• 207 引用
  • 7 h指数
20022019
Pureに変更を加えた場合、すぐここに表示されます。

研究成果 2002 2019

  • 207 引用
  • 7 h指数
  • 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 3 11, Proceedings - 2018 International Conference on Sensing, Diagnostics, Prognostics, and Control, SDPC 2018. Wang, D., Zhou, Y., Cabrera, D., Li, C. & Zhang, C. (版). 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).

研究成果: Conference contribution

fault detection
Fault Detection
Fault detection
Acoustics
acoustics
2 引用 (Scopus)

Adversarial autoencoder for reducing nonlinear distortion

Tawara, N., Kobayashi, T., Fujieda, M., Katagiri, K., Yazu, T. & Ogawa, T., 2019 3 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).

研究成果: Conference contribution

Nonlinear distortion
Speech intelligibility
Speech enhancement
Acoustic waves
Processing

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 5 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; 巻数 2019-May).

研究成果: Conference contribution

Speech enhancement
Nonlinear distortion
Noise abatement
Acoustic waves

Visual explanation of neural network based rotation machinery anomaly detection system

Saeki, M., Ogata, J., Murakawa, M. & Ogawa, T., 2019 6, 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).

研究成果: Conference contribution

Machinery
Neural networks
Visualization
Rotating machinery
Wind turbines
2018
1 引用 (Scopus)

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 2 5, Proceedings - 9th Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, APSIPA ASC 2017. Institute of Electrical and Electronics Engineers Inc., 巻 2018-February. p. 1263-1267 5 p.

研究成果: Conference contribution

Recurrent neural networks
Transcription
Neural networks
2 引用 (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 9 10, 2018 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 2018-April. p. 6084-6088 5 p. 8462631

研究成果: Conference contribution

Recurrent neural networks
Statistics

Sequential Fish Catch Forecasting Using Bayesian State Space Models

Kokaki, Y., Tawara, N., Kobayashi, T., Hashimoto, K. & Ogawa, T., 2018 11 26, 2018 24th International Conference on Pattern Recognition, ICPR 2018. Institute of Electrical and Electronics Engineers Inc., 巻 2018-August. p. 776-781 6 p. 8546069

研究成果: Conference contribution

Fish
Fisheries
Hamiltonians
Decision trees
Parameter estimation
7 引用 (Scopus)

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

Tsuchiya, T., Tawara, N., Ogawa, T. & Kobayashi, T., 2018 9 10, 2018 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 2018-April. p. 2381-2385 5 p. 8461648

研究成果: Conference contribution

Feature extraction
Acoustics
Linear regression
Maximum likelihood
Neural networks
1 引用 (Scopus)

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

Hasegawa, T., Ogata, J., Murakawa, M. & Ogawa, T., 2018 8 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).

研究成果: Conference contribution

Vibration Signal
Anomaly Detection
Turbine components
Gaussian Mixture Model
Fault detection
2017
1 引用 (Scopus)

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

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

研究成果: Conference contribution

Condition monitoring
Vibration
Wind turbines
Detectors
Monitoring
1 引用 (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 4 13, 2016 23rd International Conference on Pattern Recognition, ICPR 2016. Institute of Electrical and Electronics Engineers Inc., p. 2222-2227 6 p. 7899966

研究成果: Conference contribution

Uncertainty
2 引用 (Scopus)
Linear Filtering
associative memory
Blind source separation
Blind Source Separation
Associative Memory
10 引用 (Scopus)

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

Algizawy, E., Ogawa, T. & El-Mahdy, A., 2017 7 1, : : ACM Transactions on Knowledge Discovery from Data. 11, 4, 52.

研究成果: Article

Mobile phones
Trajectories
Hidden Markov models
Global positioning system
Gravitation
2016
17 引用 (Scopus)

Uncertainty estimation of DNN classifiers

Mallidi, S. H., Ogawa, T. & Hermansky, H., 2016 2 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

研究成果: Conference contribution

Classifiers
Fusion reactions
Data storage equipment
Deep neural networks
Uncertainty
1 引用 (Scopus)

Video semantic indexing using object detection-derived features

Kikuchi, K., Ueki, K., Ogawa, T. & Kobayashi, T., 2016 11 28, 2016 24th European Signal Processing Conference, EUSIPCO 2016. European Signal Processing Conference, EUSIPCO, 巻 2016-November. p. 1288-1292 5 p. 7760456

研究成果: Conference contribution

Semantics
Object detection
Feature extraction
Neural networks
2015
2 引用 (Scopus)

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

Tawara, N., Ogawa, T. & Kobayashi, T., 2015 8 4, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 2015-August. p. 2041-2045 5 p. 7178329

研究成果: Conference contribution

14 引用 (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, 巻 2015-January. p. 3551-3555 5 p.

研究成果: Conference contribution

Robust Speech Recognition
Speech recognition
Acoustic noise
Confidence Measure
Classifiers
1 引用 (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, 巻 2015-January. p. 16-20 5 p.

研究成果: Conference contribution

Bilinear Map
Filter Banks
Filter banks
Speech Recognition
Speech recognition
1 引用 (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.

研究成果: Conference contribution

pattern recognition
acoustics
abnormalities
estimates
microphones
1 引用 (Scopus)

Separation matrix optimization using associative memory model for blind source separation

Omachi, M., Ogawa, T., Kobayashi, T., Fujieda, M. & Katagiri, K., 2015 12 22, 2015 23rd European Signal Processing Conference, EUSIPCO 2015. Institute of Electrical and Electronics Engineers Inc., p. 1098-1102 5 p. 7362553

研究成果: Conference contribution

Blind source separation
Data storage equipment
Acoustic waves
Signal distortion
Source separation
7 引用 (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 8 4, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 2015-August. p. 5009-5013 5 p. 7178924

研究成果: Conference contribution

Deep neural networks
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.

研究成果: Conference contribution

Multilayer neural networks
Perceptron
Weighting
Multilayer
Normalization
2013
1 引用 (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, IEEE International Workshop on Machine Learning for Signal Processing, MLSP. 6661902

研究成果: Conference contribution

Sampling
Experiments

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

研究成果: Conference contribution

Entropy
Statistics
5 引用 (Scopus)

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.

研究成果: Conference contribution

Performance Monitoring
Monitoring
Processing
Neural Nets
Neural networks
6 引用 (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

研究成果: Conference contribution

Robots
Feature extraction
Cost effectiveness
Imaging systems
Sensors
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

研究成果: Conference contribution

Entropy
Quadratic programming
Learning systems
Experiments
7 引用 (Scopus)

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

研究成果: Conference contribution

Markov processes
Speech processing
Experiments
2 引用 (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. 巻 3. p. 2163-2166 4 p.

研究成果: Conference contribution

2011
2 引用 (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, : : Acoustical Science and Technology. 32, 5, p. 201-210 10 p.

研究成果: Article

talking
speech recognition
reverberation
distributing
digits
1 引用 (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. 巻 2. p. 1366-1373 8 p.

研究成果: Conference contribution

speech recognition
talking
sound pressure
evaluation
acoustics

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.

研究成果: Conference contribution

Calibration
Filter
Telephone lines
Acoustic waves
Microphones
6 引用 (Scopus)

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.

研究成果: Conference contribution

Dirichlet Process
Mixture Model
Process Model
Tuning
Clustering
4 引用 (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

研究成果: Conference contribution

Entropy
Learning algorithms
1 引用 (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.

研究成果: Conference contribution

Speaker Verification
Conditional Entropy
Entropy
kernel
Robust Performance
2010
2 引用 (Scopus)

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.

研究成果: Conference contribution

Audition
Fans
Robots
Noise abatement
Acoustic waves
3 引用 (Scopus)
Microphone Array
Speech Enhancement
Speech enhancement
Microphones
Mobile devices
2009
25 引用 (Scopus)

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

研究成果: Article

evaluation
digits
speech recognition
coding
augmentation

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.

研究成果: Conference contribution

Telephone lines
Direction of arrival
Microphones
Robots
Mobile robots
4 引用 (Scopus)
Speech recognition
Acoustic noise
Continuous speech recognition
Acoustics
Acoustic waves
5 引用 (Scopus)

Robot auditory system using head-mounted square microphone array

Hosoya, K., Ogawa, T. & Kobayashi, T., 2009 12 11, 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2009. p. 2736-2741 6 p. 5354090

研究成果: Conference contribution

Microphones
Robots
Acoustic waves
Noise abatement
End effectors
2008
24 引用 (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, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 968-971 4 p.

研究成果: Conference contribution

Speech recognition
Impulse response
Hand
Databases
Experiments
6 引用 (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

研究成果: Conference contribution

Weights and Measures
Passive Cutaneous Anaphylaxis
Databases
3 引用 (Scopus)
Direction of arrival
Microphones
Pattern recognition
Robots
Audition
1 引用 (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.

研究成果: Conference contribution

Telephone lines
Microphones
Noise abatement
Speech recognition
Mobile robots
4 引用 (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

研究成果: Conference contribution

Speech enhancement
Microphones
microphones
Mobile devices
speech recognition
2007
1 引用 (Scopus)

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. 巻 4. 4218310

研究成果: Conference contribution

adequacy
speech recognition
Speech recognition
Impulse response
simulation
3 引用 (Scopus)
Acoustic intensity
Microphones
Acoustic waves
Robots
Speech intelligibility