Dr.-Ing. Andreas Schwarz
Dr. Andreas Schwarz
Publications
2017
2016
2015
- Barfuß H., Hümmer C., Lamani G., Schwarz A., Kellermann W.:
HRTF-based robust least-squares frequency-invariant beamforming
IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) (New Paltz, NY, 18. October 2015 - 21. October 2015)
DOI: 10.1109/WASPAA.2015.7336933
BibTeX: Download
- Hümmer C., Maas R., Schwarz A., Astudillo RF., Kellermann W.:
Uncertainty decoding for DNN-HMM hybrid systems based on numerical sampling
Annual Conference of the International Speech Communication Association (Interspeech) (Dresden, 6. September 2015 - 10. September 2015)
BibTeX: Download
- Nees S., Schwarz A., Kellermann W.:
A model for the temporal evolution of the spatial coherence in decaying reverberant sound fields
In: Journal of the Acoustical Society of America 138 (2015), p. 248-253
ISSN: 0001-4966
DOI: 10.1121/1.4929733
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- Schwarz A., Hümmer C., Maas R., Kellermann W.:
Spatial diffuseness features for DNN-based speech recognition in noisy and reverberant environments
IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) (Brisbane, 19. April 2015 - 24. April 2015)
DOI: 10.1109/ICASSP.2015.7178798
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- Schwarz A., Kellermann W.:
Coherent-to-diffuse power ratio estimation for dereverberation
In: IEEE Transactions on Audio Speech and Language Processing 23 (2015), p. 1006-1018
ISSN: 1558-7916
DOI: 10.1109/TASLP.2015.2418571
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- Zheng C., Schwarz A., Kellermann W., Li X.:
Binaural coherent-to-diffuse-ratio estimation for dereverberation using an ITD model
European Signal Processing Conference (EUSIPCO) (Nice, 31. August 2015 - 4. September 2015)
DOI: 10.1109/EUSIPCO.2015.7362543
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2014
- Hümmer C., Hofmann C., Maas R., Schwarz A., Kellermann W.:
The elitist particle filter based on evolutionary strategies as novel approach for nonlinear acoustic echo cancellation
2014 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) (Florence, 4. May 2014 - 9. May 2014)
DOI: 10.1109/ICASSP.2014.6853810
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- Maas R., Hümmer C., Schwarz A., Hofmann C., Kellermann W.:
A Bayesian network view on linear and nonlinear acoustic echo cancellation
2nd IEEE China Summit and International Conference on Signal and Information Processing, IEEE ChinaSIP 2014 (Xi'an, 9. July 2014 - 13. July 2014)
DOI: 10.1109/ChinaSIP.2014.6889292
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- Schwarz A., Hofmann C., Kellermann W.:
Combined nonlinear echo cancellation and residual echo suppression
11. ITG Symposium on Speech Communication (Erlangen, 24. September 2014 - 26. September 2014)
URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84939534751∨igin=inward
BibTeX: Download
- Schwarz A., Kellermann W.:
Unbiased coherent-to-diffuse ratio estimation for dereverberation
International Workshop on Acoustic Signal Enhancement (IWAENC) (Antibes - Juan les Pins, 8. September 2014 - 11. September 2014)
DOI: 10.1109/IWAENC.2014.6953306
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2013
2012
- Maas R., Schwarz A., Reindl K., Zheng Y., Meier S., Sehr A., Kellermann W.:
Matching the acoustic model to front-end signal processing for ASR in noisy and reverberant environments
Deutsche Jahrestagung für Akustik (DAGA) (Darmstadt, 19. March 2012 - 22. March 2012)
URL: https://www.researchgate.net/publication/262767652_Matching_the_Acoustic_Model_to_Front-End_Signal_Processing_for_ASR_in_Noisy_and_Reverberant_Environments
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- Reindl K., Maas R., Schwarz A., Zheng Y., Meier S., Sehr A., Kellermann W.:
A stereophonic acoustic front-end for distant-talking interfaces based on blind source separation
Deutsche Jahrestagung für Akustik (DAGA) (Darmstadt, 19. March 2012 - 22. March 2012)
In: Deutsche Jahrestagung für Akustik (DAGA), Darmstadt, Germany: 2012
URL: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.433.2190
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- Reindl K., Zheng Y., Meier S., Schwarz A., Kellermann W.:
On the impact of signal preprocessing for robust distant speech recognition in adverse acoustic environments
IEEE International Conference on Signal Processing, Communications and Computing (ICSPCC) (Hong Kong, 12. August 2012 - 15. August 2012)
DOI: 10.1109/ICSPCC.2012.6335732
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- Reindl K., Zheng Y., Schwarz A., Meier S., Maas R., Sehr A., Kellermann W.:
A stereophonic acoustic signal extraction scheme for noisy and reverberant environments
In: Computer Speech and Language 27 (2012), p. 726-745
ISSN: 0885-2308
DOI: 10.1016/j.csl.2012.07.011
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- Schwarz A., Reindl K., Kellermann W.:
A two-channel reverberation suppression scheme based on blind signal separation and Wiener filtering
IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) (Kyoto, 25. March 2012 - 30. March 2012)
DOI: 10.1109/ICASSP.2012.6287830
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- Schwarz A., Reindl K., Kellermann W.:
On blocking matrix-based dereverberation for automatic speech recognition
International Workshop on Acoustic Signal Enhancement (IWAENC) (Aachen, 4. September 2012 - 6. September 2012)
URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84957707201∨igin=inward
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2011
2010
