Ing.

Petr Schwarz

Ph.D.

Assistant professor

+420 54114 1300
schwarzp@fit.vut.cz
L230.3 Office
16780/BUT personal ID

Publications

  • 2023

    SKOWRON, M.; BACKFRIED, G.; NAVAS, E.; BERZINŠ, A.; VAN, J.; DE, F.; DEMARCO, A.; POLÁK, P.; KOVÁČ, M.; POLÁK, P.; ROHDIN, J.; ROSNER, M.; SANCHEZ, J.; SARATXAGA, I.; SCHWARZ, P. Deep Dive Speech Technology. In European Language Equality. Cham: Springer Nature Switzerland AG, 2023. p. 289-312. ISBN: 978-3-031-28819-7. Detail

  • 2018

    BARTOS, A.; CIPR, T.; NELSON, D.; SCHWARZ, P.; BANOWETZ, J.; JERABEK, L. Noise-robust speech triage. Journal of the Acoustical Society of America, 2018, vol. 143, no. 4, p. 2313-2320. ISSN: 1520-8524. Detail

    SILNOVA, A.; MATĚJKA, P.; GLEMBEK, O.; PLCHOT, O.; NOVOTNÝ, O.; GRÉZL, F.; SCHWARZ, P.; ČERNOCKÝ, J. BUT/Phonexia Bottleneck Feature Extractor. In Proceedings of Odyssey 2018. Proceedings of Odyssey: The Speaker and Language Recognition Workshop Odyssey 2014, Joensuu, Finland. Les Sables d´Olonne: International Speech Communication Association, 2018. p. 283-287. ISSN: 2312-2846. Detail

  • 2015

    GLEMBEK, O.; MATĚJKA, P.; BURGET, L.; SCHWARZ, P.; PEŠÁN, J.; PLCHOT, O. Voice-print transformation for migration between automatic speaker identification systems. Abstract book of the 7th European Academy of Forensic Science Conference. Praha: Criminal Police Department Prague, 2015. p. 345-345. ISBN: 978-80-260-8659-8. Detail

    GLEMBEK, O.; MATĚJKA, P.; PLCHOT, O.; PEŠÁN, J.; BURGET, L.; SCHWARZ, P. Migrating i-vectors Between Speaker Recognition Systems Using Regression Neural Networks. In Proceedings of Interspeech 2015. Proceedings of Interspeech. Dresden: International Speech Communication Association, 2015. p. 2327-2331. ISBN: 978-1-5108-1790-6. ISSN: 1990-9772. Detail

  • 2013

    KHOURY, E.; VESNICER, B.; FRANCO-PEDROSO, J.; DIEZ SÁNCHEZ, M.; CIPR, T.; SCHWARZ, P.; VAN LEEUWEN, D.; PETROVSKA-DELACRETAZ, D.; MATĚJKA, P.; RODRIGUEZ-FUENTES, L.; CHOLLET, G.; MARCEL, S. The 2013 Speaker Recognition Evaluation in Mobile Environment. Proceedings of Biometrics (ICB), 2013 International Conference on. Madrid: IEEE Biometric Council, 2013. p. 1-8. ISBN: 978-1-4799-0310-8. Detail

  • 2011

    POVEY, D.; BURGET, L.; AGARWAL, M.; AKYAZI, P.; GHOSHAL, A.; GLEMBEK, O.; GOEL, N.; KARAFIÁT, M.; RASTROW, A.; ROSE, R.; SCHWARZ, P.; THOMAS, S. The subspace Gaussian mixture model-A structured model for speech recognition. COMPUTER SPEECH AND LANGUAGE, 2011, vol. 25, no. 2, p. 404-439. ISSN: 0885-2308. Detail

    POVEY, D.; GHOSHAL, A.; BOULIANNE, G.; BURGET, L.; GLEMBEK, O.; GOEL, N.; HANNEMANN, M.; MOTLÍČEK, P.; QIAN, Y.; SCHWARZ, P.; SILOVSKÝ, J.; STEMMER, G.; VESELÝ, K. The Kaldi Speech Recognition Toolkit. Proceedings of ASRU 2011. Hilton Waikoloa Village Resort, Hawaii: IEEE Signal Processing Society, 2011. p. 1-4. ISBN: 978-1-4673-0366-8. Detail

    POVEY, D.; KARAFIÁT, M.; GHOSHAL, A.; SCHWARZ, P. A Symmetrization of the Subspace Gaussian Mixture Model. Proceedings of 2011 IEEE International Conference on Acoustics, Speech, and Signal Processing. Praha: IEEE Signal Processing Society, 2011. p. 4504-4507. ISBN: 978-1-4577-0537-3. Detail

  • 2010

    BURGET, L.; SCHWARZ, P.; AGARWAL, M.; AKYAZI, P.; FENG, K.; GHOSHAL, A.; GLEMBEK, O.; GOEL, N.; KARAFIÁT, M.; POVEY, D.; RASTROW, A.; ROSE, R.; THOMAS, S. Multilingual acoustic modeling for speech recognition based on Subspace Gaussian Mixture Models. Proc. International Conference on Acoustictics, Speech, and Signal Processing. Proc. International Conference on Acoustics, Speech, and Signal Processing. Dallas: IEEE Signal Processing Society, 2010. p. 4334-4337. ISBN: 978-1-4244-4296-6. ISSN: 1520-6149. Detail

    GHOSHAL, A.; POVEY, D.; AGARWAL, M.; AKYAZI, P.; BURGET, L.; FENG, K.; GLEMBEK, O.; GOEL, N.; KARAFIÁT, M.; RASTROW, A.; ROSE, R.; SCHWARZ, P.; THOMAS, S. A novel estimation of feature-space MLLR for full_covariance models. Proc. International Conference on Acoustics, Speech, and Signal Processing. Proc. International Conference on Acoustics, Speech, and Signal Processing. Dallas: IEEE Signal Processing Society, 2010. p. 4310-4313. ISBN: 978-1-4244-4296-6. ISSN: 1520-6149. Detail

    GOEL, N.; THOMAS, S.; AGARWAL, M.; AKYAZI, P.; BURGET, L.; FENG, K.; GHOSHAL, A.; GLEMBEK, O.; KARAFIÁT, M.; POVEY, D.; RASTROW, A.; ROSE, R.; SCHWARZ, P. Approaches to automatic lexicon learning with limited training examples. Proc. International Conference on Acoustics, Speech, and Signal Processing. Proc. International Conference on Acoustics, Speech, and Signal Processing. Dallas: IEEE Signal Processing Society, 2010. p. 5094-5097. ISBN: 978-1-4244-4296-6. ISSN: 1520-6149. Detail

    POVEY, D.; BURGET, L.; AGARWAL, M.; AKYAZI, P.; FENG, K.; GHOSHAL, A.; GLEMBEK, O.; GOEL, N.; KARAFIÁT, M.; RASTROW, A.; ROSE, R.; SCHWARZ, P.; THOMAS, S. Subspace Gaussian mixture models for speech recognition. Proc. International Conference on Acoustics, Speech, and Signal Processing. Proc. International Conference on Acoustics, Speech, and Signal Processing. Dallas: IEEE Signal Processing Society, 2010. p. 4330-4333. ISBN: 978-1-4244-4296-6. ISSN: 1520-6149. Detail

  • 2009

    BURGET, L.; FAPŠO, M.; HUBEIKA, V.; GLEMBEK, O.; KARAFIÁT, M.; KOCKMANN, M.; MATĚJKA, P.; SCHWARZ, P.; ČERNOCKÝ, J. BUT system for NIST 2008 speaker recognition evaluation. Proc. Interspeech 2009. Proceedings of Interspeech. Brighton: International Speech Communication Association, 2009. p. 2335-2338. ISBN: 978-1-61567-692-7. ISSN: 1990-9772. Detail

  • 2008

    BURGET, L.; FAPŠO, M.; HUBEIKA, V.; GLEMBEK, O.; KARAFIÁT, M.; KOCKMANN, M.; MATĚJKA, P.; SCHWARZ, P.; ČERNOCKÝ, J. Brno University Of Technology - NIST 2008 SRE. Montreal: 2008. p. 1-28. Detail

    BURGET, L.; SCHWARZ, P.; MATĚJKA, P.; HANNEMANN, M.; RASTROW, A.; WHITE, C.; KHUDANPUR, S.; HEŘMANSKÝ, H.; ČERNOCKÝ, J. Combination of strongly and weakly constrained recognizers for reliable detection of OOVs. Proc. International Conference on Acoustics, Speech, and Signal Processing (ICASSP). Las Vegas: IEEE Signal Processing Society, 2008. p. 1-4. ISBN: 1-4244-1484-9. Detail

    HUBEIKA, V.; BURGET, L.; MATĚJKA, P.; SCHWARZ, P. Discriminative Training and Channel Compensation for Acoustic Language Recognition. Proc. Interspeech 2008. Proceedings of Interspeech. Brisbane: International Speech Communication Association, 2008. p. 1-4. ISSN: 1990-9772. Detail

    MATĚJKA, P.; BURGET, L.; GLEMBEK, O.; SCHWARZ, P.; HUBEIKA, V.; FAPŠO, M.; MIKOLOV, T.; PLCHOT, O.; ČERNOCKÝ, J. BUT language recognition system for NIST 2007 evaluations. Proc. Interspeech 2008. Proceedings of Interspeech. Brisbane, Australia: International Speech Communication Association, 2008. p. 1-4. ISSN: 1990-9772. Detail

    PLCHOT, O.; HUBEIKA, V.; BURGET, L.; SCHWARZ, P.; MATĚJKA, P. Acquisition of Telephone Data from Radio Broadcasts with Applications to Language Recognition. Proc. 11th International Conference on Text, Speech and Dialogue. Berlin: Springer Verlag, 2008. p. 477-483. ISBN: 978-3-540-87390-7. Detail

    WHITE, C.; ZWEIG, G.; BURGET, L.; SCHWARZ, P.; HEŘMANSKÝ, H. Confidence estimation, OOV detection and language ID using phone-to-word transduction and phone-level alignments. Proc. 2008 IEEE International Conference on Acoustics, Speech, and Signal Processing. Las Vegas: IEEE Signal Processing Society, 2008. p. 1-4. ISBN: 1-4244-1484-9. Detail

  • 2007

    BRÜMMER, N.; BURGET, L.; ČERNOCKÝ, J.; GLEMBEK, O.; GRÉZL, F.; KARAFIÁT, M.; VAN LEEUWEN, D.; MATĚJKA, P.; SCHWARZ, P.; STRASHEIM, A. Fusion of heterogeneous speaker recognition systems in the STBU submission for the NIST speaker recognition evaluation 2006. IEEE Transactions on Audio, Speech, and Language Processing, 2007, vol. 15, no. 7, p. 2072-2084. ISSN: 1558-7916. Detail

    BURGET, L.; MATĚJKA, P.; SCHWARZ, P.; GLEMBEK, O.; ČERNOCKÝ, J. Analysis of feature extraction and channel compensation in GMM speaker recognition system. IEEE Transactions on Audio, Speech, and Language Processing, 2007, vol. 15, no. 7, p. 1979-1986. ISSN: 1558-7916. Detail

    MATĚJKA, P.; BURGET, L.; SCHWARZ, P.; GLEMBEK, O.; KARAFIÁT, M.; GRÉZL, F.; ČERNOCKÝ, J.; VAN LEEUWEN, D.; BRÜMMER, N.; STRASHEIM, A. STBU system for the NIST 2006 speaker recognition evaluation. Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2007). Honolulu: IEEE Signal Processing Society, 2007. p. 221-224. ISBN: 1-4244-0728-1. Detail

    SZŐKE, I.; FAPŠO, M.; KARAFIÁT, M.; BURGET, L.; GRÉZL, F.; SCHWARZ, P.; GLEMBEK, O.; MATĚJKA, P.; KOPECKÝ, J.; ČERNOCKÝ, J. Spoken Term Detection System Based on a Combination of LVCSR and Phonetic Search. Brno: 2007. p. 1 (1 s.). Detail

  • 2006

    FAPŠO, M.; SMRŽ, P.; SCHWARZ, P.; SZŐKE, I.; SCHWARZ, M.; ČERNOCKÝ, J.; KARAFIÁT, M.; BURGET, L. Information Retrieval from Spoken Documents. In Proceedings of the Seventh International Conference on Intelligent Text Processing and Computational Linguistics (CICLING 2006). Mexico City: Springer Verlag, 2006. p. 410-416. ISBN: 3-540-32205-1. Detail

    KARAFIÁT, M.; GRÉZL, F.; SCHWARZ, P.; BURGET, L.; ČERNOCKÝ, J. Robust heteroscedastic linear discriminant analysis and LCRC posterior features in meeting data recognition. In Proc. 3nd Joint Workshop on Multimodal Interaction and Related Machine Learning Algorithms (MLMI 2006). LNCS 4299. Berlin: Springer Verlag, 2006. p. 275-284. ISBN: 3-540-69267-3. Detail

    MATĚJKA, P.; BURGET, L.; SCHWARZ, P.; ČERNOCKÝ, J. Brno University of Technology System for NIST 2005 Language Recognition Evaluation. In Proceedings of Odyssey 2006: The Speaker and Language Recognition Workshop. San Juan: 2006. p. 57-64. ISBN: 1-4244-0472-X. Detail

  • 2005

    FAPŠO, M., SCHWARZ, P., SZŐKE, I., ČERNOCKÝ, J., SMRŽ, P., BURGET, L., KARAFIÁT, M. Search Engine for Information Retrieval from Multi-modal Records. Edinburgh: 2005. Detail

    FAPŠO, M., SMRŽ, P., SCHWARZ, P., SZŐKE, I., BURGET, L., KARAFIÁT, M., ČERNOCKÝ, J. Systém pre efektívne vyhľadávanie v rečových databázach. In Sborník databázové konference DATAKON 2005. Brno: Masaryk University, 2005. s. 323-333. ISBN: 80-210-3813-6. Detail

    MATĚJKA, P., SCHWARZ, P., ČERNOCKÝ, J., CHYTIL, P. Phonotactic Language Identification. In Proceedings of Radioelektronika 2005. Brno: Faculty of Electrical Engineering and Communication BUT, 2005. p. 140-143. ISBN: 80-214-2904-6. Detail

    SZŐKE, I., SCHWARZ, P., BURGET, L., KARAFIÁT, M., ČERNOCKÝ, J. Phoneme based acoustics keyword spotting in informal continuous speech. In Radioelektronika 2005. Brno: Faculty of Electrical Engineering and Communication BUT, 2005. p. 195-198. ISBN: 80-214-2904-6. Detail

    SZŐKE, I., SCHWARZ, P., BURGET, L., KARAFIÁT, M., MATĚJKA, P., ČERNOCKÝ, J. Phoneme Based Acoustics Keyword Spotting in Informal Continuous Speech. Lecture Notes in Computer Science, 2005, vol. 2005, no. 3658, p. 302 ( p.)ISSN: 0302-9743. Detail

  • 2004

    MATĚJKA, P., SZŐKE, I., SCHWARZ, P., ČERNOCKÝ, J. Automatic Language Identification using Phoneme and Automatically Derived Unit Strings. Lecture Notes in Computer Science, 2004, vol. 2004, no. 3206, p. 147 ( p.)ISSN: 0302-9743. Detail

    MATĚJKA, P.; SZŐKE, I.; SCHWARZ, P.; ČERNOCKÝ, J. Automatic Language Identification using Phoneme and Automatically Derived Unit Strings. Proceedings of 7th International Conference Text,Speech and Dialoque 2004. Brno: Springer Verlag, 2004. p. 147-154. ISBN: 3-540-23049-1. Detail

    SCHWARZ, P., MATĚJKA, P. Phoneme Recognition from a Long Temporal Context. Martigny: 2004. p. (1 p.) Detail

    SCHWARZ, P., MATĚJKA, P., ČERNOCKÝ, J. Phoneme Recognition from a Long Temporal Context. In poster at JOINT AMI/PASCAL/IM2/M4 Workshop on Multimodal Interaction and Related Machine Learning Algorithms. Martigny: Institute for Perceptual Artificial Intelligence, 2004. p. 1 (1 s.). Detail

    SCHWARZ, P., MATĚJKA, P., ČERNOCKÝ, J. Towards Lower Error Rates in Phoneme Recognition. Lecture Notes in Computer Science, 2004, vol. 2004, no. 3206, p. 465 ( p.)ISSN: 0302-9743. Detail

    SCHWARZ, P., MATĚJKA, P., ČERNOCKÝ, J. Towards Lower Error Rates In Phoneme Recognition. Lecture Notes in Computer Science, 2004, vol. 2004, no. 3206, p. 465-472. ISSN: 0302-9743. Detail

    SCHWARZ, P., MATĚJKA, P., ČERNOCKÝ, J. Towards Lower Error Rates in Phoneme Recognition. In Proceedings of 7th International Conference Text,Speech and Dialoque 2004. Brno: Springer Verlag, 2004. p. 465 ( p.)ISBN: 3-540-23049-1. Detail

  • 2003

    MATĚJKA, P.; SCHWARZ, P.; GRÉZL, F.; ČERNOCKÝ, J. Phoneme Classification using Temporal Patterns. Proc. 13th International scientific conference Radioelektronika 2003. Brno: Faculty of Electrical Engineering and Communication BUT, 2003. p. 1-4. ISBN: 80-214-2383-8. Detail

    MATĚJKA, P.; SCHWARZ, P.; HEŘMANSKÝ, H.; ČERNOCKÝ, J. Phoneme Recognition using Temporal Patterns. Proc. 6th International Conference Text, Speech and Dialogue, TSD2003. Ceske Budejovice: Springer Verlag, 2003. p. 465-472. ISBN: 3-540-20024-X. Detail

    SCHWARZ, P. Would You Like To Make Your Programs Understand Human Voice?. Proceedings of 9th Conference STUDENT EEICT 2003. Brno: Faculty of Electrical Engineering and Communication BUT, 2003. p. 231-235. ISBN: 80-214-2379-X. Detail

    SCHWARZ, P., HEŘMANSKÝ, H., MATĚJKA, P. Použití časové dynamiky k rozpoznávání jazyků z mluvené řeči. In Proceedings of Language Recognition Workshop 2003. NIST Gaithersburg, MD USA: 2003. s. 56-62. Detail

    SCHWARZ, P.; MATĚJKA, P.; ČERNOCKÝ, J. Recognition of Phoneme Strings using TRAP Technique. Proceedings of 8th International Conference Eurospeech. European Conference EUROSPEECH. Geneve: International Speech Communication Association, 2003. p. 1-4. ISSN: 1018-4074. Detail

  • 2002

    MATĚJKA, P.; SCHWARZ, P.; KARAFIÁT, M.; ČERNOCKÝ, J. Some like it Gaussian... Proc. 5th International Conference Text, Speech and Dialogue, TSD2002. Lecture notes in artificial intelligence 2448. Berlin: Springer Verlag, 2002. p. 321-324. ISBN: 3-540-44129-8. Detail

    SCHWARZ, P.; ČERNOCKÝ, J. Keyword detection in Czech fluent speech. Proc. 12th International scientific conference Radioelektronika 2002. Bratislava: Slovak University of Technology in Bratislava, 2002. p. 1-4. ISBN: 80-227-1700-2. Detail

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