博士(工学), 横浜国立大学

Analysis of eigenvalues and eigenvectors

Random graphs

Quantum walks

Stochastic and Quantum processes on graphs

Natural sciences, Applied mathematics and statistics, Analysis of stochastic and quantum processes on graphs

Natural sciences, Basic mathematics, Analysis of stochastic and quantum processes on graphs

Apr. 2021 - Present
Nihon University, Department of Mathematics, College of Humanities and Sciences, Associate Professor

Apr. 2019 - Mar. 2021
Kanazawa Institute of Technology, Academic Foundations Programs Mathematics and Science, Lecturer

Apr. 2018 - Mar. 2019
Japan Advanced Institute of Science and Technology, School of Knowledge Science, Graduate School of Advanced Science and Technology, Assistant Professor

Apr. 2012 - Mar. 2018
Kanagawa University, Department of Information Systems Creation, Faculty of Engineering, Assistant Professor

Apr. 2009 - Mar. 2012
Kanagawa University, Department of Information Systems Creation, Faculty of Engineering, Research Associate

Apr. 2005 - Mar. 2009
Yokohama National University, Graduate School of Engineering, Department of Systems Integration

Apr. 2003 - Mar. 2005
Yokohama National University, Faculty of Engineering, Department of Physics, Electrical and Computer Engineering

Apr. 1999 - Mar. 2003
Yokohama National University, Faculty of Engineering, Department of applied physics

Apr. 1996 - Mar. 1999
宮崎県立福島高等学校, 普通科

Jun. 2018 - Present
専門委員, 電子情報通信学会 複雑コミュニケーションサイエンス研究専門委員会

Jun. 2021 - May 2025
英文論文誌編集委員, 電子情報通信学会 英文論文誌Ｂ編集委員会

Apr. 2021 - Mar. 2024
副委員長, 電気学会 情報システム技術委員会

Apr. 2017 - Mar. 2019
幹事, 電子情報通信学会 情報ネットワーク時限専門委員会

Oct. 2011 - Mar. 2019
専門委員, 電子情報通信学会 情報ネットワーク時限専門委員会

Sep. 2018
電子情報通信学会 通信ソサイエティ, 活動功労賞
情報ネットワーク科学特別研究専門委員会幹事としての貢献
井手勇介

Multi-dimensional continuous time quantum walks related to the birth and death chains
Yusuke Ide; Norio Konno; Akihiro Narimatsu
International Journal of Quantum Information, Mar. 2025, Refereed

Perfect state transfer, equitable partition and continuous-time quantum walk based search
Yusuke Ide; Akihiro Narimatsu
Quantum Studies: Mathematics and Foundations, Feb. 2024, Refereed, Not invited

Metzler/Zeta Correspondence
Yusuke Ide; Takashi Komatsu; Norio Konno; Iwao Sato
Discrete Mathematics, Aug. 2023, Refereed, Not invited

Scaling limit of the time averaged distribution for continuous time quantum walk and Szegedy's walk on the path
Yusuke Ide
Yokohama Mathematical Journal, 2023, Refereed, Not invited
Lead

Probability measure for the Szegedy walk on path graph
Yusuke Ide; Norio Konno; Tomoyuki Terada
Yokohama Mathematical Journal, 2022, Refereed, Not invited

The Ihara expression for the generalized weighted zeta function of a finite simple graph
Yusuke Ide; Ayaka Ishikawa; Hideaki Morita; Iwao Sato; Etsuo Segwa
Linear Algebra and its Applications, Oct. 2021, Refereed, Not invited

Eigenvalues of quantum walk induced by recurrence properties of the underlying birth and death process: application to computation of an edge state
Yusuke Ide; Norio Konno; Etsuo Segawa
Quantum Information Processing, May 2021, Refereed, Not invited

The spectra of the unitary matrix of an N-tessellable staggered quantum walk on a graph
Norio Konno; Yusuke Ide; Iwao Sato
Linear Algebra and its Applications, Feb. 2021, Refereed, Not invited

Uniform stationary measure of space-inhomogeneous quantum walks in one dimension
IDE YUSUKE; Norio Konno; Daichi Nakayama
Yokohama Mathematical Journal, 2019, Refereed, Not invited

Partition of graphs and quantum walk based search algorithms
Yusuke Ide
Nonlinear Theory and Its Applications, Jan. 2019, Refereed, Invited
Corresponding

A spectral analysis of discrete-time quantum walks related to the birth and death chains
Choon-Lin Ho; Yusuke Ide; Norio Konno; Etsuo Segawa; Kentaro Takumi
Journal of Statistical Physics, 2018, Refereed, Not invited

The spectral analysis of the unitary matrix of a 2-tessellable staggered quantum walk on a graph
Norio Konno; IDE YUSUKE; Iwao Sato
Linear Algebra and its Applications, 2018, Refereed, Not invited

New theory of diffusive and coherent nature of optical wave via a quantum walk
Yusuke Ide; Norio Konno; Shigeki Matsutani; Hideo Mitsuhashi
ANNALS OF PHYSICS, Aug. 2017, Refereed, Not invited

Exact solutions and symmetry analysis for the limiting probability distribution of quantum walks
Xin-Ping Xu; Yusuke Ide
ANNALS OF PHYSICS, Oct. 2016, Refereed, Not invited

Turing instability in reaction-diffusion models on complex networks
Yusuke Ide; Hirofumi Izuhara; Takuya Machida
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, Sep. 2016, Refereed, Not invited

Periodicity for space-inhomogeneous quantum walks on the cycle
Toshiyuki Arai; Choon-Lin Ho; IDE YUSUKE; Norio Konno
Yokohama Mathematical Journal, 2016, Refereed, Not invited

Analytical solutions for quantum walks on 1D chain with different shift operators
Xin-Ping Xu; Xiao-Kun Zhang; Yusuke Ide; Norio Konno
ANNALS OF PHYSICS, May 2014, Refereed, Not invited

Localization of Discrete Time Quantum Walks on the Glued Trees
Yusuke Ide; Norio Konno; Etsuo Segawa; Xin-Ping Xu
ENTROPY, Mar. 2014, Refereed, Not invited

Local subgraph structure can cause localization in continuous-time quantum walk
IDE Yusuke
Yokohama Mathematical Journal, 2014, Refereed, Not invited

Combinatorial and approximative analyses in a spatially random division process
Yukio Hayashi; Takayuki Komaki; Yusuke Ide; Takuya Machida; Norio Konno
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, May 2013, Refereed, Not invited

Time averaged distribution of a discrete-time quantum walk on the path
Yusuke Ide; Norio Konno; Etsuo Segawa
QUANTUM INFORMATION PROCESSING, Oct. 2012, Refereed, Not invited

Symmetry and localization of quantum walks induced by an extra link in cycles
Xin-Ping Xu; Yusuke Ide; Norio Konno
PHYSICAL REVIEW A, Apr. 2012, Refereed, Not invited

ENTANGLEMENT FOR DISCRETE-TIME QUANTUM WALKS ON THE LINE
Yusuke Ide; Norio Konno; Takuya Machida
QUANTUM INFORMATION & COMPUTATION, Sep. 2011, Refereed, Not invited

RETURN PROBABILITY OF ONE-DIMENSIONAL DISCRETE-TIME QUANTUM WALKS WITH FINAL-TIME DEPENDENCE
Yusuke Ide; Norio Konno; Takuya Machida; Etsuo Segawa
QUANTUM INFORMATION & COMPUTATION, Sep. 2011, Refereed, Not invited

Continuous-time quantum walks on the threshold network model
Yusuke Ide; Norio Konno
MATHEMATICAL STRUCTURES IN COMPUTER SCIENCE, Dec. 2010, Refereed, Not invited

Statistical Properties of a Generalized Threshold Network Model
Yusuke Ide; Norio Konno; Naoki Masuda
METHODOLOGY AND COMPUTING IN APPLIED PROBABILITY, Sep. 2010, Refereed, Not invited

Spectral properties of the threshold network model
Yusuke Ide; Norio Konno; Nobuaki Obata
Internet Mathematics, Jan. 2009, Refereed, Not invited

Limit theorems for the average distance and the degree distribution of the threshold network model
Akihiro Fujihara; IDE YUSUKE; Norio Konno; Naoki Masuda; Hiroyoshi Miwa; Masata Uchida
Interdisciplinary Information Sciences, 2009, Refereed, Not invited

Effect of successive observation on quantum cellular automaton
Norio Inui; Kazuya Nakamura; Yusuke Ide; Norio Konno
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, Aug. 2007, Refereed, Not invited

Categorical generalization of spectral decomposition
Koki Nishizawa; Yusuke Ide; Norihiro Tsumagari
arXiv:2504.17956v1, 28 Apr. 2025, Not refereed

A Spectral Analysis of The Correlated Random Walk
Yusuke Ide; Akihiro Narimatsu
arXiv:2310.20220v1, 01 Nov. 2023, Not refereed, Not invited

Blended Learning in Classes where Face-to-face Lessons and Remote Lessons Switch almost Every Other Week
AKIYAMA Koki; NISHIOKA Keita; IDE Yusuke; WATANABE Shuji; HORITA Eiichi; ITO Mitsuru; TAKAMURA Matsuzo
JSSE Research Report, 18 Dec. 2022

遠隔授業における即時フィードバックが得られるウェブ演習システムの効果
秋山 綱紀; 井手 勇介; 渡辺 秀治; 西岡 圭太; 堀田 英一; 伊藤 充
工学教育, May 2022, Refereed

即時フィードバックが得られるウェブ演習システムの遠隔授業への導入と改良
秋山 綱紀; 井手 勇介; 渡辺 秀治; 西岡 圭太; 堀田 英一; 伊藤 充; 高村 松三
KIT Progress, Mar. 2022, Refereed, Not invited

3E13 Improvement of a Web System for Practice Problems which Provides Immediate Feedback
AKIYAMA Koki; IDE Yusuke; WATANABE Shuji; NISHIOKA Keita; HORITA Eiichi; ITO Mitsuru
Proceedings of Annual Conference of Japanese Society for Engineering Education, 2021

proposal of a support system for practice focusing on thinking process.
Watanabe S.; Taka K.; Ide Y.
Meeting Abstracts of the Physical Society of Japan, 2020

3D01 Mathematical Processing Environment and Experimental Device Supporting Self-Regulated Learning－Using Jupyter and Analog Discovery 2－
TAKA Koji; WATANABE Shuji; IDE Yusuke
Proceedings of Annual Conference of Japanese Society for Engineering Education, 2020

量子ウォークによる高速探索
井手 勇介; 今野 紀雄
日本物理学会誌, Oct. 2019, Refereed, Invited
Corresponding

不動点定理の話題 コンタクトプロセスの最近の話題（執筆箇所：pp.95-137）
井手 勇介; 竹内幸雄
Jan. 2017, Not refereed

Some basic properties of a rotor-router model with iid initial rotor-routers on the line
IDE YUSUKE; Norio Konno; Masato Takei
Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications, 2014, Not refereed, Not invited

Asymptotic analysis of the one-dimensional quantum walks by the Tsallis and Renyi entropies
IDE YUSUKE; Norio Konno; Junji Shikata
arXiv:1412.7338, 2014, Not refereed, Not invited

20pWL-1 Statistical properties of quantum cellular automaton with observation
Inui N.; Nakamura K.; Konno N.; Ide Y.
Meeting Abstracts of the Physical Society of Japan, 2007, Not refereed, Not invited

Limit theorems for some statistics of a generalized threshold network model
井手 勇介; Norio Konno; Naoki Masuda
京都大学数理解析研究所講究録, 2007, Not refereed, Not invited

30aRD-7 Change of time evolution of quantum cellular automaton caused by observation
Inui N.; Nakamura K.; Konno N.; Ide Y.
Meeting Abstracts of the Physical Society of Japan, 2006, Not refereed, Not invited

量子ウォークの新展開 - 数理構造の深化と応用
井手 勇介; 今野 紀雄, Joint editor
培風館, Aug. 2019, Not refereed

横浜発 確率・統計入門
今野紀雄; 井手 勇介; 瀬川悦生; 竹居正登; 大塚一路
産業図書, Sep. 2014, Not refereed

応用数理ハンドブック（執筆箇所：pp.246-247，スモールワールドネットワーク）
井手 勇介
朝倉書店, Sep. 2013, Not refereed

ランダム グラフ ダイナミクス -確率論からみた複雑ネットワーク-
リック・デュレット(著; 竹居正登; 井手 勇介; 今野紀雄
産業図書, Dec. 2011, Not refereed

複雑ネットワーク入門
今野紀雄; 井手 勇介
講談社, May 2008, Not refereed

Return probabilities and orthogonal polynomials for RWs and QWs
Yusuke Ide; Norio Konno; Tomoyuki Terada
The 56th ISCIE International Symposium on Stochastic Systems Theory and Its Applications (SSS '24), Dec. 2024, Invited

ランダムウォークと量子ウォークを行き来する
井手勇介
第2回福知山数理・データサイエンス研究会, Sep. 2024, Invited

多次元エーレンフェストモデルに対応する連続時間量子ウォークの解析
成松明廣; 井手勇介; 今野紀雄
日本数学会2024年度秋季総合分科会, Sep. 2024, Not invited

出生死滅連鎖に付随する多変数直交多項式の構成
加藤寛大; 井手勇介; 成松明廣; 今野紀雄
日本数学会2024年度秋季総合分科会, Sep. 2024, Not invited

出生死滅連鎖に付随する多次元量子ウォーク
井手勇介
離散数学とその応用研究集会2024、ミニシンポジウム（応用数理モデル）, Aug. 2024, Invited

Path 上の相関付ランダムウォークの固有値解析
井手勇介; 成松明廣
2023年度応用数学合同研究集会, Dec. 2023, Not invited

固有解析から眺める連続時間量子ウォーク
井手勇介
立命館大学量子ウォークセミナー, Dec. 2023, Not invited

The orthogonal polynomials of two variables related to quantum walks
Yusuke Ide; Shunsuke Kanatani; Norio Konno; Akihiro Narimatsu
10th International Workshop of Quantum Simulation and Quantum Walks (QSQW2023), Nov. 2023, Not invited

Return probabilities for random walks and quantum walks on the path graph
Yusuke Ide; Norio Konno; Tomoyuki Terada
10th International Workshop of Quantum Simulation and Quantum Walks (QSQW2023), Nov. 2023, Not invited

パスグラフ上のランダムウォーク・量子ウォークの再帰確率
寺田知幸; 井手勇介; 今野紀雄
日本数学会2023年度秋季総合分科会, Sep. 2023, Not invited

Path 上の相関付ランダムウォークの固有値解析
成松明廣; 井手勇介
日本数学会2023年度秋季総合分科会, Sep. 2023, Not invited

A Spectral Analysis of The Correlated Random Walk
Akihiro Narimatsu; Yusuke Ide
10th International Congress on Industrial and Applied Mathematics (ICIAM2023TOKYO), [00739] Inequalities and entropy with applications, Aug. 2023, Not invited

Metzler/Zeta 対応
佐藤巌; 井手勇介; 小松尭; 今野紀雄
日本数学会2023年度年会, Mar. 2023, 日本数学会, Not invited

完全状態遷移, グラフの衝平分割と連続時間量子ウォークによる探索アルゴリズム
成松明廣; 井手勇介
日本数学会2023年度年会, Mar. 2023, 日本数学会, Not invited

Meztler/Zeta 対応
井手勇介; 小松尭; 今野紀雄; 佐藤巌
2022年度応用数学合同研究集会, Dec. 2022, 日本数学会応用数学分科会, Not invited

Time Averaged Distributions for CTQWs and DTQWs on the Path
Yusuke Ide
2022 International Symposium on Nonlinear Theory and Its Applications,(NOLTA2022), Dec. 2022, Invited

パスグラフ上の Szegedy walk に対する確率測度
寺田 知幸; 井手 勇介; 今野 紀雄
日本数学会2022年度秋季総合分科会, Sep. 2022, 日本数学会, Not invited

隔週遠隔授業における即時フィードバック型ウェブ演習システムの導入
秋山綱紀; 西岡圭太; 井手勇介; 渡辺秀治; 堀田英一; 伊藤充; 高村松三
日本物理学会2022年秋季大会, Sep. 2022, 日本物理学会, Not invited

パス上の離散・連続時間量子ウォークの時間平均測度
井手 勇介
Japanese Conference on Combinatorics and its Applications 2022, Aug. 2022, Invited

ランダムグラフを愉しむ
井手 勇介
日本大学文理学部数学科2022年度サマースクール, Aug. 2022, 日本大学文理学部数学科

数理工統合科目における配信型遠隔授業内の即時フィードバック型ウェブ演習システムの効果
秋山綱紀; 井手勇介; 渡辺秀治; 西岡圭太; 堀田英一; 伊藤充
日本物理学会第77回年次大会, Mar. 2022, 日本物理学会, Not invited

量子ウォークの基本的性質と「解像度」
井手勇介
「通信ネットワークの現代的な課題にチャレンジする基礎理論の新展開」2022年電子情報通信学会総合大会チュートリアルセッション, Mar. 2022, 電子情報通信学会 複雑コミュニケーション科学研究会 (CCS研究会), Invited

Effects of “Basic Topics in Artificial Intelligence” on the First-Year Students
Koki AKIYAMA; Keita Nishioka; Yusuke Ide; Shuji Watanabe
International Conference on Technology and Social Science 2021, Dec. 2021

即時フィードバックが得られるウェブ演習システムの改良
秋山 綱紀; 井手 勇介; 渡辺 秀治; 西岡 圭太; 堀田 英一; 伊藤 充
第69回年次大会・工学教育研究講演会, Sep. 2021, 日本工学教育協会, Not invited

Equitable partition と Perfect state transfer を用いた量子ウォーク探索の理解
井手 勇介
Japanese Conference on Combinatorics and its Applications 2021, Aug. 2021, Not invited

量子探索における衡平分割・完全量子状態遷移の役割について
井手 勇介
RIMS共同研究（グループ型 A）「有限グラフ上の量子ウォークと量子探索アルゴリズムの数理」, Jun. 2021, Invited

量子ウォークの極限分布に付随する直交多項式と対応するランダムウォークについて
井手勇介; 今野紀雄
日本数学会2020年度年会, Mar. 2020, Not invited

Introduction to Continuous Time Quantum Walk Search
Yusuke Ide
The 20th Asia Pacific Industrial Engineering And Management Systems (APIEMS 2019), Dec. 2019, Not invited

主体的な学生育成を目標にした教育実践例 -「自動生成ドリル」および「ピアレビュー（相互評価）」の授業活用-
井手 勇介
高大連携による数理教育研究会第2回研究会, Oct. 2019, 金沢工業大学数理工教育研究センター, Not invited

グラフ分割と固有解析による連続時間量子ウォーク探索の解析
井手 勇介
日本数学会2019年度秋季総合分科会, Sep. 2019, Not invited

グラフ分割と固有解析を用いた量子ウォーク探索の解析
井手 勇介
RIMS共同研究（グループ型）量子ウォークとスペクトル散乱理論の数理, Jun. 2019, Invited

Oct. 2010 - Present
The institute of electronics, information and communication engineers

Jan. 2010 - Present
The physical society of Japan

Oct. 2008 - Present
The mathematical society of Japan

Jul. 2019 - Mar. 2021
Japanese society for engineering education

Philosohpical development of the behavioral inhibition network hypothesis of the mind
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Jun. 2023 - Mar. 2026
森山 徹; 春名 太一; 平岡 雅規; 野村 慎一郎; 右田 正夫; 井手 勇介; 園田 耕平

A study of finite-time distributions of infection processes on finite graphs
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 01 Apr. 2016 - 31 Mar. 2020
Ide Yusuke

A study on relationships between stochastic and quantum models and random graph structures
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Apr. 2011 - Mar. 2014
IDE Yusuke