• 215 Citations
  • 7 h-Index
20022019

Research output per year

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Research Output

  • 215 Citations
  • 7 h-Index
  • 49 Conference contribution
  • 13 Article
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)

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

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

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

2 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

8 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

1 Citation (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)

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., 2017 Apr 13, 2016 23rd International Conference on Pattern Recognition, ICPR 2016. Institute of Electrical and Electronics Engineers Inc., p. 2222-2227 6 p. 7899966

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

1 Citation (Scopus)
2 Citations (Scopus)

Real-time large-scale map matching using mobile phone data

Algizawy, E., Ogawa, T. & El-Mahdy, A., 2017 Jul 1, In : ACM Transactions on Knowledge Discovery from Data. 11, 4, 52.

Research output: Contribution to journalArticle

12 Citations (Scopus)
2016

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, Vol. 2016-November. p. 1288-1292 5 p. 7760456

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

2 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)
2014

Effect of frequency weighting on MLP-based speaker canonicalization

Kubota, Y., Omachi, M., Ogawa, T., Kobayashi, T. & Nitta, T., 2014, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. International Speech and Communication Association, p. 2987-2991 5 p.

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

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, IEEE International Workshop on Machine Learning for Signal Processing, MLSP. 6661902

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

1 Citation (Scopus)

Integration of MKL-based and I-vector-based speaker verification by short utterances

Hino, H. & Ogawa, T., 2013, Proceedings - 2nd IAPR Asian Conference on Pattern Recognition, ACPR 2013. IEEE Computer Society, p. 562-566 5 p. 6778381

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

Stream selection and integration in multistream ASR using GMM-based performance monitoring

Ogawa, T., Li, F. & Hermansky, H., 2013, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. International Speech and Communication Association, p. 3332-3336 5 p.

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

5 Citations (Scopus)

Vision based SLAM for humanoid robots: A survey

Gouda, W., Gomaa, W. & Ogawa, T., 2013, Proceedings of the 2013 2nd International Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2013. IEEE Computer Society, p. 170-175 6 p. 6766407

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

8 Citations (Scopus)
2012

An improved entropy-based multiple kernel learning

Hino, H. & Ogawa, T., 2012, Proceedings - International Conference on Pattern Recognition. p. 1189-1192 4 p. 6460350

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, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. p. 5253-5256 4 p. 6289105

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, 13th Annual Conference of the International Speech Communication Association 2012, INTERSPEECH 2012. Vol. 3. p. 2163-2166 4 p.

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

2 Citations (Scopus)
2011

CENSREC-4: An evaluation framework for distant-talking speech recognition in reverberant environments

Fukumori, T., Nishiura, T., Nakayama, M., Denda, Y., Kitaoka, N., Yamada, T., Yamamoto, K., Tsuge, S., Fujimoto, M., Takiguchi, T., Miyajima, C., Tamura, S., Ogawa, T., Matsuda, S., Kuroiwa, S., Takeda, K. & Nakamura, S., 2011, In : Acoustical Science and Technology. 32, 5, p. 201-210 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Development and evaluation of Japanese Lombard speech corpus

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

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

1 Citation (Scopus)

Spatial filter calibration based on minimization of modified LSD

Tanaka, N., Ogawa, T. & Kobayashi, T., 2011, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 1761-1764 4 p.

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

Speaker clustering based on utterance-oriented Dirichlet process mixture model

Tawara, N., Watanabe, S., Ogawa, T. & Kobayashi, T., 2011, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 2905-2908 4 p.

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

6 Citations (Scopus)

Speaker recognition using multiple kernel learning based on conditional entropy minimization

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

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

4 Citations (Scopus)

Speaker verification robust to talking style variation using multiple kernel learning based on conditional entropy minimization

Ogawa, T., Hino, H., Murata, N. & Kobayashi, T., 2011, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 2741-2744 4 p.

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

1 Citation (Scopus)
2010

Development of zonal beam former and its application to robot audition

Tanaka, N., Ogawa, T., Akagiri, K. & Kobayashi, T., 2010, European Signal Processing Conference. p. 1529-1533 5 p.

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

2 Citations (Scopus)
3 Citations (Scopus)
2009

CENSREC-1-C: An evaluation framework for voice activity detection under noisy environments

Kitaoka, N., Yamada, T., Tsuge, S., Miyajima, C., Yamamoto, K., Nishiura, T., Nakayama, M., Denda, Y., Fujimoto, M., Takiguchi, T., Tamura, S., Matsuda, S., Ogawa, T., Kuroiwa, S., Takeda, K. & Nakamura, S., 2009, In : Acoustical Science and Technology. 30, 5, p. 363-371 9 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Direction-of-arrival estimation under noisy condition using four-line omni-directional microphones mounted on a robot head

Ogawa, T., Hosoya, K., Akagiri, K. & Kobayashi, T., 2009, European Signal Processing Conference. p. 879-883 5 p.

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

4 Citations (Scopus)

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

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

5 Citations (Scopus)
2008

CENSREC-4: Development of evaluation framework for distant-talking speech recognition under reverberant environments

Nakayama, M., Nishiura, T., Denda, Y., Kitaoka, N., Yamamoto, K., Yamada, T., Tsuge, S., Miyajima, C., Fujimoto, M., Takiguchi, T., Tamura, S., Ogawa, T., Matsuda, S., Kuroiwa, S., Takeda, K. & Nakamura, S., 2008, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 968-971 4 p.

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

24 Citations (Scopus)

Class distance weighted locality preserving projection for automatic age estimation

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

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

6 Citations (Scopus)
3 Citations (Scopus)

Ears of the robot: Noise reduction using four-line ultra-micro omni-directional microphones mounted on a robot head

Ogawa, T., Takeuchi, H., Takada, S., Akagiri, K. & Kobayashi, T., 2008, European Signal Processing Conference.

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

1 Citation (Scopus)

Speech enhancement using square microphone array for mobile devices

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

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, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Vol. 4. 4218310

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

1 Citation (Scopus)
3 Citations (Scopus)