Prof. Dr.-Ing. Armin Sehr

2013

• Hofmann C., Sehr A., Sahoo SK., Maas R., Kellermann W.:
  New results on automatic speech recognition in extremely reverberant environments
  AIA-DAGA Conference on Acoustics (Merano, 18. März 2013 - 21. März 2013)
  BibTeX: Download

2012

• Maas R., Habets E., Sehr A., Kellermann W.:
  On the application of reverberation suppression to robust speech recognition
  IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP) (Kyoto, 25. März 2012 - 30. März 2012)
  DOI: 10.1109/ICASSP.2012.6287875
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• Maas R., Kotha SR., Sehr A., Kellermann W.:
  Combined-order hidden Markov models for reverberation-robust speech recognition
  3rd International Workshop on Cognitive Information Processing (CIP) (Baiona, 28. Mai 2012 - 30. Mai 2012)
  DOI: 10.1109/CIP.2012.6232918
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• 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. März 2012 - 22. März 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. März 2012 - 22. März 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., 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), S. 726-745
  ISSN: 0885-2308
  DOI: 10.1016/j.csl.2012.07.011
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• Yoshioka T., Sehr A., Delcroix M., Kinoshita K., Maas R., Nakatani T., Kellermann W.:
  Survey on approaches to speech recognition in reverberant environments
  Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC) (Los Angeles, 3. Dezember 2012 - 6. Dezember 2012)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84874408684∨igin=inward
  BibTeX: Download

2011

• Maas R., Schwarz A., Zheng Y., Reindl K., Meier S., Sehr A., Kellermann W.:
  A Two-Channel Acoustic Front-End for Robust Automatic Speech Recognition in Noisy and Reverberant Environments
  International Workshop on Machine Listening in Multisource Environments (CHiME) (Florence, 1. September 2011)
  In: International Workshop on Machine Listening in Multisource Environments (CHiME), Florence, Italy: 2011
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• Maas R., Wolf M., Sehr A., Nadeu C., Kellermann W.:
  Extension of the remos concept to frequency-filtering-based features for reverberation-robust speech recognition
  2011 Joint Workshop on Hands-free Speech Communication and Microphone Arrays, HSCMA'11 (Edinburgh, 30. Mai 2011 - 1. Juni 2011)
  DOI: 10.1109/HSCMA.2011.5942381
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• Sehr A., Hofmann C., Maas R., Kellermann W.:
  Multi-style training of HMMS with stereo data for reverberation-robust speech recognition
  2011 Joint Workshop on Hands-free Speech Communication and Microphone Arrays, HSCMA'11 (Edinburgh, 30. Mai 2011 - 1. Juni 2011)
  DOI: 10.1109/HSCMA.2011.5942396
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• Sehr A., Maas R., Kellermann W.:
  Frame-wise HMM adaptation using state-dependent reverberation estimates
  36th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2011 (Prague, 22. Mai 2011 - 27. Mai 2011)
  DOI: 10.1109/ICASSP.2011.5947600
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2010

• Maas R., Sehr A., Gugat M., Kellermann W.:
  A highly efficient optimization scheme for remos-based distant-talking speech recognition
  18th European Signal Processing Conference, EUSIPCO 2010 (Aalborg, 23. August 2010 - 27. August 2010)
  DOI: 10.5281/zenodo.41948
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• Sehr A., Hofmann C., Maas R., Kellermann W.:
  A novel approach for matched reverberant training of HMMs using data pairs
  11th Annual Conference of the International Speech Communication Association: Spoken Language Processing for All, INTERSPEECH 2010 (Makuhari, Chiba, 26. September 2010 - 30. September 2010)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=79959848054∨igin=inward
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• Sehr A., Maas R., Kellermann W.:
  Model-based dereverberation in the logmelspec domain for robust distant-talking speech recognition
  2010 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2010 (Dallas, TX, 14. März 2010 - 19. März 2010)
  DOI: 10.1109/ICASSP.2010.5495671
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• Sehr A., Maas R., Kellermann W.:
  Reverberation model-based decoding in the logmelspec domain for robust distant-talking speech recognition
  In: IEEE Transactions on Audio Speech and Language Processing 18 (2010), S. 1676-1691
  ISSN: 1558-7916
  DOI: 10.1109/TASL.2010.2050511
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2009

• Sehr A., Gardill M., Kellermann W.:
  Adapting HMMS of distant-talking asr systems using feature-domain reverberation models
  17th European Signal Processing Conference, EUSIPCO 2009 (Glasgow, 24. August 2009 - 28. August 2009)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84863760759∨igin=inward
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• Sehr A., Kellermann W.:
  Strategies for modeling reverberant speech in the feature domain
  2009 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2009 (Taipei, 19. April 2009 - 24. April 2009)
  DOI: 10.1109/ICASSP.2009.4960436
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• Wen JYC., Sehr A., Naylor PA., Kellermann W.:
  Blind estimation of a feature-domain reverberation model in non-diffuse environments with variance adjustment
  17th European Signal Processing Conference, EUSIPCO 2009 (Glasgow, 24. August 2009 - 28. August 2009)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84863766806∨igin=inward
  BibTeX: Download

2008

• Sehr A., Kellermann W.:
  A Simplified Decoding Method for a Robust Distant-Talking ASR Concept Based on Feature-Domain Dereverberation
  Workshop on Acoustic Echo and Noise Control (IWAENC) (Seattle, Washington, 14. September 2008 - 17. September 2008)
  In: Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC) 2008
  URL: http://www.iwaenc.org/proceedings/2008/contents/papers/9020.pdf
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• Sehr A., Kellermann W.:
  Model-based dereverberation of speech in the mel-spectral domain
  2008 42nd Asilomar Conference on Signals, Systems and Computers, ASILOMAR 2008 (Pacific Grove, CA, 26. Oktober 2008 - 29. Oktober 2008)
  DOI: 10.1109/ACSSC.2008.5074516
  BibTeX: Download
• Sehr A., Kellermann W.:
  New results for feature-domain reverberation modeling
  2008 Hands-free Speech Communication and Microphone Arrays, HSCMA 2008 (Trento, 6. Mai 2008 - 8. Mai 2008)
  DOI: 10.1109/HSCMA.2008.4538713
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• Sehr A., Wen JYC., Kellermann W., Naylor PA.:
  A Combined Approach for Estimating a Feature-Domain Reverberation Model in Non-diffuse Environments
  Int. Workshop on Acoustic Echo and Noise Control (IWAENC) (Seattle, Washington, 14. September 2008 - 17. September 2008)
  In: Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC) 2008
  URL: http://www.iwaenc.org/proceedings/2008/contents/papers/9069.pdf
  BibTeX: Download

2007

• Sehr A., Kellermann W.:
  A new concept for feature-domain dereverberation for robust distant-talking ASR
  2007 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '07 (Honolulu, HI, 15. April 2007 - 20. April 2007)
  DOI: 10.1109/ICASSP.2007.366926
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• Sehr A., Zheng Y., Nöth E., Kellermann W.:
  Maximum likelihood estimation of a reverberation model for robust distant-talking speech recognition
  15th European Signal Processing Conference, EUSIPCO 2007 (Poznan, 3. September 2007 - 7. September 2007)
  In: Proc. European Signal Processing Conference 2007
  URL: http://www5.informatik.uni-erlangen.de/Forschung/Publikationen/2007/Sehr07-MLE.pdf
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2006

• Sehr A., Gress O., Kellermann W.:
  Synthetisches Multicondition-Training zur robusten Erkennung verhallter Sprache
  Sprachkommunikation 2006 - ITG-Fachtagung (Kiel, 26. April 2006 - 28. April 2006)
  In: Proc. ITG Fachtagung Sprachkommunikation 2006
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• Sehr A., Zeller M., Kellermann W.:
  Distant-talking continuous speech recognition based on a novel reverberation model in the feature domain
  INTERSPEECH 2006 and 9th International Conference on Spoken Language Processing, INTERSPEECH 2006 - ICSLP (Pittsburgh, PA, 17. September 2006 - 21. September 2006)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=44949167884∨igin=inward
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• Sehr A., Zeller M., Kellermann W.:
  Hands-free speech recognition using a reverberation model in the feature domain
  14th European Signal Processing Conference, EUSIPCO 2006 (Florence, 4. September 2006 - 8. September 2006)
  URL: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84862601866∨igin=inward
  BibTeX: Download