Voice quality manipulation for humanoid robots consistent with their head movements. - Takuma Otsuka; Kazuhiro Nakadai; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (Humanoids, 2009)

Incremental polyphonic audio to score alignment using beat tracking for singer robots. - Takuma Otsuka; Toru Takahashi 001; Hiroshi G. Okuno; Kazunori Komatani; Tetsuya Ogata; Kazumasa Murata; Kazuhiro Nakadai (IROS, 2009)

Design and Implementation of Two-level Synchronization for Interactive Music Robot. - Takuma Otsuka; Kazuhiro Nakadai; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (AAAI, 2010)

Music-Ensemble Robot That Is Capable of Playing the Theremin While Listening to the Accompanied Music. - Takuma Otsuka; Takeshi Mizumoto; Kazuhiro Nakadai; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (IEA/AIE (1), 2010)

Robot musical accompaniment: integrating audio and visual cues for real-time synchronization with a human flutist. - Angelica Lim; Takeshi Mizumoto; Louis-Kenzo Cahier; Takuma Otsuka; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (IROS, 2010)

Human-robot ensemble between robot thereminist and human percussionist using coupled oscillator model. - Takeshi Mizumoto; Takuma Otsuka; Kazuhiro Nakadai; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (IROS, 2010)

Voice-awareness control for a humanoid robot consistent with its body posture and movements. - Takuma Otsuka; Kazuhiro Nakadai; Toru Takahashi 001; Kazunori Komatani; Tetsuya Ogata; Hiroshi G. Okuno (Paladyn J. Behav. Robotics, 2010)

Design and implementation of selectable sound separation on the Texai telepresence system using HARK. - Takeshi Mizumoto; Kazuhiro Nakadai; Takami Yoshida; Ryu Takeda; Takuma Otsuka; Toru Takahashi 001; Hiroshi G. Okuno (ICRA, 2011)

Bayesian Extension of MUSIC for Sound Source Localization and Tracking. - Takuma Otsuka; Kazuhiro Nakadai; Tetsuya Ogata; Hiroshi G. Okuno (INTERSPEECH, 2011)

Particle-filter based audio-visual beat-tracking for music robot ensemble with human guitarist. - Tatsuhiko Itohara; Takuma Otsuka; Takeshi Mizumoto; Tetsuya Ogata; Hiroshi G. Okuno (IROS, 2011)

Incremental Bayesian Audio-to-Score Alignment with Flexible Harmonic Structure Models. - Takuma Otsuka; Kazuhiro Nakadai; Tetsuya Ogata; Hiroshi G. Okuno (ISMIR, 2011)

Real-Time Audio-to-Score Alignment Using Particle Filter for Coplayer Music Robots. - Takuma Otsuka; Kazuhiro Nakadai; Toru Takahashi 001; Tetsuya Ogata; Hiroshi G. Okuno (EURASIP J. Adv. Signal Process., 2011)

Bayesian Unification of Sound Source Localization and Separation with Permutation Resolution. - Takuma Otsuka; Katsuhiko Ishiguro; Hiroshi Sawada; Hiroshi G. Okuno (AAAI, 2012)

Unified auditory functions based on Bayesian topic model. - Takuma Otsuka; Katsuhiko Ishiguro; Hiroshi Sawada; Hiroshi G. Okuno (IROS, 2012)

Bayesian Nonnegative Harmonic-Temporal Factorization and Its Application to Multipitch Analysis. - Daichi Sakaue; Takuma Otsuka; Katsutoshi Itoyama; Hiroshi G. Okuno (ISMIR, 2012)

Infinite Sparse Factor Analysis for Blind Source Separation in Reverberant Environments. - Kohei Nagira; Takuma Otsuka; Hiroshi G. Okuno (SSPR/SPR, 2012)

A multimodal tempo and beat-tracking system based on audiovisual information from live guitar performances. - Tatsuhiko Itohara; Takuma Otsuka; Takeshi Mizumoto; Angelica Lim; Tetsuya Ogata; Hiroshi G. Okuno (EURASIP J. Audio Speech Music. Process., 2012)

Initialization-robust Bayesian multipitch analyzer based on psychoacoustical and musical criteria. - Daichi Sakaue; Takuma Otsuka; Katsutoshi Itoyama; Hiroshi G. Okuno (ICASSP, 2013)

Noise correlation matrix estimation for improving sound source localization by multirotor UAV. - Koutarou Furukawa; Keita Okutani; Kohei Nagira; Takuma Otsuka; Katsutoshi Itoyama; Kazuhiro Nakadai; Hiroshi G. Okuno (IROS, 2013)

Solving Google's Continuous Audio CAPTCHA with HMM-Based Automatic Speech Recognition. - Shotaro Sano; Takuma Otsuka; Hiroshi G. Okuno (IWSEC, 2013)

Nonparametric Bayesian sparse factor analysis for frequency domain blind source separation without permutation ambiguity. - Kohei Nagira; Takuma Otsuka; Hiroshi G. Okuno (EURASIP J. Audio Speech Music. Process., 2013)

Visualization of auditory awareness based on sound source positions estimated by depth sensor and microphone array. - Takahiro Iyama; Osamu Sugiyama; Takuma Otsuka; Katsutoshi Itoyama; Hiroshi G. Okuno (IROS, 2014)

Bayesian Nonparametrics for Microphone Array Processing. - Takuma Otsuka; Katsuhiko Ishiguro; Hiroshi Sawada; Hiroshi G. Okuno (IEEE ACM Trans. Audio Speech Lang. Process., 2014)

Multichannel sound source dereverberation and separation for arbitrary number of sources based on Bayesian nonparametrics. - Takuma Otsuka; Katsuhiko Ishiguro; Takuya Yoshioka; Hiroshi Sawada; Hiroshi G. Okuno (IEEE ACM Trans. Audio Speech Lang. Process., 2014)

Bayesian Microphone Array Processing. - Takuma Otsuka (2014)

Recognition of In-Field Frog Chorusing Using Bayesian Nonparametric Microphone Array Processing. - Yoshiaki Bando; Takuma Otsuka; Ikkyu Aihara; Hiromitsu Awano; Katsutoshi Itoyama; Kazuyoshi Yoshii; Hiroshi Gitchang Okuno (AAAI Workshop: Computational Sustainability, 2015)

Challenges in deploying a microphone array to localize and separate sound sources in real auditory scenes. - Yoshiaki Bando; Takuma Otsuka; Katsutoshi Itoyama; Kazuyoshi Yoshii; Yoko Sasaki; Satoshi Kagami; Hiroshi G. Okuno (ICASSP, 2015)

Posture estimation of hose-shaped robot by using active microphone array. - Yoshiaki Bando; Takuma Otsuka; Takeshi Mizumoto; Katsutoshi Itoyama; Masashi Konyo; Satoshi Tadokoro; Kazuhiro Nakadai; Hiroshi G. Okuno (Adv. Robotics, 2015)

HMM-based Attacks on Google's ReCAPTCHA with Continuous Visual and Audio Symbols. - Shotaro Sano; Takuma Otsuka; Katsutoshi Itoyama; Hiroshi G. Okuno (J. Inf. Process., 2015)

Multi-output Polynomial Networks and Factorization Machines. - Mathieu Blondel; Vlad Niculae; Takuma Otsuka; Naonori Ueda (NIPS, 2017)

Size Effect on Call Properties of Japanese Tree Frogs Revealed by Audio-Processing Technique. - Ikkyu Aihara; Ryu Takeda; Takeshi Mizumoto; Takuma Otsuka; Hiroshi G. Okuno (J. Robotics Mechatronics, 2017)

Swarm of Sound-to-Light Conversion Devices to Monitor Acoustic Communication Among Small Nocturnal Animals. - Takeshi Mizumoto; Ikkyu Aihara; Takuma Otsuka; Hiromitsu Awano; Hiroshi G. Okuno (J. Robotics Mechatronics, 2017)

Finding Appropriate Traffic Regulations via Graph Convolutional Networks. - Tomoharu Iwata; Takuma Otsuka; Hitoshi Shimizu; Hiroshi Sawada; Futoshi Naya; Naonori Ueda (CoRR, 2018)

Incremental Environmental Monitoring for Revealing the Ecology of Endangered Fish. - Yoshinari Shirai; Yasue Kishino; Shin Mizutani; Yutaka Yanagisawa; Takayuki Suyama; Takuma Otsuka; Tadao Kitagawa; Futoshi Naya (IEICE Trans. Commun., 2018)

Bayesian Optimization for Crowd Traffic Control Using Multi-Agent Simulation. - Takuma Otsuka; Hitoshi Shimizu; Tomoharu Iwata; Futoshi Naya; Hiroshi Sawada; Naonori Ueda (ITSC, 2019)

On Transformations in Stochastic Gradient MCMC. - Soma Yokoi; Takuma Otsuka; Issei Sato (CoRR, 2019)

Efficient Transfer Bayesian Optimization with Auxiliary Information. - Tomoharu Iwata; Takuma Otsuka (CoRR, 2019)

Weak approximation of transformed stochastic gradient MCMC. - Soma Yokoi; Takuma Otsuka; Issei Sato (Mach. Learn., 2020)

Er-doped rare earth oxides for optical quantum memory on Si substrate. - Tomohiro Inaba; Xuejun Xu; Yuki Wakabayashi; Takuma Otsuka; Takehiko Tawara; Hiroo Omi; Hideki Yamamoto; Katsuya Oguri; Haruki Sanada (ICTON, 2024)