Hayato Saigo

Profile Information

Affiliation: Professor, Faculty of Bio-Science, Nagahama Institute of Bio-Science and Technology

Degree: Ph.D.(Mar, 2011, Kyoto University)

Contact information: h_saigohnagahama-i-bio.ac.jp
Researcher number: 80615154
J-GLOBAL ID: 201701021231034267
researchmap Member ID: B000277187

External link: https://www.nagahama-i-bio.ac.jp/research/%E6%95%99%E5%93%A1%E3%81%AE%E7%B4%B9%E4%BB%8B%EF%BC%88%E8%A5%BF%E9%83%B7-%E7%94%B2%E7%9F%A2%E4%BA%BA%EF%BC%89/

Major Research Interests

Major Research Areas

Major Papers

Process theory of causality: a category-theoretic perspective

Jun Otsuka, Hayato Saigo

Behaviormetrika, 2023
The Limit Theorem with Respect to the Matrices on Non-backtracking Paths of a Graph

Takehiro Hasegawa, Takashi Komatsu, Norio Konno, Hayato Saigo, Seiken Saito, Iwao Sato, Shingo Sugiyama

Annals of Combinatorics, Nov 15, 2022 Peer-reviewed
Enriched category as a model of qualia structure based on similarity judgements

Naotsugu Tsuchiya, Steven Phillips, Hayato Saigo

CONSCIOUSNESS AND COGNITION, 101 103319-103319, May, 2022 Peer-reviewed
An adjunction hypothesis between qualia and reports.

Naotsugu Tsuchiya, Hayato Saigo, Steven Phillips

Frontiers in psychology, 13 1053977-1053977, 2022 Peer-reviewed
On the Equivalence of Causal Models: A Category-Theoretic Approach.

Jun Otsuka, Hayato Saigo

CLeaR, 634-646, 2022 Peer-reviewed
A relational approach to consciousness: categories of level and contents of consciousness

Naotsugu Tsuchiya, Hayato Saigo

Neuroscience of Consciousness, 2021(2), Oct 15, 2021 Peer-reviewed
Quantum Fields as Category Algebras

Hayato Saigo

Symmetry, 13(9) 1727-1727, Sep, 2021 Peer-reviewedLead author
Categorical Nonstandard Analysis

Hayato Saigo, Juzo Nohmi

Symmetry, 13(9) 1573-1573, Aug 26, 2021 Peer-reviewedLead author
Category Algebras and States on Categories

Hayato Saigo

Symmetry, 13(7) 1172-1172, Jun 29, 2021 Peer-reviewedLead author
Space-homogeneous quantum walks on Z from the viewpoint of complex analysis

Hayato Saigo, Hiroki Sako

JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN, 72(4) 1201-1237, Oct, 2020 Peer-reviewed
Quantum Walk and Dressed Photon

Misa Hamano, Hayato Saigo

Electronic Proceedings in Theoretical Computer Science, 315 93-99, Apr 3, 2020 Peer-reviewed
A category theoretic approach to metaphor comprehension: Theory of indeterminate natural transformation.

Miho Fuyama, Hayato Saigo, Tatsuji Takahashi

Biosyst., 197 104213-104213, 2020 Peer-reviewed
Mathematics and the Brain: A Category Theoretical Approach to Go Beyond the Neural Correlates of Consciousness

Georg Northoff, Naotsugu Tsuchiya, Hayato Saigo

ENTROPY, 21(12) 1234-1234, Dec, 2019 Peer-reviewed
Analysis of Soft Robotics Based on the Concept of Category of Mobility

Hayato Saigo, Makoto Naruse, Kazuya Okamura, Hirokazu Hori, Izumi Ojima

COMPLEXITY, 2019 1490541-12, 2019 Peer-reviewed
A quantum probabilistic approach to Hecke algebras for p-adic PGL(2)

Takehiro Hasegawa, Hayato Saigo, Seiken Saito, Shingo Sugiyama

INFINITE DIMENSIONAL ANALYSIS QUANTUM PROBABILITY AND RELATED TOPICS, 21(3), Sep, 2018 Peer-reviewed
Local State and Sector Theory in Local Quantum Physics

Izumi Ojima, Kazuya Okamura, Hayato Saigo

LETTERS IN MATHEMATICAL PHYSICS, 106(6) 741-763, Jun, 2016 Peer-reviewed
Using category theory to assess the relationship between consciousness and integrated information theory

Naotsugu Tsuchiya, Shigeru Taguchi, Hayato Saigo

NEUROSCIENCE RESEARCH, 107 1-7, Jun, 2016 Peer-reviewed
The arcsine law and an asymptotic behavior of orthogonal polynomials

Hayato Saigo, Hiroki Sako

ANNALES DE L INSTITUT HENRI POINCARE D, 3(4) 405-427, 2016 Peer-reviewed
ON OPERATOR-VALUED MONOTONE INDEPENDENCE

Takahiro Hasebe, Hayato Saigo

NAGOYA MATHEMATICAL JOURNAL, 215(1) 151-167, Sep, 2014 Peer-reviewed
A NEW LOOK AT THE ARCSINE LAW AND "QUANTUM-CLASSICAL CORRESPONDENCE"

Hayato Saigo

INFINITE DIMENSIONAL ANALYSIS QUANTUM PROBABILITY AND RELATED TOPICS, 15(3), Sep, 2012 Peer-reviewedLead author
The monotone cumulants

Takahiro Hasebe, Hayato Saigo

ANNALES DE L INSTITUT HENRI POINCARE-PROBABILITES ET STATISTIQUES, 47(4) 1160-1170, Nov, 2011 Peer-reviewed
Joint cumulants for natural independence

Takahiro Hasebe, Hayato Saigo

Electronic Communications in Probability, 16 491-506, Jan 1, 2011 Peer-reviewed
A SIMPLE PROOF FOR MONOTONE CLT

Hayato Saigo

INFINITE DIMENSIONAL ANALYSIS QUANTUM PROBABILITY AND RELATED TOPICS, 13(2) 339-343, Jun, 2010 Peer-reviewedLead author
No zero divisor for Wick product in (S)*

Takahiro Hasebe, Izumi Ojima, Hayato Saigo

INFINITE DIMENSIONAL ANALYSIS QUANTUM PROBABILITY AND RELATED TOPICS, 11(2) 307-311, Jun, 2008 Peer-reviewedLead author

Misc.

142

テーマは自由

西郷甲矢人

群像, 78(11) 186-188, Nov, 2023
しゃべくり線型代数(76)

西郷甲矢人, 能美十三

現代数学, 56(7) 21-26, Jul, 2023
意識状態とは何だろうか : 〈圏上の非可換確率構造〉による理解の試み—特集意識とクオリアの科学は可能か?

西郷甲矢人

科学, 93(6) 521-524, Jun, 2023
しゃべくり線型代数(74)

西郷甲矢人, 能美十三

現代数学, 56(5) 20-25, May, 2023
しゃべくり線型代数(73)

西郷甲矢人, 能美十三

現代数学, 56(4) 36-41, Apr, 2023
しゃべくり線型代数(72)

西郷甲矢人, 能美十三

現代数学, 56(3) 20-25, Mar, 2023
Structure in cognitive developmental research: An approach from a mathematical category theory

Yusuke Moriguchi, Naotsugu Tsuchiya, Hayato Saigo

Shinrigaku Kenkyu, 94(4) 329-340, 2023
しゃべくり線型代数(70)

西郷甲矢人, 能美十三

現代数学, 56(1) 20-25, Jan, 2023
しゃべくり線型代数(69)

西郷甲矢人, 能美十三

現代数学, 55(12) 24-29, Dec, 2022
圏代数としての量子場—量子場の数理とその周辺

西郷甲矢人

数理解析研究所講究録, (2235) 175-184, Dec, 2022
しゃべくり線型代数(68)

西郷甲矢人, 能美十三

現代数学, 55(11) 20-25, Nov, 2022
しゃべくり線型代数(67)

西郷甲矢人, 能美十三

現代数学, 55(10) 27-32, Oct, 2022
しゃべくり線型代数(66)

西郷甲矢人, 能美十三

現代数学, 55(9) 26-31, Sep, 2022
しゃべくり線型代数(65)

西郷甲矢人, 能美十三

現代数学, 55(8) 26-31, Aug, 2022
しゃべくり線型代数(64)

西郷甲矢人, 能美十三

現代数学, 55(7) 28-33, Jul, 2022
しゃべくり線型代数(63)

西郷甲矢人, 能美十三

現代数学, 55(6) 28-33, Jun, 2022
しゃべくり線型代数(62)

西郷甲矢人, 能美十三

現代数学, 55(5) 22-27, May, 2022
しゃべくり線型代数(61)

西郷甲矢人, 能美十三

現代数学, 55(4) 47-52, Apr, 2022
しゃべくり線型代数(60)

西郷甲矢人, 能美十三

現代数学, 55(3) 27-32, Mar, 2022
しゃべくり線型代数(59)

西郷甲矢人, 能美十三

現代数学, 55(2) 22-27, Feb, 2022

Books and Other Publications

量系のテンソル積 : 多重線型性とその周辺

西郷, 甲矢人, 能美, 十三

現代数学社, May, 2023 (ISBN: 9784768706060)
圏論の地平線 = Category theory horizon

西郷, 甲矢人

技術評論社, Dec, 2022 (ISBN: 9784297131500)
モノイドの線型代数 : モノイダル構造から行列計算へ

西郷, 甲矢人, 能美, 十三

現代数学社, Mar, 2022 (ISBN: 9784768705780)
圏論的集合論 : 集合圏とトポス

西郷, 甲矢人, 能美, 十三

現代数学社, Mar, 2021 (ISBN: 9784768705544)
ここからはじまる量子場 : ドレスト光子が開くオフシェル科学

大津, 元一, 小嶋, 泉, 西郷, 甲矢人, 岡村, 和弥, 佐久間, 弘文, 安藤, 浩志

朝倉書店, Jul, 2020 (ISBN: 9784254131338)
「現実」とは何か : 数学・哲学から始まる世界像の転換

西郷, 甲矢人, 田口, 茂

筑摩書房, Dec, 2019 (ISBN: 9784480016904)
圏論の道案内 : 矢印でえがく数学の世界

西郷, 甲矢人, 能美, 十三

技術評論社, Aug, 2019 (ISBN: 9784297107239)
量子ウォークの新展開 : 数理構造の深化と応用

今野, 紀雄, 井手, 勇介

培風館, 2019 (ISBN: 9784563011628)
Progress in Nanophotonics 5

Hayato Saigo (Role: Contributor, 79-106)

Aug, 2018
指数関数ものがたり

西郷, 甲矢人, 能美, 十三

日本評論社, Apr, 2018 (ISBN: 9784535788480)
圏論の歩き方

圏論の歩き方委員会

日本評論社, Sep 9, 2015 (ISBN: 4535787204)

Presentations

量子ウォークモデルを用いたドレスト光子エネルギー移動シミュレーション

三宮俊, 西郷甲矢人, 大津元一, 大津元一

応用物理学会秋季学術講演会講演予稿集(CD-ROM), Sep 5, 2018
量子確率論の見地からみたドレスト光子

西郷甲矢人

応用物理学会秋季学術講演会講演予稿集(CD-ROM), Sep 5, 2018
レーザカオスの時分割多重によるスケーラブルな強化学習

成瀬誠, 巳鼻孝朋, 堀裕和, 西郷甲矢人, 岡村和弥, 内田淳史

応用物理学会春季学術講演会講演予稿集(CD-ROM), Mar 5, 2018
意味の圏論的理解:不定自然変換理論の試み

西郷甲矢人

日本認知科学会大会発表論文集(CD-ROM), 2018
Associating semantic structure in metaphor comprehension: as a finding indeterminate natural transformation

布山美慕, 西郷甲矢人

人工知能学会全国大会論文集(CD-ROM), 2018
逆正弦法則,量子古典対応,量子ウォーク

西郷甲矢人

日本物理学会講演概要集(CD-ROM), Mar 21, 2017
Postulating Samenesses: A Category-theoretic Viewpoint

西郷甲矢人

日本認知科学会大会発表論文集(CD-ROM), 2017
直交多項式の漸近挙動と逆正弦法則 : 〈量子古典対応〉の数理 (量子場の数理とその周辺)

西郷甲矢人, 酒匂宏樹

数理解析研究所講究録, Dec, 2016
The Arcsine law and an asymptotic behavior of orthogonal polynomials (Mathematical Aspects of Quantum Fields and Related Topics)

Saigo Hayato, Sako Hiroki

RIMS Kokyuroku, Aug, 2015
The Arcsine law and an asymptotic behavior of orthogonal polynomials

Hayato Saigo

16th WORKSHOP: NON-COMMUTATIVE HARMONIC ANALYSIS, Jul 10, 2014
Arcsine Law as Classical Limit (Mathematical Quantum Field Theory and Related Topics)

Saigo Hayato

RIMS Kokyuroku, Oct, 2013
ON A GENERALIZED NOTION OF CUMULANTS (Mathematical Studies on Independence and Dependence Structure : A Functional Analytic Point of View)

HASEBE TAKAHIRO, SAIGO HAYATO

RIMS Kokyuroku, Dec, 2012
The Arcsine Law and "Quantum-Classical Correspondence" (Mathematical Studies on Independence and Dependence Structure : Algebra meets Probability)

Saigo Hayato

RIMS Kokyuroku, Dec, 2012
代数的量子論におけるBorn公式と大偏差原理

岡村和弥, 小嶋泉, 西郷甲矢人

統計関連学会連合大会講演報告集, Sep, 2012
量子相対エントロピーを用いた量子状態の推定と精度

小嶋泉, 岡村和弥, 西郷甲矢人

日本物理学会講演概要集, Aug 24, 2011
ホワイトノイズ超汎関数とウィック積 (非可換解析とミクロ・マクロ双対性)

西郷甲矢人

数理解析研究所講究録, Jul, 2008

Research Projects

A new mathematical and philosophical framework of causation

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2028
Qualia Structure: Establishing super-interdisciplinary research program to bridge a gap between subjective conscious experience and scientific objectivity

Grants-in-Aid for Scientific Research, Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2028
Experimental Psychology and Mathematics of Qualia Structures

Grants-in-Aid for Scientific Research, Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2028
Establishment of a foundation for quantum cognitive neuroscience research using quantum probability theory

Grants-in-Aid for Scientific Research Grant-in-Aid for Challenging Research (Pioneering), Grant-in-Aid for Challenging Research (Pioneering), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2027
Hierarchical structure of knowledge networks and hierarchical analogical reasoning

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Research (Exploratory), Japan Society for the Promotion of Science, Jun, 2023 - Mar, 2025
Analysis of quantum chaos on sequences of growing graphs

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2025
Understanding qualia structures through massive psychophysics and mathematical phenomenology

Grants-in-Aid for Scientific Research Grant-in-Aid for Transformative Research Areas (B), Grant-in-Aid for Transformative Research Areas (B), Japan Society for the Promotion of Science, Oct, 2020 - Mar, 2023
Phenomenology of Altered Consciousness: An Interdisciplinary Approach through Philosophy, Mathematics, Neuroscience, and Robotics

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2023
量子古典対応および量子カオスの観点に基づくグラフの増大列の解析とその応用

科学研究費助成事業基盤研究(C), 基盤研究(C), 日本学術振興会, Apr, 2019 - Mar, 2022

齋藤正顕, 長谷川武博, 西郷甲矢人, 杉山真吾, 谷口哲也
Decision making using nano-optics and laser chaos

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

Naruse Makoto
New developments in quantum measurement theory based on the Heisenberg picture

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Okamura Kazuya, Ozawa Masanao, Ojima Izumi, Saigo Hayato
Mathematics of Quantum-Classical correspondence and the Arcsine law

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2018

Saigo Hayato
Mediation-theoretical development of phenomenology on the basis of Husserl's and Tanabe Hajime's philosophy

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

TAGUCHI Shigeru, SAIGO Hayato, HUT Piet, TSUCHIYA Naotsugu

Profile Information

Major Research Interests

Major Research Areas

Major Papers

Misc.

Books and Other Publications

Presentations

Research Projects

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Coauthors