Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
CCS, NLP |
2022-06-10 16:45 |
Osaka |
(Primary: On-site, Secondary: Online) |
Motion artifact reduction in EEG recordings using the multivariate temporal response function of acceleration signals with hyperparameter estimation Hiroaki Umehara, Yusuke Yokota (NICT), Masato Okada (UTokyo/NICT), Yasuishi Naruse (NICT) NLP2022-24 CCS2022-24 |
The recent advances of wearable electroencephalography (EEG) systems with dry electrodes provide the realization of brai... [more] |
NLP2022-24 CCS2022-24 pp.123-128 |
NC, MBE (Joint) |
2021-03-05 11:20 |
Online |
Online |
Memory Capacity of Sparse-Coding Hopfield model Implemented on Coherent Ising Machine Ryuta Sasaki, Toru Aonishi (TokyoTech), Kazushi Mimura (Hiroshima City Univ.), Masato Okada (Univ. Tokyo), Yoshihisa Yamamoto (NTT/Stanford Univ.) NC2020-68 |
The coherent Ising machine (CIM) is being developed as one of the Ising computers for solving combinatorial optimization... [more] |
NC2020-68 pp.145-150 |
MBE, NC, NLP, CAS (Joint) [detail] |
2020-10-30 10:50 |
Online |
Online |
statistical mechanical analysis of catastrophic forgetting in continual learning with teacher and student networks Haruka Asanuma, Shiro Takagi, Yoshihiro Nagano, Yuki Yoshida (Tokyo Univ.), Yasuhiko Igarashi (Tsukuba Univ.), Masato Okada (Tokyo Univ.) NC2020-18 |
When single neural networks sequentially learns more than one task, catastrophic forgetting occurs except for the last t... [more] |
NC2020-18 pp.50-55 |
NC, MBE (Joint) |
2020-03-05 16:35 |
Tokyo |
University of Electro Communications (Cancelled but technical report was issued) |
Sparse STC estimation of suppressive elements for neurons in primary visual cortex Reiji Tanaka (Osaka Univ.), Kota Sasaki (Osaka Univ./NICT), Hirotaka Sakamoto, Yoshihiro Nagano (Tokyo Univ.), Yonghao Yue (Aoyama Gakuin Univ.), Masato Okada (Tokyo Univ./RIKEN), Izumi Ohzawa (Osaka Univ./NICT) NC2019-102 |
To improve a functional model for visual neurons, we have been developing a novel technique (sparse STC) where a spike-t... [more] |
NC2019-102 pp.155-159 |
NC, MBE (Joint) |
2019-03-04 15:45 |
Tokyo |
University of Electro Communications |
Variational Bayes algorithm of region base coupled MRF with hidden phase variables Naoki Wada (Tokyo Inst. of Tech.), Masaichiro Mizumaki (JASRI), Yoshiki Seno (Saga prefectural regional industry support center), Masato Okada (The Univ. of Tokyo), Akai Ichiro (Kumamoto Univ.), Toru Aonishi (Tokyo Inst. of Tech.) NC2018-59 |
There are two methods in coupled Markov Random Field(MRF) model for image segmentation: edge-based method and region-bas... [more] |
NC2018-59 pp.87-92 |
NC, MBE (Joint) |
2019-03-05 15:50 |
Tokyo |
University of Electro Communications |
Quantitative evaluation of discriminability between natural texture images by neural populations in visual cortex using L1-logistic regression Rina Kotani (Osaka Univ.), Hiroko Ichikawa (Tokyo University of Science), Yasuhiko Igarashi (JST/Tokyo Univ.), Yoh-ichi Mototake, Masato Okada (Tokyo Univ.), Hiroshi Tamura (Osaka Univ./CiNet) NC2018-71 |
[more] |
NC2018-71 pp.145-150 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Statistical Mechanical Analysis of Single-layer Perceptron with Layer Normalization Shiro Takagi, Yuki Yoshida, Masato Okada (Tokyo Univ.) IBISML2018-54 |
[more] |
IBISML2018-54 pp.75-81 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Comparison between Tsunami Height Prediction Methods Using Ocean-Bottom Pressure Values Kenjiro Kashiwabara (UTokyo), Yasuhiko Igarashi (UTokyo/NIMS/JST), Masashi Yoshikawa (UTokyo), Toshitaka Baba (Tokushima Univ.), Takane Hori (JAMSTEC), Masato Okada (UTokyo/NIMS) IBISML2018-66 |
[more] |
IBISML2018-66 pp.167-174 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Lattice Model Selection of Gaussian Markov Random Field Hirosato Ito, Hirotaka Sakamoto, Shun Katakami, Masato Okada (Univ. Tokyo) IBISML2018-69 |
Recently, many observed images have been obtained in various natural scientific fields. It is very important issue to e... [more] |
IBISML2018-69 pp.191-196 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Estimation of Sparse Basis Representation for Non-periodic data Shun Katakami, Hirotaka Sakamoto, Yasuhiko Igarashi, Masato Okada (Univ. Tokyo) IBISML2018-71 |
In this research, we propose a method to estimate a sparse basis representation for non-periodic data. For periodic data... [more] |
IBISML2018-71 pp.205-212 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Normal mode selection of coherent phonons by Bayesian LARS-OLS Itsushi Sakata, Yoshihiro Nagano (UTokyo), Yasushiko Igarashi (JST), Shin Murata (UTokyo), Kohji Mizoguchi (Osaka Prefecture Univ.), Ichiro Akai (Kumamoto Univ.), Masato Okada (UTokyo) IBISML2018-78 |
Coherent phonon (CP) signals contain normal modes representing the material property and experimental artifacts. It is p... [more] |
IBISML2018-78 pp.255-262 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Hyperparameter distribution estimation for binary images with the exchange Monte Carlo method Koki Obinata, Shun Katakami, Yue Yonghao, Masato Okada (UTokyo) IBISML2018-79 |
We estimate the distribution of hyperparameters corresponding to the coupling constant and noise in- tensity from an Isi... [more] |
IBISML2018-79 pp.263-270 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Comparison of Bayes estimation and variational Bayes estimation in mixed normal distribution model Tomofumi Nakayama, Naoki Fujii (UT), Kenji Nagata (AIST/JST PRESTO), Masato Okada (UT) IBISML2018-82 |
In Gaussian Mixture Model (GMM), Bayesian estimation is one of the estimation methods, but analyti- cal calculation is d... [more] |
IBISML2018-82 pp.287-292 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Bayesian Hamiltonian Selection in X-ray Photoelectron Spectroscopy Yoh-ichi Mototake (univ of Tokyo), Masaichiro Mizumaki (JASRI), Ichiro Akai (Kumamoto Univ), Masato Okada (univ of Tokyo) IBISML2018-89 |
(Advance abstract in Japanese is available) [more] |
IBISML2018-89 pp.337-344 |
IBISML |
2018-11-05 15:10 |
Hokkaido |
Hokkaido Citizens Activites Center (Kaderu 2.7) |
[Poster Presentation]
Sparse modeling of extended X-ray absorption fine structures (EXAFS) through Bayesian LARS-OLS Yasuhiko Igarashi (JST), Kazunori Iwamitsu (Kumamoto U.), Toshihiro Okajima (Kyushu LRC), Ichiro Akai (Kumamoto U.), Masato Okada (Univ. Tokyo) IBISML2018-98 |
(Advance abstract in Japanese is available) [more] |
IBISML2018-98 pp.403-410 |
CCS |
2018-03-27 10:20 |
Tokyo |
Tokyo Univ. of Sci. (Morito Memorial Hall) |
Sequential Bayesian filters with high order Markov chains for time series phase unwrapping Hiroaki Umehara (CiNet), Masato Okada (UTokyo), Yasushi Naruse (CiNet) CCS2017-39 |
[more] |
CCS2017-39 pp.39-44 |
MBE, NC (Joint) |
2018-03-13 10:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Statistical mechanics of coherent Ising machine
-- The case of infinite loading Hopfield model -- Toru Aonishi (Tokyo Tech.), Kazushi Mimura (Hiroshima City Univ.), Masato Okada (Univ. Tokyo), Yoshihisa Yamamoto (ImPACT/ Stanford Univ.) NC2017-69 |
The coherent Ising machine (CIM) has attracted attention as one of the most effective Ising computing architectures for ... [more] |
NC2017-69 pp.9-14 |
MBE, NC (Joint) |
2018-03-13 10:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Statistical mechanics of coherent Ising machine
-- The analysis of Hopfield model with discrete synapses -- Shunki Nakagawa, Toru Aonishi (Tokyo Tech.), Kazushi Mimura (Hiroshima City Univ.), Masato Okada (Univ. Tokyo), Yoshihisa Yamamoto (ImPACT/ Stanford Univ.) NC2017-70 |
The coherent Ising machine (CIM) is being developed as one of the Ising computing architecture for solving large-scale c... [more] |
NC2017-70 pp.15-20 |
MBE, NC (Joint) |
2018-03-13 11:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Statistical mechanics of coherent Ising machine
-- The case of CDMA multiuser detector -- Toru Aonishi (Tokyo Tech.), Kazushi Mimura (Hiroshima City Univ.), Masato Okada (Univ. Tokyo), Yoshihisa Yamamoto (ImPACT/ Stanford Univ.) NC2017-71 |
The coherent Ising machine (CIM) has attracted attention as one of the most effective Ising computing architectures for ... [more] |
NC2017-71 pp.21-26 |
IBISML |
2017-11-09 13:00 |
Tokyo |
Univ. of Tokyo |
[Poster Presentation]
Material search for Li-ion battery electrolytes by exhaustive search with Gaussian Process modeling Tomofumi Nakayama (Univ. Tokyo), Yasuhiko Igarashi, Keitaro Sodeyama (NIMS), Masato Okada (Univ. Tokyo) IBISML2017-43 |
[more] |
IBISML2017-43 pp.63-68 |