Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
VLD, CAS, SIP, MSS |
2024-07-18 09:55 |
Aomori |
(Primary: On-site, Secondary: Online) |
Fast Processing Methods for Generalized Gaussian Functions Hirokazu Kamei, Soichiro Honda, Kohei Hayashi, Norishige Fukushima (NITech) |
[more] |
|
VLD, CAS, SIP, MSS |
2024-07-18 10:20 |
Aomori |
(Primary: On-site, Secondary: Online) |
Image Quality Assessment for Detail Enhancement by Synthetic Image Normalization Soichiro Honda, HiroKazu Kamei, Kohei Hayashi, Norishige Fukushima (NITech) |
[more] |
|
BioX, SIP, IE, ITE-IST, ITE-ME [detail] |
2023-05-18 14:45 |
Mie |
Sansui Hall, Mie University (Primary: On-site, Secondary: Online) |
Kohei Hayashi (NITech), Yoshihiro Maeda (TUS), Norishige Fukushima (NITech) SIP2023-4 BioX2023-4 IE2023-4 |
A wavelet transform is a widely used type of frequency conversion that analyzes changes in frequency and space-time info... [more] |
SIP2023-4 BioX2023-4 IE2023-4 pp.10-15 |
IN, NS, CS, NV (Joint) |
2021-09-09 13:30 |
Online |
Online |
{Architecture for Configurable Real-time Device Identification in Campus Core Networks Kohei Hayashi (Osaka City Univ.), Kota Tuchie, Nobuyuki Nakamura, Taketsugu Yao (OKI), Shingo Ata (Osaka City Univ.) IN2021-14 |
In recent years, data traffic of IoT devices is increasing rapidly. In order to achieve a secure management of large-sca... [more] |
IN2021-14 pp.13-18 |
HPB (2nd) |
2019-02-15 15:55 |
Tokyo |
|
Surface EMG analysis of forearm for context estimation of car drivers Kohei Hayashi, Hiroki Saito (Meiji Univ.) |
[more] |
|
IBISML |
2016-11-17 14:00 |
Kyoto |
Kyoto Univ. |
Tensor Decomposition with Smoothness Masaaki Imaizumi (UT), Kohei Hayashi (AIST) IBISML2016-94 |
(To be available after the conference date) [more] |
IBISML2016-94 pp.345-352 |
CCS |
2016-11-05 11:15 |
Kyoto |
Kyoto Sangyo Univ. (Musubiwaza Bldg.) |
Optimization of Device-to-Device Communication by Coherent Ising Machine Kohei Hayashi (TUS), Hiroyuki Yasuda (UTokyo), Thong Huynh, Kaori Kuroda (TUS), Kazuyuki Aihara (UTokyo), Mikio Hasegawa (TUS) CCS2016-44 |
The Coherent Ising Machine is the Ising model using a network of lasers with binary oscillation conditions. By mapping t... [more] |
CCS2016-44 pp.67-70 |
IBISML |
2015-11-27 14:00 |
Ibaraki |
Epochal Tsukuba |
[Poster Presentation]
Bayesian Masking for Sparse Feature Selection Yohei Kondo (Kyoto Univ.), Kohei Hayashi (NII), Shin-ichi Maeda (Kyoto Univ.) IBISML2015-88 |
In linear regression, we can reduce the weights of irrelevant features by L2 or L1 regularization. However, such a regul... [more] |
IBISML2015-88 pp.265-272 |
NLP |
2015-05-18 14:30 |
Aomori |
Yu-sa Asamushi |
Virtualization of LTE Core Networks and Optimization of its Performance Kohei Hayashi, Hiroyuki Yasuda (Tokyo Univ. of Science), Yozo Shoji (NICT), Mikio Hasegawa (Tokyo Univ. of Science) NLP2015-29 |
Growing popularity of smartphones and tablet computers is making increase of signaling and processing load on mobile cor... [more] |
NLP2015-29 pp.13-16 |
SIP, EA, SP |
2015-03-03 10:45 |
Okinawa |
|
[Poster Presentation]
Multi-stage danger sound detection based on power envelope and spectal ratio Asako Okamoto, Kohei Hayashida, Masato Nakayama, Takanobu Nishiura (Ritsumeikan Univ.) EA2014-122 SIP2014-163 SP2014-185 |
Danger sound detection methods with environmental sounds have been proposed for monitoring the safety of the elder peopl... [more] |
EA2014-122 SIP2014-163 SP2014-185 pp.279-284 |
SP |
2014-02-28 10:00 |
Tokushima |
The University of Tokushima |
A proposal of close/distant talker discrimination based on kurtosis of linear prediction residual signals Kohei Hayashida, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.), Toshiharu Horiuchi, Tsuneo Kato (KDDI R&D Labs.) SP2013-107 |
Desired/undesired speech discrimination is as important as speech/non-speech discrimination to achieve useful applicatio... [more] |
SP2013-107 pp.1-6 |
SIP, RCS |
2013-02-01 09:50 |
Hiroshima |
Viewport-Kure-Hotel (Kure) |
Study of optimum spatial resolution at each frequency band based on variances of phase differences for real-time sound source localization Kohei Hayashida, Masato Nakayama, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) SIP2012-100 RCS2012-257 |
Conventional near-field sound source localization methods with microphone-array calculate spatial spectrum in each scann... [more] |
SIP2012-100 RCS2012-257 pp.115-120 |
HCS |
2013-01-24 12:25 |
Kochi |
Kochi City Culture-Plaza CUL-PORT |
A study of essential factors of organizational management in a state of emergency
-- From the experience of Plus Corporation in the Great East Japan Earthquake -- Takeshi Sato, Shutaro Takeuchi, Kyoko Hayashi, Kohei Hayashi, Yuko Hamaya (Globis University) HCS2012-54 |
(To be available after the conference date) [more] |
HCS2012-54 pp.1-6 |
IBISML |
2012-11-07 15:30 |
Tokyo |
Bunkyo School Building, Tokyo Campus, Tsukuba Univ. |
Weighted Likelihood Policy Search Tsuyoshi Ueno (JST), Kohei Hayashi (UT), Takashi Washio, Yoshinobu Kawahara (OU) IBISML2012-57 |
[more] |
IBISML2012-57 pp.165-170 |
IBISML |
2012-11-08 15:00 |
Tokyo |
Bunkyo School Building, Tokyo Campus, Tsukuba Univ. |
Optimization of Feature Allocation on Parallel Stochastic Gradient Descent for Sparse Data Kohei Hayashi (Univ. of Tokyo), Ryohei Fujimaki (NEC Labs America) IBISML2012-77 |
(To be available after the conference date) [more] |
IBISML2012-77 pp.303-310 |
EA, SP, SIP |
2012-05-24 16:00 |
Osaka |
Osaka Univ. Nakanoshima Center |
An evaluation of the real-time sound source localization based on the multi-resolution scanning in spatial and frequency domains Kohei Hayashida, Masato Nakayama, Masanori Morise, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2012-16 SIP2012-16 SP2012-16 |
For realizing useful speech interface, pre-processing such as speech enhancement and sound source localization must be f... [more] |
EA2012-16 SIP2012-16 SP2012-16 pp.91-96 |
EA, SP, SIP |
2012-05-25 15:00 |
Osaka |
Osaka Univ. Nakanoshima Center |
A study of unusual sound detection based on multi stage environmental sound discrimination with multi-reverbrent-condition model Junpei Ogawa, Kohei Hayashida, Masato Nakayama, Masanori Morise, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2012-29 SIP2012-29 SP2012-29 |
In recent years, the method for utilizing environmental sounds has been increasingly used for family to monitor the life... [more] |
EA2012-29 SIP2012-29 SP2012-29 pp.167-172 |
EA, SP, SIP |
2012-05-25 16:25 |
Osaka |
Osaka Univ. Nakanoshima Center |
A study of sound source localization in reverberant environments with blind impulse response estimation Yasuhiro Kuratani, Kohei Hayashida, Masato Nakayama, Masanori Morise, Takanobu Nishiura, Yoichi Yamashita (Ritsumeikan Univ.) EA2012-32 SIP2012-32 SP2012-32 |
The multiple channel 2D-CSP method estimates sound source positions with a microphone-array. In this method, the estimat... [more] |
EA2012-32 SIP2012-32 SP2012-32 pp.185-190 |
IBISML |
2011-11-09 15:45 |
Nara |
Nara Womens Univ. |
An Extension of Probabilistic PCA for Correlated Samples Kohei Hayashi (NAIST), Masanori Kawakita (Kyushu Univ), Kazushi Ikeda (NAIST) IBISML2011-50 |
Principal component analysis (PCA) is one of dimensional reduction methods and has widely been used for feature extracti... [more] |
IBISML2011-50 pp.57-60 |
IBISML |
2011-11-09 15:45 |
Nara |
Nara Womens Univ. |
A kernel-based approach for matrix and tensor completion Kohei Hayashi, Takashi Takenouchi (NAIST), Ryota Tomioka, Hisashi Kashima (Univ. Tokyo) IBISML2011-53 |
We study a new kernel-based framework for matrix and tensor completion problems. Our model provides a consistent way to ... [more] |
IBISML2011-53 pp.71-77 |