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ORCIDRyu Takeda
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2020 – today
- 2020
[c39]Ryu Takeda, Kazunori Komatani:
Frame-Wise Online Unsupervised Adaptation of DNN-HMM Acoustic Model from Perspective of Robust Adaptive Filtering. INTERSPEECH 2020: 1291-1295
2010 – 2019
- 2018
- [c38]Ryu Takeda, Yoshiki Kudo, Kazuki Takashima, Yoshifumi Kitamura, Kazunori Komatani:
Unsupervised Adaptation of Neural Networks for Discriminative Sound Source Localization with Eliminative Constraint. ICASSP 2018: 3514-3518 - [c37]Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani:
Multi-timescale Feature-extraction Architecture of Deep Neural Networks for Acoustic Model Training from Raw Speech Signal. IROS 2018: 2503-2510 - [c36]Ryu Takeda, Kazunori Komatani, Alexander I. Rudnicky:
Word Segmentation From Phoneme Sequences Based On Pitman-Yor Semi-Markov Model Exploiting Subword Information. SLT 2018: 763-770 - 2017
- [j5]Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani:
Acoustic model training based on node-wise weight boundary model for fast and small-footprint deep neural networks. Comput. Speech Lang. 46: 461-480 (2017) - [j4]Ryu Takeda, Kazunori Komatani:
Noise-Robust MUSIC-Based Sound Source Localization Using Steering Vector Transformation for Small Humanoids. J. Robotics Mechatronics 29(1): 26-36 (2017) - [j3]Ikkyu Aihara, Ryu Takeda, Takeshi Mizumoto, Takuma Otsuka, Hiroshi G. Okuno
:
Size Effect on Call Properties of Japanese Tree Frogs Revealed by Audio-Processing Technique. J. Robotics Mechatronics 29(1): 247-254 (2017) - [c35]Ryu Takeda, Kazunori Komatani:
Unsupervised adaptation of deep neural networks for sound source localization using entropy minimization. ICASSP 2017: 2217-2221 - [c34]Ryu Takeda, Kazunori Komatani:
Unsupervised Segmentation of Phoneme Sequences based on Pitman-Yor Semi-Markov Model using Phoneme Length Context. IJCNLP(1) 2017: 243-252 - [c33]Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani:
Node Pruning Based on Entropy of Weights and Node Activity for Small-Footprint Acoustic Model Based on Deep Neural Networks. INTERSPEECH 2017: 1636-1640 - [c32]Kohei Ono, Ryu Takeda, Eric Nichols, Mikio Nakano, Kazunori Komatani:
Lexical Acquisition through Implicit Confirmations over Multiple Dialogues. SIGDIAL Conference 2017: 50-59 - 2016
- [c31]Ryu Takeda, Kazunori Komatani:
Bayesian Language Model based on Mixture of Segmental Contexts for Spontaneous Utterances with Unexpected Words. COLING 2016: 161-170 - [c30]Ryu Takeda, Kazunori Komatani:
Sound source localization based on deep neural networks with directional activate function exploiting phase information. ICASSP 2016: 405-409 - [c29]Ryu Takeda, Kazunori Komatani:
Discriminative multiple sound source localization based on deep neural networks using independent location model. SLT 2016: 603-609 - 2015
- [c28]Ryu Takeda, Kazunori Komatani, Kazuhiro Nakadai:
Acoustic model training based on node-wise weight boundary model increasing speed of discrete neural networks. ASRU 2015: 52-58 - [c27]Ryu Takeda, Kazunori Komatani:
Performance comparison of MUSIC-based sound localization methods on small humanoid under low SNR conditions. Humanoids 2015: 859-865 - 2014
- [c26]Ryu Takeda, Naoyuki Kanda, Nobuo Nukaga:
Boundary contraction training for acoustic models based on discrete deep neural networks. INTERSPEECH 2014: 1063-1067 - 2013
- [j2]Masahito Togami, Yohei Kawaguchi, Ryu Takeda, Yasunari Obuchi, Nobuo Nukaga:
Optimized Speech Dereverberation From Probabilistic Perspective for Time Varying Acoustic Transfer Function. IEEE Trans. Speech Audio Process. 21(7): 1369-1380 (2013) - [c25]Naoyuki Kanda, Ryu Takeda, Yasunari Obuchi:
Elastic spectral distortion for low resource speech recognition with deep neural networks. ASRU 2013: 309-314 - [c24]Naoyuki Kanda, Ryu Takeda, Yasunari Obuchi:
Noise robust speaker verification with delta cepstrum normalization. INTERSPEECH 2013: 3112-3116 - 2012
- [j1]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Efficient Blind Dereverberation and Echo Cancellation Based on Independent Component Analysis for Actual Acoustic Signals. Neural Comput. 24(1): 234-272 (2012) - [c23]Yasunari Obuchi, Ryu Takeda, Naoyuki Kanda:
Voice activity detection based on augmented statistical noise suppression. APSIPA 2012: 1-4 - [c22]Masahito Togami, Yohei Kawaguchi, Ryu Takeda, Yasunari Obuchi, Nobuo Nukaga:
Multichannel speech dereverberation and separation with optimized combination of linear and non-linear filtering. ICASSP 2012: 4057-4060 - [c21]Naoyuki Kanda, Ryu Takeda, Yasunari Obuchi:
Using rhythmic features for Japanese spoken term detection. SLT 2012: 170-175 - 2011
- [c20]Yasunari Obuchi, Ryu Takeda, Masahito Togami:
Bidirectional OM-LSA speech estimator for noise robust speech recognition. ASRU 2011: 173-178 - [c19]Takeshi Mizumoto, Kazuhiro Nakadai, Takami Yoshida, Ryu Takeda, Takuma Otsuka, Toru Takahashi, Hiroshi G. Okuno:
Design and implementation of selectable sound separation on the Texai telepresence system using HARK. ICRA 2011: 2130-2137 - 2010
- [c18]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Upper-limit evaluation of robot audition based on ICA-BSS in multi-source, barge-in and highly reverberant conditions. ICRA 2010: 4366-4371 - [c17]Kyoko Matsuyama, Kazunori Komatani, Ryu Takeda, Toru Takahashi, Tetsuya Ogata, Hiroshi G. Okuno:
Analyzing user utterances in barge-in-able spoken dialogue system for improving identification accuracy. INTERSPEECH 2010: 3050-3053 - [c16]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Speedup and performance improvement of ICA-based robot audition by parallel and resampling-based block-wise processing. IROS 2010: 1949-1956
2000 – 2009
- 2009
- [c15]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Automatic estimation of reverberation time with robot speech to improve ICA-based robot audition. Humanoids 2009: 250-255 - [c14]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
ICA-based efficient blind dereverberation and echo cancellation method for barge-in-able robot audition. ICASSP 2009: 3677-3680 - [c13]Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Step-size parameter adaptation of multi-channel semi-blind ICA with piecewise linear model for barge-in-able robot audition. IROS 2009: 2277-2282 - 2008
- [c12]Kazumasa Murata, Kazumasa Nakadai, Ryu Takeda, Hiroshi G. Okuno, Toyotaka Torii, Yuji Hasegawa, Hiroshi Tsujino:
A beat-tracking robot for human-robot interaction and its evaluation. Humanoids 2008: 79-84 - [c11]Takeshi Mizumoto, Ryu Takeda, Kazuyoshi Yoshii, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
A robot listens to music and counts its beats aloud by separating music from counting voice. IROS 2008: 1538-1543 - [c10]Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Barge-in-able robot audition based on ICA and missing feature theory under semi-blind situation. IROS 2008: 1718-1723 - [c9]Kazumasa Murata, Kazuhiro Nakadai, Kazuyoshi Yoshii, Ryu Takeda, Toyotaka Torii, Hiroshi G. Okuno, Yuji Hasegawa, Hiroshi Tsujino:
A robot uses its own microphone to synchronize its steps to musical beats while scatting and singing. IROS 2008: 2459-2464 - [c8]Kazumasa Murata, Kazuhiro Nakadai, Kazuyoshi Yoshii, Ryu Takeda, Toyotaka Torii, Hiroshi G. Okuno, Yuji Hasegawa, Hiroshi Tsujino:
A Robot Singer with Music Recognition Based on Real-Time Beat Tracking. ISMIR 2008: 199-204 - 2007
- [c7]Ryu Takeda, Shun'ichi Yamamoto, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Evaluation of Two Simultaneous Continuous Speech Recognition with ICA BSS and MFT-Based ASR. IEA/AIE 2007: 384-394 - [c6]Ryu Takeda, Kazuhiro Nakadai, Kazuhiro Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Exploiting known sound source signals to improve ICA-based robot audition in speech separation and recognition. IROS 2007: 1757-1762 - 2006
- [c5]Shun'ichi Yamamoto, Kazuhiro Nakadai, Mikio Nakano, Hiroshi Tsujino, Jean-Marc Valin, Ryu Takeda, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Genetic Algorithm-Based Improvement of Robot Hearing Capabilities in Separating and Recognizing Simultaneous Speech Signals. IEA/AIE 2006: 207-217 - [c4]Ryu Takeda, Shun'ichi Yamamoto, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Improving speech recognition of two simultaneous speech signals by integrating ICA BSS and automatic missing feature mask generation. INTERSPEECH 2006 - [c3]Shun'ichi Yamamoto, Ryu Takeda, Kazuhiro Nakadai, Mikio Nakano, Hiroshi Tsujino, Jean-Marc Valin, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Leak energy based missing feature mask generation for ICA and GSS and its evaluation with simultaneous speech recognition. SAPA@INTERSPEECH 2006: 42-47 - [c2]Ryu Takeda, Shun'ichi Yamamoto, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Missing-Feature based Speech Recognition for Two Simultaneous Speech Signals Separated by ICA with a pair of Humanoid Ears. IROS 2006: 878-885 - [c1]Shun'ichi Yamamoto, Ryu Takeda, Kazuhiro Nakadai, Mikio Nakano, Hiroshi Tsujino, Jean-Marc Valin, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno:
Recognition of Simultaneous Speech by Estimating Reliability of Separated Signals for Robot Audition. PRICAI 2006: 484-494
Coauthor Index
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