Masato Okada

Profile Information

Affiliation: Graduate School of Frontier Sciences, The University of Tokyo

Researcher number: 90233345
ORCID ID: https://orcid.org/0000-0002-9040-8784
J-GLOBAL ID: 201101088222257426
researchmap Member ID: B000005022

External link: http://mns.k.u-tokyo.ac.jp/okada/

東京大学大学院新領域創成科学研究科教授．博士（理学）．三菱電機，大阪大学助手，科学技術振興事業団研究員，理化学研究所BSI副チームリーダーを経て，2004年より現職．物性物理，神経回路モデル，計算論的神経科学，統計的学習理論，画像処理の研究に従事．

Research Interests

Research Areas

Research History

2004 - Present

Graduate School of Frontier Sciences, The University of Tokyo
2001 - 2004

副チームリーダー, 理化学研究所脳数理研究チーム
1996 - 2001

研究員, ERATO川人学習動態脳プロジェクト, 科学技術振興機構
1991 - 1996

School of Engineering Science Direct Affiliates, Osaka University

Papers

469

Bayesian Integration for Hamiltonian Parameters of Crystal Field

Rei Nishimura, Shun Katakami, Kenji Nagata, Masaichiro Mizumaki, Masato Okada

Journal of the Physical Society of Japan, 93(3), Mar 15, 2024
Bayesian active learning with model selection for spectral experiments

Tomohiro Nabika, Kenji Nagata, Masaichiro Mizumaki, Shun Katakami, Masato Okada

Scientific Reports, 14(1), Feb 14, 2024
Tsunami Height Estimation by Gaussian Process Regression Using Maximum Pressure Change and Arrival Time at Seafloor Sensors off the Kii Peninsula, Japan

Yutaro Iwabuchi, Toshitaka Baba, Takane Hori, Masato Okada, Yasuhiko Igarashi

Jan 25, 2024
Unique Band Structure of Pressure Induced Semiconducting State in SmS Characterized by ³³S-Nuclear Magnetic Resonance Measurements

Shogo Yoshida, Hajime Ueda, Tetsuya Mutou, Shun Katakami, Masato Okada, Yuichi Yokoyama, Masaichiro Mizumaki, Naoka Hiraoka, Kentaro Kitagawa, Yoshinori Haga …

Journal of the Physical Society of Japan, 93(1), Jan 15, 2024
Development of a Bayesian inference method for the analysis of X-ray reflectivity data

Atsushi Machida, Takeshi Watanabe, Masaichiro Mizumaki, Kenji Nagata, Masato Okada

Japanese Journal of Applied Physics, 63(1) 017005-017005, Jan 1, 2024
Non-Newtonian ViRheometry via Similarity Analysis

Mitsuki Hamamichi, Kentaro Nagasawa, Masato Okada, Ryohei Seto, Yonghao Yue

ACM Transactions on Graphics, 42(6) 1-16, Dec 5, 2023
Efficient NMR measurement and data analysis supported by the Bayesian inference: The case of the heavy fermion compound YbCo2Zn20

H. Ueda, S. Katakami, M. Okada, S. Yoshida, Y. Nakai, T. Mito, M. Mizumaki

Journal of Magnetic Resonance, 357 107585-107585, Dec, 2023
Fast reconstruction of scanning transmission electron microscopy images using Markov random field model

Taichi Kusumi, Shun Katakami, Ryo Ishikawa, Kazuki Kawahara, Naoya Shibata, Masato Okada

Ultramicroscopy, 253 113811-113811, Nov, 2023
Effective implementation of $$l_{0}$$-regularised compressed sensing with chaotic-amplitude-controlled coherent Ising machines

Mastiyage Don Sudeera Hasaranga Gunathilaka, Satoshi Kako, Yoshitaka Inui, Kazushi Mimura, Masato Okada, Yoshihisa Yamamoto, Toru Aonishi

Scientific Reports, 13(1), Sep 26, 2023
Quantifying physical insights cooperatively with exhaustive search for Bayesian spectroscopy of X-ray photoelectron spectra

Hiroyuki Kumazoe, Kazunori Iwamitsu, Masaki Imamura, Kazutoshi Takahashi, Yoh-ichi Mototake, Masato Okada, Ichiro Akai

Scientific Reports, 13(1), Aug 14, 2023
Sample structure prediction from measured XPS data using Bayesian estimation and SESSA simulator

Hiroshi Shinotsuka, Kenji Nagata, Malinda Siriwardana, Hideki Yoshikawa, Hayaru Shouno, Masato Okada

Journal of Electron Spectroscopy and Related Phenomena, 267 147370-147370, Aug, 2023
Bayesian Approach to T₁ Analysis in NMR Spectroscopy with Applications to Solid State Physics

Hajime Ueda, Shun Katakami, Shogo Yoshida, Takehide Koyama, Yusuke Nakai, Takeshi Mito, Masaichiro Mizumaki, Masato Okada

Journal of the Physical Society of Japan, 92(5), May 15, 2023
Capacity-prediction models for organic anode-active materials of lithium-ion batteries: advances in predictors using small data

Haruka Tobita, Yuki Namiuchi, Takumi Komura, Hiroaki Imai, Koki Obinata, Masato Okada, Yasuhiko Igarashi, Yuya Oaki

Energy Advances, 2(7) 1014-1021, May, 2023
Effect of Coupling Discretization on Coherent-Ising-Machine-Implemented Hopfield Model

Ryuta Sasaki, Shunki Nakagawa, Kazushi Mimura, Masato Okada, Toru Aonishi, Yoshihisa Yamamoto

Journal of the Physical Society of Japan, Apr 15, 2023
Bayesian Inference on Hamiltonian Selections for Mössbauer Spectroscopy

Ryota Moriguchi, Satoshi Tsutsui, Shun Katakami, Kenji Nagata, Masaichiro Mizumaki, Masato Okada

Journal of the Physical Society of Japan, 91(10), Oct 15, 2022
Hyperparameter estimation using resolution matrix for Bayesian sensing

Tatsu Kuwatani, Hideitsu Hino, Kenji Nagata, Takahiro Kawashima, Mitsuhiro Toriumi, Masato Okada

Inverse Problems, Sep 21, 2022
Numerical experiments on tsunami flow depth prediction for clustered areas using regression and machine learning models

Masato Kamiya, Yasuhiko Igarashi, Masato Okada, Toshitaka Baba

Earth, Planets and Space, 74(1), Aug 17, 2022
Bayesian Spectral Deconvolution of X-Ray Absorption Near Edge Structure Discriminating between High- and Low-Energy Domains

Shuhei Kashiwamura, Shun Katakami, Ryo Yamagami, Kazunori Iwamitsu, Hiroyuki Kumazoe, Kenji Nagata, Toshihiro Okajima, Ichiro Akai, Masato Okada

Journal of the Physical Society of Japan, 91(7), Jul 15, 2022
L0 regularization-based compressed sensing with quantum–classical hybrid approach

Toru Aonishi, Kazushi Mimura, Masato Okada, Yoshihisa Yamamoto

Quantum Science and Technology, 7(3) 035013-035013, Jul 1, 2022
Bayesian parameter estimation from dispersion relation observation data with Poisson process

Shun Katakami, Hirotaka Sakamoto, Kenji Nagata, Taka-hisa Arima, Masato Okada

Physical Review E, 105(6), Jun 6, 2022

Misc.

704

Bayesian analysis of absorption spectra for absorption “quantity” rather than absorption “rate”

柏村周平, 片上舜, 岩満一功, 熊添博之, 永田賢二, 岡島敏浩, 赤井一郎, 岡田真人

日本物理学会講演概要集(CD-ROM), 78(1), 2023
Short-range structure analysis of Sb, Bi, and Ag doped magnesium silicide by Bayesian sparse modeling of extended X-ray absorption fine structure II

熊添博之, IESARI Fabio, 五十嵐康彦, 五十嵐康彦, 北浦守, 渡邊真太, 鵜殿治彦, 岩満一功, 岡島敏浩, 岡田真人 …

日本物理学会講演概要集(CD-ROM), 78(1), 2023
Short-range structure analysis of Sb, Bi, and Ag doped magnesium silicide by Bayesian sparse modeling of extended X-ray absorption fine structure

熊添博之, IESARI Fabio, 五十嵐康彦, 五十嵐康彦, 北浦守, 渡邊真太, 鵜殿治彦, 岩満一功, 岡島敏浩, 岡田真人 …

日本物理学会講演概要集(CD-ROM), 77(2), 2022
Replica-exchange Monte Carlo method incorporating auto-tuning algorithm of step widths based on acceptance ratios for effective Bayesian spectroscopy

岩満一功, 山崎大雅, 熊添博之, 相原慎吾, 永田賢二, 岡田真人, 岡田真人, 赤井一郎

日本物理学会講演概要集(CD-ROM), 77(1), 2022
Bayesian Spectral Deconvolution of XANES

柏村周平, 片上舜, 岩満一功, 熊添博之, 永田賢二, 岡島敏浩, 赤井一郎, 岡田真人

日本物理学会講演概要集(CD-ROM), 77(1), 2022
Bayesian spectroscopy of X-ray photoelectron spectra in monolayer and multilayer graphenes with a replica exchange Monte Carlo method: III

熊添博之, 岩満一功, 高橋和敏, 岡田真人, 岡田真人, 赤井一郎

日本物理学会講演概要集(CD-ROM), 77(1), 2022
Extraction of physical information from extended X-ray absorption fine structure(EXAFS) data by sparse modeling

五十嵐康彦, 熊添博之, IESARI Fabio, 岩満一功, 岡島敏浩, 妹尾与志木, 赤井一郎, 岡田真人

応用物理学会春季学術講演会講演予稿集(CD-ROM), 69th, 2022
Sparse modeling of extended X-ray absorption fine structure

赤井一郎, 熊添博之, 五十嵐康彦, IESARI Fabio, 岩満一功, 岡島敏浩, 妹尾与志木, 岡田真人

日本化学会春季年会講演予稿集(Web), 102nd, 2022
XMCD差分スペクトルのベイズ分光 II

山崎大雅, 岩満一功, 熊添博之, 岡田真人, 岡田真人, 水牧仁一朗, 赤井一郎

日本放射光学会年会・放射光科学合同シンポジウム(Web), 35th, 2022
広域X線吸収微細構造のスパースモデリングを用いたイットリウム酸水素化物薄膜の近距離構造解析

熊添博之, 五十嵐康彦, 五十嵐康彦, IESARI Fabio, IESARI Fabio, 清水亮太, 清水亮太, 小松遊矢, 一杉太郎, 松村大樹 …

日本放射光学会年会・放射光科学合同シンポジウム(Web), 35th, 2022
Virtual measurement analysis based on Bayesian spectroscopy for X-ray absorption spectra and a difference spectrum showing X-ray magnetic circular dichroism: II

山崎大雅, 岩満一功, 熊添博之, 岡田真人, 岡田真人, 水牧仁一朗, 赤井一郎

日本物理学会講演概要集(CD-ROM), 76(2), 2021
Ni-L₃,-L₂吸収端におけるX線磁気円二色性を示す人工軟X線吸収スペクトルのベイズ分光

山崎大雅, 岩満一功, 熊添博之, 岡田真人, 岡田真人, 水牧仁一朗, 赤井一郎

九州シンクロトロン光研究センター研究成果報告会実施報告書, 15th, 2021
Extended X-ray absorption fine structure study of an yttrium oxyhydride epitaxial thin film by sparse modeling analysis

熊添博之, 五十嵐康彦, 五十嵐康彦, IESARI Fabio, IESARI Fabio, 清水亮太, 清水亮太, 小松遊矢, 一杉太郎, 松村大樹 …

日本物理学会講演概要集(CD-ROM), 76(2), 2021
Analytical prediction method of phases in the pattern formation via the time-dependent Ginzburg-Landau equation based on a new classification of phases

安崎遼路, 伊藤伸一, 伊藤伸一, 長尾広道, 長尾広道, 水牧仁一朗, 岡田真人, 赤井一郎

応用物理学会春季学術講演会講演予稿集(CD-ROM), 68th, 2021
A Theoretical Study on the Pattern Formation via the Time-Dependent Ginzburg-Landau Equation in the Two-Dimensional Spin System

安崎遼路, 伊藤伸一, 伊藤伸一, 長尾広道, 長尾広道, 水牧仁一朗, 岡田真人, 赤井一郎

日本物理学会講演概要集(CD-ROM), 76(1), 2021
多重散乱効果を取り入れた銅箔の広域X線吸収微細構造に対するスパースモデリング解析

熊添博之, 五十嵐康彦, 五十嵐康彦, IESARI Fabio, 岩満一功, 瀬戸山寛之, 岡島敏浩, 妹尾与志木, 岡田真人, 岡田真人 …

日本放射光学会年会・放射光科学合同シンポジウム(Web), 34th, 2021
Extended X-ray absorption fine structure study of Cu₂O by sparse modeling analysis using multi-scattering formalism

熊添博之, 五十嵐康彦, 五十嵐康彦, IESARI Fabio, 岩満一功, 瀬戸山寛之, 岡島敏浩, 妹尾与志木, 岡田真人, 岡田真人 …

日本物理学会講演概要集(CD-ROM), 76(1), 2021
XYスピンを隠れ変数に用いた領域ベースMRFによる粒塊構造解析

和田直樹, 水牧仁一朗, 妹尾与志木, 木村勇太, 雨澤浩史, 岡田真人, 赤井一郎, 青西亨

日本放射光学会年会・放射光科学合同シンポジウム(Web), 34th, 2021
Virtual measurement analysis based on Bayesian spectroscopy for X-ray absorption spectra and a difference spectrum showing X-ray magnetic circular dichroism

山崎大雅, 岩満一功, 岡田真人, 岡田真人, 水牧仁一朗, 赤井一郎

日本物理学会講演概要集(CD-ROM), 75(1), 2020
Optimization of a replica exchange Monte Carlo method with a criterion of acceptance ratios in Bayesian spectroscopy

西悠大, 岩満一功, 相原慎吾, 永田賢二, 岡田真人, 岡田真人, 赤井一郎

日本物理学会講演概要集(CD-ROM), 75(1), 2020

Research Projects

ディープラーニングのホワイトボックス化に関する研究

科学研究費助成事業, 基盤研究(A), 日本学術振興会, Apr, 2018 - Mar, 2023

岡田真人, 永田賢二, 楽詠コウ, 庄野逸
スパースモデリングの深化とデータ駆動科学の創成における成果取りまとめ

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2018 - Mar, 2019

岡田真人
Innovation of solid optical spectral analysis using Bayesian inference

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2018

Akai Ichiro, OKADA Masato, IWAMITSU Kazunori, NAKAYAMA Masaaki, AIHARA Shingo, HAMAMOTO Mayumi, ARISHIMA Syunshiro, KIRIDOSHI Arisa, YAMASHIRO Tetsuya
Support for the international activities of sparse modeling

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Nov, 2015 - Mar, 2018

Okada Masato, Okada Tomohisa, Fujimoto Koji, Kuwatani Tatsu, Chandarana Hersh, Cloos Martijn A., Chague-goff Chatherine, Sriperumbudur Bharath, Gretton Arthur, Jitkrittum Wittawat, Muandet Krikamol, Akiyama Kazunori, Doeleman Shep
Extraction of latent structure by sparse modeling

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2013 - Mar, 2018

Okada Masato
Support and publicity for initialtive for High-dimensional Data-Driven Science through deepening of sparse modeling

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2013 - Mar, 2018

Okada Masato, Omori Toshiaki, Nagata Kenji, Kuwatani Tatsu
Initiative for High-Dimensional Data-Driven Science through Deepening of Sparse Modeling

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2013 - Mar, 2018
Extraction of Latent Structure from Imaging Data Using Markov Random Field Models

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2017

Okada Masato
Psycological, neural, physiological, and evolutional bases for sense of justice

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2016

Ohira Hideki, TANABE Hiroki, KATAHIRA Kentaro, KAWAGUCHI Jun, KARASAWA Minoru, KAWAI Nobuyuki, MORIGIWA Yasutomo, SUZUKI Shintaro, MATSUNAGA Masahiro, OKADA Masato, KOBAYASHI Satoru
Bayesian theory for spectral deconvolution and its expansion

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2015

OKADA Masato, SASAKI Takehiko, MIZOKAWA Takashi
スパースモデリングによる質感脳情報学へのデータ駆動型アプローチ

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2013 - Mar, 2014

岡田真人
スパースモデリングによる感覚野の発達原理の解明

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2013 - Mar, 2014

岡田真人
顔認知における動的多点計測データ解析の次元選択・圧縮を行うソフトウェアの開発

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2011 - Mar, 2013

岡田真人
Visualization of a picture for information science and computer science

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2008 - Mar, 2013

OKADA Masato, OMORI Toshiaki, TAKAHASHI Shigeo, INOUE Masato
Probabilistic model for non-photorealistic image based on view point and its application to computer graphics

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, 2010 - 2011

OKADA Masato
Using Depth Cues for Enhancing Data Visualization

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2008 - 2011

TAKAHASHI Shigeo, FUJISHIRO Issei, OKADA Masato
隠れ変数を持つ確率モデルへの温度の導入による相転移現象の探究

科学研究費助成事業, 挑戦的萌芽研究, 日本学術振興会, 2008 - 2009

岡田真人
Management Research on "Deepening and Expansion of Statistical Mechanical Informatics"

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Priority Areas, Japan Society for the Promotion of Science, 2006 - 2009

KABASHIMA Yoshiyuki, OKADA Masato, TANAKA Kazuyuki, TANAKA Toshiyuki, ISHII Shin, INOUE Junichi
Estimations of neural networks by fluctuations of neuron spikes

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Priority Areas, Japan Society for the Promotion of Science, 2006 - 2009

OKADA Masato, MIMURA Kazushi
神経細胞モデルの縮約による大脳皮質視覚野の統合的研究

科学研究費助成事業, 特定領域研究, 日本学術振興会, 2006 - 2007

岡田真人

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