Hiroshi G. Okuno

教授(任期付)

  • 4121 Citations
  • 31 h-Index
1974 …2019
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Research Output 1974 2019

Article
12 Citations (Scopus)

A computational model of monkey cortical grating cells

Lourens, T., Barakova, E., Okuno, H. G. & Tsujino, H., 2005 Jan, In : Biological Cybernetics. 92, 1, p. 61-70 10 p.

Research output: Contribution to journalArticle

Haplorhini
Textures
Tile
Gastrin-Secreting Cells
Experiments
6 Citations (Scopus)

Acoustic monitoring of the great reed warbler using multiple microphone arrays and robot audition

Matsubayashi, S., Suzuki, R., Saito, F., Murate, T., Masuda, T., Yamamoto, K., Kojima, R., Nakadai, K. & Okuno, H. G., 2017 Feb 1, In : Journal of Robotics and Mechatronics. 29, 1, p. 224-235 12 p.

Research output: Contribution to journalArticle

Audition
Microphones
Acoustics
Robots
Monitoring

Adaptive and real-time planning architecture in IDSP system

Hoshide, T., Nose, M., Tsuchida, H. & Okuno, H. G., 1997, In : NTT R and D. 46, 11, p. 1257-1263 7 p.

Research output: Contribution to journalArticle

Planning
Automatic teller machines
Intelligent systems
Multimedia services
Multi agent systems
Planning
Communication
4 Citations (Scopus)

A game-theoretic model of referential coherence and its empirical verification using large Japanese and English corpora

Shiramatsu, S., Komatani, K., Hasida, K., Ogata, T. & Okuno, H. G., 2008 Oct, In : ACM Transactions on Speech and Language Processing. 5, 3, p. 1-27 27 p., 1410360.

Research output: Contribution to journalArticle

Game
Communication
Universality
Model
Verify
6 Citations (Scopus)

A list processing language TAO with multiple programming paradigms

Takeuchi, I., Okuno, H. G. & Ohsato, N., 1986 Dec, In : New Generation Computing. 4, 4, p. 401-444 44 p.

Research output: Contribution to journalArticle

List processing languages
Message passing
Programming
Paradigm
Logic programming
54 Citations (Scopus)
information retrieval
music
Information retrieval
Acoustic waves
acoustics
18 Citations (Scopus)

A multi-expert model for dialogue and behavior control of conversational robots and agents

Nakano, M., Hasegawa, Y., Funakoshi, K., Takeuchi, J., Torii, T., Nakadai, K., Kanda, N., Komatani, K., Okuno, H. G. & Tsujino, H., 2011 Mar, In : Knowledge-Based Systems. 24, 2, p. 248-256 9 p.

Research output: Contribution to journalArticle

Robots
Robot
Switching models
Module
Charge
3 Citations (Scopus)

A multimodal tempo and beat-tracking system based on audiovisual information from live guitar performances

Itohara, T., Otsuka, T., Mizumoto, T., Lim, A., Ogata, T. & Okuno, H. G., 2012, In : Eurasip Journal on Audio, Speech, and Music Processing. 2012, 1, 6.

Research output: Contribution to journalArticle

Pattern matching
synchronism
Hough transforms
Optical flows
Trajectories
4 Citations (Scopus)

A musical robot that synchronizes with a coplayer using non-verbal cues

Lim, A., Mizumoto, T., Ogata, T. & Okuno, H. G., 2012, In : Advanced Robotics. 26, 3-4, p. 363-381 19 p.

Research output: Contribution to journalArticle

Robots
Visual communication
Synchronization
Agglomeration
Communication
100 Citations (Scopus)

An efficient hybrid music recommender system using an incrementally trainable probabilistic generative model

Yoshii, K., Goto, M., Komatani, K., Ogata, T. & Okuno, H. G., 2008 Feb, In : IEEE Transactions on Audio, Speech and Language Processing. 16, 2, p. 435-447 13 p., 4432655.

Research output: Contribution to journalArticle

music
Recommender systems
ratings
electronic commerce
audio signals

A privacy-enhanced access control

Saito, T., Umesawa, K. & Okuno, H. G., 2006 May, In : Systems and Computers in Japan. 37, 5, p. 77-86 10 p.

Research output: Contribution to journalArticle

Access Control
Access control
Privacy
Servers
Certificate
22 Citations (Scopus)

A real-time super-resolution robot audition system that improves the robustness of simultaneous speech recognition

Nakamura, K., Nakadai, K. & Okuno, H. G., 2013 Aug 1, In : Advanced Robotics. 27, 12, p. 933-945 13 p.

Research output: Contribution to journalArticle

Audition
Speech recognition
Acoustic waves
Robots
Source separation
14 Citations (Scopus)
Mirrors
Robots
Neurons
Experiments
Temperature
3 Citations (Scopus)

A spatiotemporal analysis of acoustic interactions between great reed warblers (Acrocephalus arundinaceus) using microphone arrays and robot audition software HARK

Suzuki, R., Matsubayashi, S., Saito, F., Murate, T., Masuda, T., Yamamoto, K., Kojima, R., Nakadai, K. & Okuno, H. G., 2018 Jan 1, In : Ecology and Evolution. 8, 1, p. 812-825 14 p.

Research output: Contribution to journalArticle

spatiotemporal analysis
robots
song
animal communication
acoustics
1 Citation (Scopus)

Assessment of MUSIC-based noise-robust sound source localization with active frequency range filtering

Hoshiba, K., Nakadai, K., Kumon, M. & Okuno, H. G., 2018 Jun 1, In : Journal of Robotics and Mechatronics. 30, 3, p. 426-435 10 p.

Research output: Contribution to journalArticle

Acoustic noise
Acoustic waves
Processing
Disasters
Microphones
129 Citations (Scopus)

Audio-visual speech recognition using deep learning

Noda, K., Yamaguchi, Y., Nakadai, K., Okuno, H. G. & Ogata, T., 2015 Jun 1, In : Applied Intelligence. 42, 4, p. 722-737 16 p.

Research output: Contribution to journalArticle

Hidden Markov models
Speech recognition
Labels
Signal to noise ratio
Neural networks
5 Citations (Scopus)

Automated violin fingering transcription through analysis of an audio recording

Maezawa, A., Itoyama, K., Komatani, K., Ogata, T. & Okuno, H. G., 2012 Sep, In : Computer Music Journal. 36, 3, p. 57-72 16 p.

Research output: Contribution to journalArticle

Audio recordings
Transcription
Hidden Markov models
Ergonomics
Cost functions

Automatic allocation of training data for speech understanding based on multiple model combinations

Komatani, K., Nakano, M., Katsumaru, M., Funakoshi, K., Ogata, T. & Okuno, H. G., 2012 Sep, In : IEICE Transactions on Information and Systems. E95-D, 9, p. 2298-2307 10 p.

Research output: Contribution to journalArticle

Speech recognition
Statistical methods

Automatic grader of MT outputs in colloquial style by using multiple edit distances

Akiba, Y., Imamura, K., Sumita, E., Nakaiwa, H., Yamamoto, S. & Okuno, H. G., 2005, In : Transactions of the Japanese Society for Artificial Intelligence. 20, 3, p. 139-148 10 p.

Research output: Contribution to journalArticle

Decision trees
6 Citations (Scopus)

Automatic Speech Recognition for Mixed Dialect Utterances by Mixing Dialect Language Models

Hirayama, N., Yoshino, K., Itoyama, K., Mori, S. & Okuno, H. G., 2015 Feb 1, In : IEEE/ACM Transactions on Speech and Language Processing. 23, 2, p. 373-382 10 p., 7001195.

Research output: Contribution to journalArticle

Automatic Speech Recognition
Language Model
speech recognition
Speech recognition
dialect
3 Citations (Scopus)

Bayesian audio-to-score alignment based on joint inference of Timbre, Volume, Tempo, and note onset timings

Maezawa, A. & Okuno, H. G., 2015 Mar 27, In : Computer Music Journal. 39, 1, p. 74-87 14 p.

Research output: Contribution to journalArticle

Dynamical systems
Musical instruments
Reverberation
Inference
Onset
31 Citations (Scopus)

Bayesian nonparametrics for microphone array processing

Otsuka, T., Ishiguro, K., Sawada, H. & Okuno, H. G., 2014, In : IEEE Transactions on Audio, Speech and Language Processing. 22, 2, p. 493-504 12 p.

Research output: Contribution to journalArticle

Array processing
Microphones
microphones
Acoustic waves
acoustics
8 Citations (Scopus)

Beat Tracking for Interactive Dancing Robots

Oliveira, J. L., Ince, G., Nakamura, K., Nakadai, K., Okuno, H. G., Gouyon, F. & Reis, L. P., 2015 Dec 1, In : International Journal of Humanoid Robotics. 12, 4, 1550023.

Research output: Contribution to journalArticle

Robots
Audition
Speech recognition
Acoustics
Recovery
4 Citations (Scopus)

Belief network based disambiguation of object reference in spoken dialogue system

Yamakata, Y., Kawahara, T., Okuno, H. G. & Minoh, M., 2004, In : Transactions of the Japanese Society for Artificial Intelligence. 19, 1, p. 47-56 10 p.

Research output: Contribution to journalArticle

Bayesian networks
Robots
Coffee
Image recognition
Experiments
4 Citations (Scopus)

Binaural active audition for humanoid robots to localise speech over entire azimuth range

Kim, H. D., Komatani, K., Ogata, T. & Okuno, H. G., 2009 Sep, In : Applied Bionics and Biomechanics. 6, 3-4, p. 355-367 13 p.

Research output: Contribution to journalArticle

Audition
Hearing
Acoustic waves
Robots
Sound Localization
85 Citations (Scopus)

Blind separation and dereverberation of speech mixtures by joint optimization

Yoshioka, T., Nakatani, T., Miyoshi, M. & Okuno, H. G., 2011, In : IEEE Transactions on Audio, Speech and Language Processing. 19, 1, p. 69-84 16 p., 5428853.

Research output: Contribution to journalArticle

Blind source separation
Reverberation
optimization
reverberation
matrices
1 Citation (Scopus)

Call alternation between specific pairs of male frogs revealed by a sound-imaging method in their natural habitat

Aihara, I., Mizumoto, T., Awano, H. & Okuno, H. G., 2016, In : Unknown Journal. 08-12-September-2016, p. 2597-2601 5 p.

Research output: Contribution to journalArticle

frogs
habitats
Statistical tests
Alternation
alternations
2 Citations (Scopus)

Classification of known and unknown environmental sounds based on self-organized space using a recurrent neural network

Zhang, Y., Ogata, T., Nishide, S., Takahashi, T. & Okuno, H. G., 2011, In : Advanced Robotics. 25, 17, p. 2127-2141 15 p.

Research output: Contribution to journalArticle

Recurrent neural networks
Acoustic waves
Robots
Hardware
2 Citations (Scopus)

Cocktail-party effect with Computational Auditory Scene Analysis - Preliminary report

Okuno, H. G., Nakatani, T. & Kawabata, T., 1995, In : Advances in Human Factors/Ergonomics. 20, B, p. 503-508 6 p.

Research output: Contribution to journalArticle

Acoustic waves
segregation
communications
conversation
Acoustic noise
2 Citations (Scopus)

Common acoustical pole estimation from multi-channel musical audio signals

Yoshioka, T., Hikichi, T., Miyoshi, M. & Okuno, H. G., 2006 Jan, In : IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. E89-A, 1, p. 241-248 8 p.

Research output: Contribution to journalArticle

Pole
Poles
Envelope
Fine Structure
Equalizers
14 Citations (Scopus)

Complex and transitive synchronization in a frustrated system of calling frogs

Aihara, I., Takeda, R., Mizumoto, T., Otsuka, T., Takahashi, T., Okuno, H. G. & Aihara, K., 2011 Mar 21, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 83, 3, 031913.

Research output: Contribution to journalArticle

frogs
synchronism
Synchronization
Time Series Analysis
Coupled Oscillators
137 Citations (Scopus)

Design and implementation of robot audition system 'HARK' - Open source software for listening to three simultaneous speakers

Nakadai, K., Takahashi, T., Okuno, H. G., Nakajima, H., Hasegawa, Y. & Tsujino, H., 2010 Apr 14, In : Advanced Robotics. 24, 5-6, p. 739-761 23 p.

Research output: Contribution to journalArticle

Audition
Acoustic waves
Robots
Source separation
Speech recognition
23 Citations (Scopus)

Design of UAV-embedded microphone array system for sound source localization in outdoor environments

Hoshiba, K., Washizaki, K., Wakabayashi, M., Ishiki, T., Kumon, M., Bando, Y., Gabriel, D., Nakadai, K. & Okuno, H. G., 2017 Nov 3, In : Sensors (Switzerland). 17, 11, 2535.

Research output: Contribution to journalArticle

Sound Localization
pilotless aircraft
Microphones
Unmanned aerial vehicles (UAV)
microphones
9 Citations (Scopus)

Development, deployment and applications of robot audition open source software HARK

Nakadai, K., Okuno, H. G. & Mizumoto, T., 2017 Feb 1, In : Journal of Robotics and Mechatronics. 29, 1, p. 16-25 10 p.

Research output: Contribution to journalArticle

Audition
Robots
Acoustic waves
Source separation
Microphones
1 Citation (Scopus)

Development of a robotic pet using sound source localization with the HARK robot audition system

Suzuki, R., Takahashi, T. & Okuno, H. G., 2017 Feb 1, In : Journal of Robotics and Mechatronics. 29, 1, p. 146-153 8 p.

Research output: Contribution to journalArticle

Audition
Robotics
Acoustic waves
Robots
Human robot interaction
41 Citations (Scopus)
audio signals
drums
spectrograms
templates
retarding
5 Citations (Scopus)

Dynamic communication of humanoid robot with multiple people based on interaction distance

Tasaki, T., Matsumoto, S., Ohba, H., Yamamoto, S., Toda, M., Komatani, K., Ogata, T. & Okuno, H. G., 2005, In : Transactions of the Japanese Society for Artificial Intelligence. 20, 3, p. 209-219 11 p.

Research output: Contribution to journalArticle

Robots
Communication
Human robot interaction
Demonstrations

Effects of increasing modalities in recognizing three simultaneous speeches

Okuno, H. G., Nakadai, K. & Kitano, H., 2004 Sep, In : Speech Communication. 43, 4 SPEC. ISS., p. 347-359 13 p.

Research output: Contribution to journalArticle

Microphones
Modality
Independent Component Analysis
Head
Filter
7 Citations (Scopus)

Efficient blind dereverberation and echo cancellation based on independent component analysis for actual acoustic signals

Takeda, R., Nakadai, K., Takahashi, T., Komatani, K., Ogata, T. & Okuno, H. G., 2012, In : Neural Computation. 24, 1, p. 234-272 39 p.

Research output: Contribution to journalArticle

Acoustics
Costs and Cost Analysis
Fourier Analysis
Hand
Observation
23 Citations (Scopus)

Emergence of hierarchical structure mirroring linguistic composition in a recurrent neural network

Hinoshita, W., Arie, H., Tani, J., Okuno, H. G. & Ogata, T., 2011 May, In : Neural Networks. 24, 4, p. 311-320 10 p.

Research output: Contribution to journalArticle

Recurrent neural networks
Linguistics
Activation Analysis
Neurons
Chemical analysis
Audition
Robustness (control systems)
Speech recognition
Robotics
Robots
17 Citations (Scopus)

Experience-based imitation using RNNPB

Yokoya, R., Ogata, T., Tani, J., Komatani, K. & Okuno, H. G., 2007 Dec 1, In : Advanced Robotics. 21, 12, p. 1351-1367 17 p.

Research output: Contribution to journalArticle

Recurrent neural networks
Robots
Robot programming

Experience of parallel AI programming with parallel Lisp

Okuno, H. G., 1992, In : Future Generation Computer Systems. 7, 2-3, p. 211-219 9 p.

Research output: Contribution to journalArticle

Artificial intelligence
Knowledge based systems
Decomposition
8 Citations (Scopus)

Harkbird: Exploring acoustic interactions in bird communities using a microphone array

Suzuki, R., Matsubayashi, S., Hedley, R. W., Nakadai, K. & Okuno, H. G., 2017 Feb 1, In : Journal of Robotics and Mechatronics. 29, 1, p. 213-223 11 p.

Research output: Contribution to journalArticle

Birds
Audition
Microphones
Acoustics
Robots
32 Citations (Scopus)

Harmonic sound stream segregation using localization and its application to speech stream segregation

Nakatani, T. & Okuno, H. G., 1999 Apr, In : Speech Communication. 27, 3, p. 209-222 14 p.

Research output: Contribution to journalArticle

Segregation
segregation
Harmonic
Acoustic waves
Fundamental Frequency
3 Citations (Scopus)

HMM-based attacks on Google’s ReCAPTCHA with continuous visual and audio symbols

Sano, S., Otsuka, T., Itoyama, K. & Okuno, H. G., 2015 Nov 15, In : Journal of Information Processing. 23, 6, p. 814-826 13 p.

Research output: Contribution to journalArticle

Hidden Markov models
Audio systems
Learning algorithms
Learning systems
Cracks
11 Citations (Scopus)

Human-robot non-verbal interaction empowered by real-time auditory and visual multiple-talker tracking

Okuno, H. G., Nakadai, K., Hidai, K. I., Mizoguchi, H. & Kitano, H., 2003, In : Advanced Robotics. 17, 2, p. 115-130 16 p.

Research output: Contribution to journalArticle

Acoustic waves
Robots
Speech recognition
Human robot interaction
Speech synthesis
8 Citations (Scopus)

Human tracking system integrating sound and face localization using an expectation-maximization algorithm in real environments

Kim, H. D., Komatani, K., Ogata, T. & Okuno, H. G., 2009, In : Advanced Robotics. 23, 6, p. 629-653 25 p.

Research output: Contribution to journalArticle

Acoustic waves
Microphones
Robots
Information use
Power spectrum
7 Citations (Scopus)

Improved binaural sound localization and tracking for unknown time-varying number of speakers

Kim, U. H. & Okuno, H. G., 2013 Jul, In : Advanced Robotics. 27, 15, p. 1161-1173 13 p.

Research output: Contribution to journalArticle

Acoustic waves
Robots
Correlation methods
Audition
Microphones