Kazunori Kobayashi

According to our database, Kazunori Kobayashi authored at least 34 papers between 2007 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

A Seat Headrest Loudspeaker System with Personalized Sound Zone Capabilities.

Masahiro Fukui, Kazunori Kobayashi, Noriyoshi Kamado

Proceedings of the IEEE International Conference on Consumer Electronics, 2024

2021

Ambisonic Signal Processing DNNs Guaranteeing Rotation, Scale and Time Translation Equivariance.

Ryotaro Sato, Kenta Niwa, Kazunori Kobayashi

IEEE ACM Trans. Audio Speech Lang. Process., 2021

Impedance Matching in High-Power Resonant-Tunneling-Diode Terahertz Oscillators Integrated with Rectangular-Cavity Resonator.

Feifan Han, Kazunori Kobayashi, Safumi Suzuki, Hiroki Tanaka, Hidenari Fujikata, Masahiro Asada

IEICE Trans. Electron., 2021

2018

DNN-Based Source Enhancement to Increase Objective Sound Quality Assessment Score.

Yuma Koizumi, Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Yoichi Haneda

IEEE ACM Trans. Audio Speech Lang. Process., 2018

End-to-End Sound Source Enhancement Using Deep Neural Network in the Modified Discrete Cosine Transform Domain.

Yuma Koizumi, Noboru Harada, Yoichi Haneda, Yusuke Hioka, Kazunori Kobayashi

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Distant Noise Reduction Based on Multi-delay Noise Model Using Distributed Microphone Array.

Yuma Koizumi, Shoichiro Saito, Suehiro Shimauchi, Kazunori Kobayashi, Noboru Harada

Proceedings of the 26th European Signal Processing Conference, 2018

2017

Informative Acoustic Feature Selection to Maximize Mutual Information for Collecting Target Sources.

Yuma Koizumi, Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Hitoshi Ohmuro

IEEE ACM Trans. Audio Speech Lang. Process., 2017

Integration of Spatial Cue-Based Noise Reduction and Speech Model-Based Source Restoration for Real Time Speech Enhancement.

Tomoko Kawase, Kenta Niwa, Masakiyo Fujimoto, Kazunori Kobayashi, Shoko Araki, Tomohiro Nakatani

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017

Noise suppressing microphone array for highly noisy environments using power spectrum density estimation in beamspace.

Shoichiro Saito, Kazunori Kobayashi, Tomoko Kawase, Hitoshi Ohmuro

Proceedings of the IEEE International Conference on Consumer Electronics, 2017

Supervised source enhancement composed of nonnegative auto-encoders and complementarity subtraction.

Kenta Niwa, Yuma Koizumi, Tomoko Kawase, Kazunori Kobayashi, Yusuke Hioka

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

DNN-based source enhancement self-optimized by reinforcement learning using sound quality measurements.

Yuma Koizumi, Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Yoichi Haneda

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

2016

Optimal Microphone Array Observation for Clear Recording of Distant Sound Sources.

Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi

IEEE ACM Trans. Audio Speech Lang. Process., 2016

PSD estimation in beamspace using property of M-matrix.

Kenta Niwa, Tomoko Kawase, Kazunori Kobayashi, Yusuke Hioka

Proceedings of the IEEE International Workshop on Acoustic Signal Enhancement, 2016

Application of neural network to source PSD estimation for wiener filter based array sound source enhancement.

Tomoko Kawase, Kenta Niwa, Kazunori Kobayashi, Yusuke Hioka

Proceedings of the IEEE International Workshop on Acoustic Signal Enhancement, 2016

Binaural sound generation corresponding to omnidirectional video view using angular region-wise source enhancement.

Kenta Niwa, Yuma Koizumi, Kazunori Kobayashi, Hisashi Uematsu

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Pinpoint extraction of distant sound source based on DNN mapping from multiple beamforming outputs to prior SNR.

Kenta Niwa, Yuma Koizumi, Tomoko Kawase, Kazunori Kobayashi, Yusuke Hioka

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Integrated approach of feature extraction and sound source enhancement based on maximization of mutual information.

Yuma Koizumi, Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Hitoshi Ohmuro

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Real-time integration of statistical model-based speech enhancement with unsupervised noise PSD estimation using microphone array.

Tomoko Kawase, Kenta Niwa, Masakiyo Fujimoto, Noriyoshi Kamado, Kazunori Kobayashi, Shoko Araki, Tomohiro Nakatani

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

2015

Low-complexity dereverberation for hands-free audio conferencing unit.

Masahiro Fukui, Kazunori Kobayashi, Suehiro Shimauchi, Yusuke Hioka, Hitoshi Ohmuro

IEEE Trans. Consumer Electron., 2015

Informative acoustic feature selection on microphone array wiener filtering for collecting target source on sports ground.

Yuma Koizumi, Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Hitoshi Ohmuro

Proceedings of the 2015 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2015

Wiener filter design by estimating sensitivities between distributed asynchronous microphones and sound sources.

Tatsuya Kako, Kenta Niwa, Kazunori Kobayashi, Hitoshi Ohmuro

Proceedings of the 2015 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2015

Hands-free audio conferencing unit with low-complexity dereverberation.

Masahiro Fukui, Kazunori Kobayashi, Suehiro Shimauchi, Yusuke Hioka, Hitoshi Ohmuro

Proceedings of the IEEE International Conference on Consumer Electronics, 2015

Microphone array for increasing mutual information between sound sources and observation signals.

Kenta Niwa, Tatsuya Kako, Kazunori Kobayashi

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2014

Acoustic echo canceller software for voip hands-free application on smartphone and tablet devices.

Masahiro Fukui, Suehiro Shimauchi, Kazunori Kobayashi, Yusuke Hioka, Hitoshi Ohmuro

IEEE Trans. Consumer Electron., 2014

Post-filter design for speech enhancement in various noisy environments.

Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi

Proceedings of the 14th International Workshop on Acoustic Signal Enhancement, 2014

2013

Underdetermined Sound Source Separation Using Power Spectrum Density Estimated by Combination of Directivity Gain.

Yusuke Hioka, Ken'ichi Furuya, Kazunori Kobayashi, Kenta Niwa, Yoichi Haneda

IEEE Trans. Speech Audio Process., 2013

Wave intensity estimation over broad wavelengths based on diffused sensing.

Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi

Proceedings of the Seventh International Conference on Sensing Technology, 2013

Evaluation of microphone array based on diffused sensing with various filter design methods.

Kenta Niwa, Yusuke Hioka, Kazunori Kobayashi, Ken'ichi Furuya, Yoichi Haneda

Proceedings of the 21st European Signal Processing Conference, 2013

2012

Angular region-wise speech enhancement for hands-free speakerphone.

Yusuke Hioka, Ken'ichi Furuya, Kazunori Kobayashi, Sumitaka Sakauchi, Yoichi Haneda

IEEE Trans. Consumer Electron., 2012

Development of High Speed Clock Module and its Application to Array Model.

Kazumasa Kawasaki, Takashi Miyaguchi, Hiroshi Saito, Tomoyuki Kato, Kohroh Kobayashi, Hisayuki Nakagawa, Kazunori Kobayashi

Int. J. Autom. Technol., 2012

2008

A Hands-Free Unit with Noise Reduction by Using Adaptive Beamformer.

Kazunori Kobayashi, Yoichi Haneda, Ken'ichi Furuya, Akitoshi Kataoka

IEEE Trans. Consumer Electron., 2008

A display-mounted high-quality stereo microphone array for high-definition videophone system.

Yusuke Hioka, Manabu Okamoto, Kazunori Kobayashi, Yoichi Haneda, Akitoshi Kataoka

IEEE Trans. Consumer Electron., 2008

Enhancement of Sound Sources Located within a Particular Area Using a Pair of Small Microphone Arrays.

Yusuke Hioka, Kazunori Kobayashi, Ken'ichi Furuya, Akitoshi Kataoka

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008

2007

An Approach to Solve Local Minimum Problem in Sound Source and Microphone Localization.

Kazunori Kobayashi, Ken'ichi Furuya, Youichi Haneda, Akitoshi Kataoka

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007