loudspeaker arrays and microphone arrays. ICME (1) 2002: 509-512

Wolfgang Herbordt, J. Ying, Herbert Buchner, Walter Kellermann: A real-time acoustic human-machine front-end for multimedia applications integrating robust adaptive beamforming and stereophonic acoustic echo cancellation. INTERSPEECH 2002

Wolfgang Herbordt, Herbert Buchner, Walter Kellermann: Computationally efficient frequency-domain combination of acoustic echo cancellation and robust adaptive beamforming. INTERSPEECH 2001: 1001-1004

Walter Kellermann: Special section on current topics in adaptive filtering for hands-free acoustic communication and beyond. Signal Processing 80(9): 1695-1696 (2000)

Alexander Stenger, Walter Kellermann: Adaptation of a memoryless preprocessor for nonlinear acoustic echo cancelling. Signal Processing 80(9): 1747-1760 (2000)