• 243 Citations
  • 7 h-Index
20022020

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

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

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)

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

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)

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)

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)

A method for solving the permutation problem of frequency-domain BSS using reference signal

Isa, T., Sekiya, T., Ogawa, T. & Kobayashi, T., 2006 Dec 1, In : European Signal Processing Conference.

Research output: Contribution to journalConference article

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., 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)
1 Citation (Scopus)

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

1 Citation (Scopus)
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)

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)

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

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 Sep 21, In : Acoustical Science and Technology. 30, 5, p. 363-371 9 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

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 Sep 12, In : Acoustical Science and Technology. 32, 5, p. 201-210 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

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, In : Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 968-971 4 p.

Research output: Contribution to journalConference article

24 Citations (Scopus)

CHARM-Deep: Continuous Human Activity Recognition Model Based on Deep Neural Network Using IMU Sensors of Smartwatch

Ashry, S., Ogawa, T. & Gomaa, W., 2020 Aug 1, In : IEEE Sensors Journal. 20, 15, p. 8757-8770 14 p., 9056848.

Research output: Contribution to journalArticle

1 Citation (Scopus)

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)

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

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)

Development of zonal beam former and its application to robot audition

Tanaka, N., Ogawa, T., Akagiri, K. & Kobayashi, T., 2010 Dec 1, In : European Signal Processing Conference. p. 1529-1533 5 p.

Research output: Contribution to journalConference article

3 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 Dec 1, In : European Signal Processing Conference. p. 879-883 5 p.

Research output: Contribution to journalConference article

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 Dec 1, In : European Signal Processing Conference.

Research output: Contribution to journalConference article

1 Citation (Scopus)
3 Citations (Scopus)
3 Citations (Scopus)

Effect of frequency weighting on MLP-based speaker canonicalization

Kubota, Y., Omachi, M., Ogawa, T., Kobayashi, T. & Nitta, T., 2014 Jan 1, In : Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 2987-2991 5 p.

Research output: Contribution to journalConference article

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)
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)

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

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)

Generalization of state-observation-dependency in Partly Hidden Markov Models

Ogawa, T. & Kobayashi, T., 2002 Jan 1, p. 2673-2676. 4 p.

Research output: Contribution to conferencePaper

3 Citations (Scopus)
2 Citations (Scopus)
2 Citations (Scopus)
4 Citations (Scopus)

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

Hino, H. & Ogawa, T., 2013 Jan 1, p. 562-566. 5 p.

Research output: Contribution to conferencePaper

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)

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

2 Citations (Scopus)

Optimizing the structure of partly-hidden Markov models using weighted likelihood-ratio maximization criterion

Ogawa, T. & Kobayashi, T., 2005 Dec 1, p. 3353-3356. 4 p.

Research output: Contribution to conferencePaper

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

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)

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)

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)

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)

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