• 243 Citations
  • 7 h-Index
20022020

Research output per year

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Research Output

  • 243 Citations
  • 7 h-Index
  • 37 Conference contribution
  • 15 Conference article
  • 14 Article
  • 8 Paper
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Conference contribution
2020

Deep Speech Extraction with Time-Varying Spatial Filtering Guided by Desired Direction Attractor

Nakagome, Y., Togami, M., Ogawa, T. & Kobayashi, T., 2020 May, 2020 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2020 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 671-675 5 p. 9053629. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings; vol. 2020-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Frame-Level Phoneme-Invariant Speaker Embedding for Text-Independent Speaker Recognition on Extremely Short Utterances

Tawara, N., Ogawa, A., Iwata, T., Delcroix, M. & Ogawa, T., 2020 May, 2020 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2020 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 6799-6803 5 p. 9053871. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings; vol. 2020-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2019

Acoustic Feature Representation Based on Timbre for Fault Detection of Rotary Machines

Minemura, K., Ogawa, T. & Kobayashi, T., 2019 Mar 11, Proceedings - 2018 International Conference on Sensing, Diagnostics, Prognostics, and Control, SDPC 2018. Wang, D., Zhou, Y., Cabrera, D., Li, C. & Zhang, C. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 302-305 4 p. 8664991. (Proceedings - 2018 International Conference on Sensing, Diagnostics, Prognostics, and Control, SDPC 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adversarial autoencoder for reducing nonlinear distortion

Tawara, N., Kobayashi, T., Fujieda, M., Katagiri, K., Yazu, T. & Ogawa, T., 2019 Mar 4, 2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, APSIPA ASC 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1669-1673 5 p. 8659540. (2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, APSIPA ASC 2018 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Calving prediction from video: Exploiting behavioural information relevant to calving signs in Japanese black beef cows

Sugawara, K., Saito, S., Nakano, T., Akabane, M., Kobayashi, T. & Ogawa, T., 2019, Precision Livestock Farming 2019 - Papers Presented at the 9th European Conference on Precision Livestock Farming, ECPLF 2019. O'Brien, B., Hennessy, D. & Shalloo, L. (eds.). Organising Committee of the 9th European Conference on Precision Livestock Farming (ECPLF), Teagasc, Animal and Grassland Research and Innovation Centre, p. 663-669 7 p. (Precision Livestock Farming 2019 - Papers Presented at the 9th European Conference on Precision Livestock Farming, ECPLF 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Postfiltering Using an Adversarial Denoising Autoencoder with Noise-aware Training

Tawara, N., Tanabe, H., Kobayashi, T., Fujieda, M., Katagiri, K., Yazu, T. & Ogawa, T., 2019 May 1, 2019 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 3282-3286 5 p. 8682684. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Two-stage calving prediction system: Exploiting state-based information relevant to calving signs in Japanese black beef cows

Hyodo, R., Yasuda, S., Saito, S., Okimoto, Y., Nakano, T., Akabane, M., Kobayashi, T. & Ogawa, T., 2019, Precision Livestock Farming 2019 - Papers Presented at the 9th European Conference on Precision Livestock Farming, ECPLF 2019. O'Brien, B., Hennessy, D. & Shalloo, L. (eds.). Organising Committee of the 9th European Conference on Precision Livestock Farming (ECPLF), Teagasc, Animal and Grassland Research and Innovation Centre, p. 670-676 7 p. (Precision Livestock Farming 2019 - Papers Presented at the 9th European Conference on Precision Livestock Farming, ECPLF 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visual explanation of neural network based rotation machinery anomaly detection system

Saeki, M., Ogata, J., Murakawa, M. & Ogawa, T., 2019 Jun, 2019 IEEE International Conference on Prognostics and Health Management, ICPHM 2019. Institute of Electrical and Electronics Engineers Inc., 8819396. (2019 IEEE International Conference on Prognostics and Health Management, ICPHM 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2018

Exploiting end of sentences and speaker alternations in language modeling for multiparty conversations

Ashikawa, H., Tawara, N., Ogawa, A., Iwata, T., Kobayashi, T. & Ogawa, T., 2018 Feb 5, Proceedings - 9th Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, APSIPA ASC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-February. p. 1263-1267 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Language model domain adaptation via recurrent neural networks with domain-shared and domain-specific representations

Moriokal, T., Tawara, N., Ogawa, T., Ogawa, A., Iwata, T. & Kobayashi, T., 2018 Sep 10, 2018 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-April. p. 6084-6088 5 p. 8462631

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Sequential Fish Catch Forecasting Using Bayesian State Space Models

Kokaki, Y., Tawara, N., Kobayashi, T., Hashimoto, K. & Ogawa, T., 2018 Nov 26, 2018 24th International Conference on Pattern Recognition, ICPR 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-August. p. 776-781 6 p. 8546069

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Speaker Invariant Feature Extraction for Zero-Resource Languages with Adversarial Learning

Tsuchiya, T., Tawara, N., Ogawa, T. & Kobayashi, T., 2018 Sep 10, 2018 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-April. p. 2381-2385 5 p. 8461648

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Citations (Scopus)

Tandem Connectionist Anomaly Detection: Use of Faulty Vibration Signals in Feature Representation Learning

Hasegawa, T., Ogata, J., Murakawa, M. & Ogawa, T., 2018 Aug 27, 2018 IEEE International Conference on Prognostics and Health Management, ICPHM 2018. Institute of Electrical and Electronics Engineers Inc., 8448450. (2018 IEEE International Conference on Prognostics and Health Management, ICPHM 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2017

Adaptive training of vibration-based anomaly detector for wind turbine condition monitoring

Hasegawa, T., Ogata, J., Murakawa, M., Kobayashi, T. & Ogawa, T., 2017 Jan 1, PHM 2017 - Proceedings of the Annual Conference of the Prognostics and Health Management Society 2017. Daigle, M. J. & Bregon, A. (eds.). Prognostics and Health Management Society, p. 177-184 8 p. (Proceedings of the Annual Conference of the Prognostics and Health Management Society, PHM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2016

A new efficient measure for accuracy prediction and its application to multistream-based unsupervised adaptation

Ogawa, T., Mallidi, S. H., Dupoux, E., Cohen, J., Feldman, N. H. & Hermansky, H., 2016 Jan 1, 2016 23rd International Conference on Pattern Recognition, ICPR 2016. Institute of Electrical and Electronics Engineers Inc., p. 2222-2227 6 p. 7899966. (Proceedings - International Conference on Pattern Recognition; vol. 0).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Uncertainty estimation of DNN classifiers

Mallidi, S. H., Ogawa, T. & Hermansky, H., 2016 Feb 10, 2015 IEEE Workshop on Automatic Speech Recognition and Understanding, ASRU 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 283-288 6 p. 7404806

Research output: Chapter in Book/Report/Conference proceedingConference contribution

19 Citations (Scopus)

Video semantic indexing using object detection-derived features

Kikuchi, K., Ueki, K., Ogawa, T. & Kobayashi, T., 2016 Nov 28, 2016 24th European Signal Processing Conference, EUSIPCO 2016. European Signal Processing Conference, EUSIPCO, p. 1288-1292 5 p. 7760456. (European Signal Processing Conference; vol. 2016-November).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2015

A comparative study of spectral clustering for i-vector-based speaker clustering under noisy conditions

Tawara, N., Ogawa, T. & Kobayashi, T., 2015 Aug 4, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-August. p. 2041-2045 5 p. 7178329

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Autoencoder based multi-stream combination for noise robust speech recognition

Mallidi, S. H., Ogawa, T., Vesely, K., Nidadavolu, P. S. & Hermansky, H., 2015, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. International Speech and Communication Association, Vol. 2015-January. p. 3551-3555 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

14 Citations (Scopus)

Bilinear map of filter-bank outputs for DNN-based speech recognition

Ogawa, T., Ueda, K., Katsurada, K., Kobayashi, T. & Nitta, T., 2015, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. International Speech and Communication Association, Vol. 2015-January. p. 16-20 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Feature extraction for rotary machine acoustic diagnostics focused on periodic period

Minemura, K., Ogawa, T. & Kobayashi, T., 2015, INTER-NOISE 2015 - 44th International Congress and Exposition on Noise Control Engineering. The Institute of Noise Control Engineering of the USA, Inc.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Separation matrix optimization using associative memory model for blind source separation

Omachi, M., Ogawa, T., Kobayashi, T., Fujieda, M. & Katagiri, K., 2015 Dec 22, 2015 23rd European Signal Processing Conference, EUSIPCO 2015. Institute of Electrical and Electronics Engineers Inc., p. 1098-1102 5 p. 7362553

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Towards machines that know when they do not know: Summary of work done at 2014 Frederick Jelinek Memorial Workshop

Hermansky, H., Burget, L., Cohen, J., Dupoux, E., Feldman, N., Godfrey, J., Khudanpur, S., Maciejewski, M., Mallidi, S. H., Menon, A., Ogawa, T., Peddinti, V., Rose, R., Stern, R., Wiesner, M. & Veselý, K., 2015 Aug 4, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-August. p. 5009-5013 5 p. 7178924

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)
2013

Blocked Gibbs sampling based multi-scale mixture model for speaker clustering on noisy data

Tawara, N., Ogawa, T., Watanabe, S., Nakamura, A. & Kobayashi, T., 2013 Dec 1, 2013 IEEE International Workshop on Machine Learning for Signal Processing - Proceedings of MLSP 2013. 6661902. (IEEE International Workshop on Machine Learning for Signal Processing, MLSP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2012

An improved entropy-based multiple kernel learning

Hino, H. & Ogawa, T., 2012 Dec 1, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 1189-1192 4 p. 6460350. (Proceedings - International Conference on Pattern Recognition).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fully Bayesian inference of multi-mixture Gaussian model and its evaluation using speaker clustering

Tawara, N., Ogawa, T., Watanabe, S. & Kobayashi, T., 2012 Oct 23, 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2012 - Proceedings. p. 5253-5256 4 p. 6289105. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)

Fully Bayesian speaker clustering based on hierarchically structured utterance-oriented Dirichlet process mixture model

Tawara, N., Ogawa, T., Watanabe, S., Nakamura, A. & Kobayashi, T., 2012 Dec 1, 13th Annual Conference of the International Speech Communication Association 2012, INTERSPEECH 2012. p. 2163-2166 4 p. (13th Annual Conference of the International Speech Communication Association 2012, INTERSPEECH 2012; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2011

Development and evaluation of Japanese Lombard speech corpus

Ogawa, T., Nishiura, T., Yamada, T., Kitaoka, N. & Kobayashi, T., 2011 Dec 1, 40th International Congress and Exposition on Noise Control Engineering 2011, INTER-NOISE 2011. p. 1366-1373 8 p. (40th International Congress and Exposition on Noise Control Engineering 2011, INTER-NOISE 2011; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Speaker recognition using multiple kernel learning based on conditional entropy minimization

Ogawa, T., Hino, H., Reyhani, N., Murata, N. & Kobayashi, T., 2011 Aug 18, 2011 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2011 - Proceedings. p. 2204-2207 4 p. 5946918. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)
2009

Robot auditory system using head-mounted square microphone array

Hosoya, K., Ogawa, T. & Kobayashi, T., 2009 Dec 11, 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2009. p. 2736-2741 6 p. 5354090. (2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)
2008

Class distance weighted locality preserving projection for automatic age estimation

Ueki, K., Miya, M., Ogawa, T. & Kobayashi, T., 2008 Dec 1, BTAS 2008 - IEEE 2nd International Conference on Biometrics: Theory, Applications and Systems. 4699380. (BTAS 2008 - IEEE 2nd International Conference on Biometrics: Theory, Applications and Systems).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Speech enhancement using square microphone array for mobile devices

Takada, S., Ogawa, T., Akagiri, K. & Kobayashi, T., 2008 Sep 16, 2008 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP. p. 313-316 4 p. 4517609. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)
2007

Adequacy analysis of simulation-based assessment of speech recognition system

Ogawa, T., Kanba, S. & Kobayashi, T., 2007 Aug 6, 2007 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '07. p. IV1153-IV1156 4218310. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings; vol. 4).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Sound source separation using null-beamforming and spectral subtraction for mobile devices

Takada, S., Kanba, S., Ogawa, T., Akagiri, K. & Kobayashi, T., 2007 Dec 1, 2007 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, WASPAA. p. 30-33 4 p. 4393006. (IEEE Workshop on Applications of Signal Processing to Audio and Acoustics).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)
2006

Manifold HLDA and its application to robust speech recognition

Kubo, T., Ogawa, T. & Kobayashi, T., 2006 Jan 1, INTERSPEECH 2006 and 9th International Conference on Spoken Language Processing, INTERSPEECH 2006 - ICSLP. International Speech Communication Association, p. 1551-1554 4 p. (INTERSPEECH 2006 and 9th International Conference on Spoken Language Processing, INTERSPEECH 2006 - ICSLP; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2004

Recognition of three simultaneous utterance of speech by four-line directivity microphone mounted on head of robot

Mochiki, N., Sekiya, T., Ogawa, T. & Kobayashi, T., 2004, 8th International Conference on Spoken Language Processing, ICSLP 2004. International Speech Communication Association, p. 821-824 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
2003

Speech recognition of double talk using SAFIA-based audio segregation

Sekiya, T., Ogawa, T. & Kobayashi, T., 2003, EUROSPEECH 2003 - 8th European Conference on Speech Communication and Technology. International Speech Communication Association, p. 1285-1288 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution