Hiroshi G. Okuno

教授(任期付)

  • 4168 Citations
  • 31 h-Index
1974 …2019
If you made any changes in Pure these will be visible here soon.

Research Output 1974 2019

Conference contribution
3 Citations (Scopus)

Noisy speech enhancement based on prior knowledge about spectral envelope and harmonic structure

Yoshioka, T., Nakatani, T. & Okuno, H. G., 2010, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. p. 4270-4273 4 p. 5495681

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Speech enhancement
Poles
11 Citations (Scopus)

Object dynamics prediction and motion generation based on reliable predictability

Nishide, S., Ogata, T., Yokoya, R., Tani, J., Komatani, K. & Okuno, H. G., 2008, Proceedings - IEEE International Conference on Robotics and Automation. p. 1608-1614 7 p. 4543431

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Function evaluation
Recurrent neural networks
Experiments
Robots
Neural networks
2 Citations (Scopus)

Online error detection of barge-in utterances by using individual users' utterance histories in spoken dialogue system

Komatani, K. & Okuno, H. G., 2010, Proceedings of the SIGDIAL 2010 Conference: 11th Annual Meeting of the Special Interest Group onDiscourse and Dialogue. p. 289-296 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spoken Dialogue Systems
Barges
Error Detection
Error detection
Speech recognition
8 Citations (Scopus)

PARALLEL EXECUTION OF OPS5 IN QLISP.

Okuno, H. G. & Gupta, A., 1988, Unknown Host Publication Title. New York, NY, USA: IEEE, p. 268-273 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Parallel speech corpora of Japanese dialects

Yoshino, K., Hirayama, N., Mori, S., Takahashi, F., Itoyama, K. & Okuno, H. G., 2016 Jan 1, Proceedings of the 10th International Conference on Language Resources and Evaluation, LREC 2016. European Language Resources Association (ELRA), p. 4652-4657 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

dialect
spoken language
language
Japanese Dialects
Common Language
2 Citations (Scopus)

Parameter estimation of virtual musical instrument synthesizers

Itoyama, K. & Okuno, H. G., 2014, Proceedings - 40th International Computer Music Conference, ICMC 2014 and 11th Sound and Music Computing Conference, SMC 2014 - Music Technology Meets Philosophy: From Digital Echos to Virtual Ethos. National and Kapodistrian University of Athens, p. 1426-1431 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Musical instruments
Parameter estimation
Acoustics
Acoustic waves
Acoustic noise
10 Citations (Scopus)

Particle-filter based audio-visual beat-tracking for music robot ensemble with human guitarist

Itohara, T., Otsuka, T., Mizumoto, T., Ogata, T. & Okuno, H. G., 2011, IEEE International Conference on Intelligent Robots and Systems. p. 118-124 7 p. 6048380

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robots
Hough transforms
Optical flows
Pattern matching
Acoustics
5 Citations (Scopus)

Phoneme acquisition model based on vowel imitation using recurrent neural network

Kanda, H., Ogata, T., Takahashi, T., Komatani, K. & Okuno, H. G., 2009 Dec 11, 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2009. p. 5388-5393 6 p. 5354825

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Acoustic waves
2 Citations (Scopus)

Pitch-dependent musical instrument identification and its application to musical sound ontology

Kitahara, T., Goto, M. & Okuno, H. G., 2003, Lecture Notes in Artificial Intelligence (Subseries of Lecture Notes in Computer Science). Chung, P. W. H., Hinde, C. & Ali, M. (eds.). Vol. 2718. p. 112-122 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Musical instruments
Ontology
Acoustic waves
Normal distribution
Human computer interaction
11 Citations (Scopus)

Polyphonic audio-to-score alignment based on Bayesian latent harmonic allocation hidden Markov model

Maezawa, A., Okuno, H. G., Ogata, T. & Goto, M., 2011, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. p. 185-188 4 p. 5946371

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hidden Markov models
Reverberation
Maximum likelihood
12 Citations (Scopus)

Posture estimation of hose-shaped robot using microphone array localization

Bando, Y., Mizumoto, T., Itoyama, K., Nakadai, K. & Okuno, H. G., 2013, IEEE International Conference on Intelligent Robots and Systems. p. 3446-3451 6 p. 6696847

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hose
Microphones
Robots
Loudspeakers
Anechoic chambers
6 Citations (Scopus)

Predicting ASR errors by exploiting barge-in rate of individual users for spoken dialogue systems

Komatani, K., Kawahara, T. & Okuno, H. G., 2008, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 183-186 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Barges
Speech recognition
Experiments
1 Citation (Scopus)

Predicting listener back-channels for human-agent interaction using neuro-dynamical model

Sano, S., Nishide, S., Okuno, H. G. & Ogata, T., 2011, 2011 IEEE/SICE International Symposium on System Integration, SII 2011. p. 18-23 6 p. 6147412

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Dynamical systems
Experiments
7 Citations (Scopus)

Predicting object dynamics from visual images through active sensing experiences

Nishide, S., Ogata, T., Tani, J., Komatani, K. & Okuno, H. G., 2007, Proceedings - IEEE International Conference on Robotics and Automation. p. 2501-2506 6 p. 4209459

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robots
Neural networks
Recurrent neural networks
Experiments
7 Citations (Scopus)

Prediction and imitation of other's motions by reusing own forward-inverse model in robots

Ogata, T., Yokoya, R., Tani, J., Komatani, K. & Okuno, H. G., 2009, Proceedings - IEEE International Conference on Robotics and Automation. p. 4144-4149 6 p. 5152363

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robots
Recurrent neural networks
Neural networks
Experiments
5 Citations (Scopus)

Privacy enhanced access control by SPKI

Saito, T., Umesawa, K. & Okuno, H. G., 2000, Proceedings - 7th International Conference on Parallel and Distributed Systems: Workshops. Institute of Electrical and Electronics Engineers Inc., p. 301-306 6 p. 884605

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Access control
Electronic commerce
Servers
Internet
5 Citations (Scopus)

Privacy-enhanced access control by SPKI and its application to Web server

Saito, T., Umesawa, K. & Okuno, H. G., 2000, Proceedings of the Workshop on Enabling Technologies: Infrastructure for Collaborative Enterprises, WETICE. IEEE Computer Society, Vol. 2000-January. p. 201-206 6 p. 883729

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Access control
Servers
Authentication
3 Citations (Scopus)

Privacy-enhanced SPKI access control on PKIX and its application to Web server

Saito, T., Umesawa, K., Kito, T. & Okuno, H. G., 2003, Proceedings - International Conference on Advanced Information Networking and Applications, AINA. Institute of Electrical and Electronics Engineers Inc., Vol. 2003-January. p. 696-703 8 p. 1192970

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Access control
Servers
Authentication
6 Citations (Scopus)

Query-by-conducting: An interface to retrieve classical-music interpretations by real-time tempo input

Maezawa, A., Goto, M. & Okuno, H. G., 2010, Proceedings of the 11th International Society for Music Information Retrieval Conference, ISMIR 2010. p. 477-482 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Switches
Hardware
Classical music
Conducting
Listeners

Query-by-Example music retrieval approach based on musical genre shift by changing instrument volume

Itoyama, K., Goto, M., Komatani, K., Ogata, T. & Okuno, H. G., 2009, Proceedings of the 12th International Conference on Digital Audio Effects, DAFx 2009. p. 205-212 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Information retrieval
Acoustics
Earth (planet)
1 Citation (Scopus)

Ranking help message candidates based on robust grammar verification results and utterance history in spoken dialogue systems

Komatani, K., Ikeda, S., Fukubayashi, Y., Ogata, T. & Okuno, H. G., 2009, Proceedings of the SIGDIAL 2009 Conference: 10th Annual Meeting of the Special Interest Group on Discourse and Dialogue. p. 314-321 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spoken Dialogue Systems
Speech recognition
Grammar
Ranking
Transducers
9 Citations (Scopus)

Realizing audio-visually triggered Eliza-like non-verbal behaviors

Okuno, H. G., Nakadai, K. & Kitano, H., 2002, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Springer Verlag, Vol. 2417. p. 552-562 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 2417).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Motor Control
Social Interaction
Acoustic waves
Real-time
Source Localization
8 Citations (Scopus)

Realizing personality in audio-visually triggered non-verbal behaviors

Okuno, H. G., Nakadai, K. & Kitano, H., 2003, Proceedings - IEEE International Conference on Robotics and Automation. Vol. 1. p. 392-397 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Robots
Acoustic waves
Audition
Testbeds
88 Citations (Scopus)

Real-time auditory and visual multiple-object tracking for humanoids

Nakadai, K., Hidai, K. I., Mizoguchi, H., Okuno, H. G. & Kitano, H., 2001, IJCAI International Joint Conference on Artificial Intelligence. p. 1425-1432 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Acoustic waves
Acoustic noise
Processing
Audition
Face recognition
4 Citations (Scopus)

Real-time auditory and visual talker tracking through integrating EM algorithm and particle filter

Kim, H. D., Komatani, K., Ogata, T. & Okuno, H. G., 2007, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 4570 LNAI. p. 280-290 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4570 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visual Tracking
Particle Filter
EM Algorithm
Acoustic waves
Sound Localization
15 Citations (Scopus)

Real-Time multiple speaker tracking by multi-modal integration for mobile robots

Nakadai, K., Hidai, K. I., Okuno, H. G. & Kitano, H., 2001, EUROSPEECH 2001 - SCANDINAVIA - 7th European Conference on Speech Communication and Technology. International Speech Communication Association, p. 1193-1196 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

robot
Mobile robots
Audition
Processing
Acoustic noise
51 Citations (Scopus)

Real-time robot audition system that recognizes simultaneous speech in the real world

Yamamoto, S., Nakadai, K., Nakano, M., Tsujino, H., Valin, J. M., Komatani, K., Ogata, T. & Okuno, H. G., 2006, IEEE International Conference on Intelligent Robots and Systems. p. 5333-5338 6 p. 4059274

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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

Real-time sound source localization and separation for robot audition

Nakadai, K., Okuno, H. G. & Kitano, H., 2002, 7th International Conference on Spoken Language Processing, ICSLP 2002. International Speech Communication Association, p. 193-196 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

robot
PC
mathematics
demand
performance
30 Citations (Scopus)

Real-time speaker localization and speech separation by audio-visual integration

Nakadai, K., Hidai, K. I., Okuno, H. G. & Kitano, H., 2002, Proceedings - IEEE International Conference on Robotics and Automation. Vol. 1. p. 1043-1049 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Acoustic waves
Processing
Robots
Source separation
Reverberation
31 Citations (Scopus)

Real-time tracking of multiple sound sources by integration of in-room and robot-embedded microphone arrays

Nakadai, K., Nakajima, H., Murase, M., Okuno, H. G., Hasegawa, Y. & Tsujino, H., 2006, IEEE International Conference on Intelligent Robots and Systems. p. 852-859 8 p. 4058468

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Microphones
Acoustic waves
Robots
Beamforming

Recognition and generation of sentences through self-organizing linguistic hierarchy using MTRNN

Hinoshita, W., Arie, H., Tani, J., Ogata, T. & Okuno, H. G., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 3 ed. Vol. 6098 LNAI. p. 42-51 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6098 LNAI, no. PART 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multiple Time Scales
Recurrent neural networks
Recurrent Neural Networks
Self-organizing
Linguistics
2 Citations (Scopus)

Recognition of emotional states in spoken dialogue with a robot

Komatani, K., Ito, R., Kawahara, T. & Okuno, H. G., 2004, Lecture Notes in Artificial Intelligence (Subseries of Lecture Notes in Computer Science). Orchard, B., Yang, C. & Ali, M. (eds.). Vol. 3029. p. 413-423 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Robots
Decision trees
Learning algorithms
Support vector machines
1 Citation (Scopus)

Recognition of in-field frog chorusing using Bayesian nonparametric microphone array processing

Bandog, Y., Otsuka, T., Aihara, I., Awano, H., Itoyama, K., Yoshii, K. & Okuno, H. G., 2015, AAAI Workshop - Technical Report. AI Access Foundation, Vol. WS-15-06. p. 2-6 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Array processing
Microphones
Acoustic waves
Reverberation
Video cameras
3 Citations (Scopus)

Recognition of simultaneous speech by estimating reliability of separated signals for robot audition

Yamamoto, S., Takeda, R., Nakadai, K., Nakano, M., Tsujino, H., Valin, J. M., Komatani, K., Ogata, T. & Okuno, H. G., 2006, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 4099 LNAI. p. 484-494 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4099 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Source separation
Source Separation
Audition
Hearing
Robot
7 Citations (Scopus)

Repeat recognition for environmental sounds

Hattori, Y., Ishihara, K., Komatani, K., Ogata, T. & Okuno, H. G., 2004, Proceedings - IEEE International Workshop on Robot and Human Interactive Communication. p. 83-88 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Acoustic waves
28 Citations (Scopus)

Robot audition: Its rise and perspectives

Okuno, H. G. & Nakadai, K., 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. 5610-5614 5 p. 7179045

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Audition
Robots
Acoustic waves
Source separation
Robotics
11 Citations (Scopus)

Robot audition: Missing feature theory approach and active audition

Okuno, H. G., Nakadai, K. & Kim, H. D., 2011, Springer Tracts in Advanced Robotics. STAR ed. Vol. 70. p. 227-244 18 p. (Springer Tracts in Advanced Robotics; vol. 70, no. STAR).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Audition
Robots
Microphones
Acoustic waves
Pitting
1 Citation (Scopus)

Robot audition from the viewpoint of computational auditory scene analysis

Okuno, H. G., Ogata, T. & Komatani, K., 2008, Proceedings - International Conference on Informatics Education and Research for Knowledge-Circulating Society, ICKS 2008. p. 35-40 6 p. 4460465

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Audition
robot
Robots
Acoustic waves
Source separation

Robot motion control using listener's back-channels and head gesture information

Tasaki, T., Yamaguchi, T., Komatani, K., Ogata, T. & Okuno, H. G., 2004, 8th International Conference on Spoken Language Processing, ICSLP 2004. International Speech Communication Association, p. 1033-1036 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

robot
listener
dialogue
Listeners
Robot
23 Citations (Scopus)

Robot musical accompaniment: Integrating audio and visual cues for real-time synchronization with a human flutist

Lim, A., Mizumoto, T., Cahier, L. K., Otsuka, T., Takahashi, T., Komatani, K., Ogata, T. & Okuno, H. G., 2010, IEEE/RSJ 2010 International Conference on Intelligent Robots and Systems, IROS 2010 - Conference Proceedings. p. 1964-1969 6 p. 5650427

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Synchronization
Robots
Computer systems
Acoustics
Experiments
31 Citations (Scopus)

Robot recognizes three simultaneous speech by active audition

Nakadai, K., Okuno, H. G. & Kitano, H., 2003, Proceedings - IEEE International Conference on Robotics and Automation. Vol. 1. p. 398-405 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Audition
Acoustic waves
Robots
Speech recognition
Acoustics

Robot with two ears listens to more than two simultaneous utterances by exploiting harmonic structures

Hirasawa, Y., Takahashi, T., Ogata, T. & Okuno, H. G., 2011, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 1 ed. Vol. 6703 LNAI. p. 348-358 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6703 LNAI, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Harmonic
Robot
Acoustic waves
Robots
Speech recognition
1 Citation (Scopus)

Robust decomposition of inverse filter of channel and prediction error filter of speech signal for dereverberation

Yoshioka, T., Hikichi, T., Miyoshi, M. & Okuno, H. G., 2006, European Signal Processing Conference.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Decomposition

Robust localization and tracking of multiple speakers in real environments for binaural robot audition

Kim, U. H. & Okuno, H. G., 2013, International Workshop on Image Analysis for Multimedia Interactive Services. 6616137

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Audition
Robots
Clustering algorithms
Correlation methods
Acoustic waves
33 Citations (Scopus)

Robust tracking of multiple sound sources by spatial integration of room and robot microphone arrays

Nakadai, K., Nakajima, H., Murase, M., Kaijiri, S., Yamada, K., Nakamura, T., Hasegawa, Y., Okuno, H. G. & Tsujino, H., 2006, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. Vol. 4. 1661122

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Microphones
microphones
robots
rooms
Acoustic waves
5 Citations (Scopus)

SalienceGraph: Visualizing salience dynamics of written discourse by using reference probability and PLSA

Shiramatsu, S., Komatani, K., Ogata, T. & Okuno, H. G., 2008, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 5351 LNAI. p. 890-902 13 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5351 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Graphical user interfaces
Decision making
Semantics
Trajectories
Term
6 Citations (Scopus)

Segmenting acoustic signal with articulatory movement using recurrent neural network for phoneme acquisition

Kanda, H., Ogata, T., Komatani, K. & Okuno, H. G., 2008, 2008 IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS. p. 1712-1717 6 p. 4651060

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Acoustics
Acoustic waves
2 Citations (Scopus)

Self-organization of object features representing motion using Multiple Timescales Recurrent Neural Network

Nishide, S., Tani, J., Okuno, H. G. & Ogata, T., 2012, Proceedings of the International Joint Conference on Neural Networks. 6252714

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Feature extraction
Cameras
Robots
Neural networks
5 Citations (Scopus)

Separating three simultaneous speeches with two microphones by integrating auditory and visual processing

Okuno, H. G., Nakadai, K., Lourens, T. & Kitano, H., 2001, EUROSPEECH 2001 - SCANDINAVIA - 7th European Conference on Speech Communication and Technology. International Speech Communication Association, p. 2643-2646 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Microphones
Acoustic waves
Source separation
Processing
Fast Fourier transforms
10 Citations (Scopus)

Simultaneous processing of sound source separation and musical instrument identification using Bayesian spectral modeling

Itoyama, K., Goto, M., Komatani, K., Ogata, T. & Okuno, H. G., 2011, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. p. 3816-3819 4 p. 5947183

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Musical instruments
Source separation
Acoustic waves
Processing
Identification (control systems)