Kashiwa Kouji 柏浩司

Researcher Number	50612123
Other IDs
Affiliation (Current)	2025: 福岡工業大学, 情報工学部, 教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 福岡工業大学, 情報工学部, 教授 2020: 福岡工業大学, 情報工学部, 教授 2019 – 2020: 福岡工業大学, 情報工学部, 准教授 2018 – 2019: 福岡工業大学, 情報工学部, 助教
Review Section/Research Field	Principal Investigator Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics Except Principal Investigator Transformative Research Areas, Section (II) / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords	Principal Investigator 虚数化学ポテンシャル / 有限密度量子色力学 / 閉じ込め・非閉じ込め相転移 Except Principal Investigator 機械学習 / ニューラルネットワーク / 格子QCD / マルコフ連鎖モンテカルロ法 / 負符号問題 / トランスフォーマー / 自己学習モンテカルロ法 … More / 格子ゲージ理論 / 素粒子理論 / 径路最適化 / QCD相図 / 経路最適化 / 符号問題 Less

Unification of Computational Physics and Machine Learning
- Principal Investigator
  
  富谷昭夫
- Project Period (FY)
  2022 – 2026
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Tokyo Woman's Christian University
  International Professional University of Technology in Osaka
Challenge to the sign problem via path optimization
- Principal Investigator
  
  大西明
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kyoto University
Investigation of confinement-deconfinement transition from topological transitionPrincipal Investigator
- Principal Investigator
  
  Kashiwa Kouji
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Fukuoka Institute of Technology

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation Book

[Book] 物理学者，機械学習を使う2019
- Author(s)
  橋本　幸士、大槻　東巳、真野　智裕、斎藤　弘樹、藤田　浩之、安藤　康伸、永井　佑紀、青木　健一、藤田　達大、小林　玉青、大関　真之、久良　尚任、福嶋　健二、村瀬　功一、船井　正太郎、柏　浩司、富谷　昭夫
- Total Pages
  212
- Publisher
  朝倉書店
- ISBN
  9784254131291
- Data Source
  KAKENHI-PROJECT-18K03618
[Journal Article] Some Aspects of Persistent Homology Analysis on Phase Transition : Examples in an Effective QCD Model with Heavy Quarks2023
- Author(s)
  Hayato Antoku and Kouji Kashiwa
- Journal Title
  
  Universe
  
  Volume: 9 Issue: 2 Pages: 1-11
- DOI
  10.3390/universe9020082
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01898
[Journal Article] Improving efficiency of the path optimization method for a gauge theory2023
- Author(s)
  Namekawa Yusuke、Kashiwa Kouji、Matsuda Hidefumi、Ohnishi Akira、Takase Hayato
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 3 Pages: 3-034509
- DOI
  10.1103/physrevd.107.034509
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K03553, KAKENHI-PROJECT-19H01898, KAKENHI-PLANNED-22H05112
[Journal Article] Application of the path optimization method to a discrete spin system2023
- Author(s)
  Kashiwa Kouji、Namekawa Yusuke、Ohnishi Akira、Takase Hayato
- Journal Title
  
  Physical Review D
  
  Volume: 108 Issue: 9
- DOI
  10.1103/physrevd.108.094504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K03553, KAKENHI-PLANNED-22H05112
[Journal Article] Persistent homology analysis for QCD effective models2022
- Author(s)
  Kouji Kashiwa, Takenori Hirakida, Hiroaki Kouno
- Journal Title
  
  PoS LATTICE2021
  
  Volume: - Pages: 346-346
- DOI
  10.22323/1.396.0346
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22H05112
[Journal Article] Multiplicity, probabilities, and canonical sectors for cold QCD matter2022
- Author(s)
  Kashiwa Kouji、Kouno Hiroaki
- Journal Title
  
  Physical Review D
  
  Volume: 105 Issue: 5
- DOI
  10.1103/physrevd.105.054017
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03974, KAKENHI-PROJECT-19H01898
[Journal Article] Gauge invariant input to neural network for path optimization method2022
- Author(s)
  Yusuke Namekawa, Kouji Kashiwa, Akira Ohnishi, Hayato Takase
- Journal Title
  
  Phys. Rev. D
  
  Volume: 105 Issue: 3 Pages: 034502-034502
- DOI
  10.1103/physrevd.105.034502
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-21H00121, KAKENHI-PROJECT-21K03553, KAKENHI-PROJECT-19H01898, KAKENHI-PLANNED-22H05112
[Journal Article] Persistent Homology Analysis for Dense QCD Effective Model with Heavy Quarks2022
- Author(s)
  Kashiwa Kouji、Hirakida Takehiro、Kouno Hiroaki
- Journal Title
  
  Symmetry
  
  Volume: 14 Issue: 9 Pages: 1783-1783
- DOI
  10.3390/sym14091783
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03974, KAKENHI-PROJECT-19H01898
[Journal Article] Nonanalyticity, sign problem, and Polyakov line in a Z3-symmetric heavy quark model at low temperature: Phenomenological model analyses2021
- Author(s)
  Kouno Hiroaki、Kashiwa Kouji、Hirakida Takehiro
- Journal Title
  
  Physical Review D
  
  Volume: 104 Issue: 1
- DOI
  10.1103/physrevd.104.014012
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03974, KAKENHI-PROJECT-19H01898
[Journal Article] Information theoretical view of QCD effective model with heavy quarks2021
- Author(s)
  Kashiwa Kouji、Kouno Hiroaki
- Journal Title
  
  Physical Review D
  
  Volume: 103 Issue: 1 Pages: 1-9
- DOI
  10.1103/physrevd.103.014014
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03974, KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Anatomy of the dense QCD matter from canonical sectors2021
- Author(s)
  Kashiwa Kouji、Kouno Hiroaki
- Journal Title
  
  Physical Review D
  
  Volume: 103 Issue: 11
- DOI
  10.1103/physrevd.103.114020
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03974, KAKENHI-PROJECT-19H01898
[Journal Article] The path optimization for the sign problem of low dimensional QCD2020
- Author(s)
  Mori Yuto、Kashiwa Kouji、Ohnishi Akira
- Journal Title
  
  Proceedings of Science
  
  Volume: 363 (LATTICE2019) Pages: 183-183
- DOI
  10.22323/1.363.0183
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01898
[Journal Article] Extension to imaginary chemical potential in a holographic model2020
- Author(s)
  Ghoroku Kazuo、Kashiwa Kouji、Nakano Yoshimasa、Tachibana Motoi、Toyoda Fumihiko
- Journal Title
  
  Physical Review D
  
  Volume: 102 Issue: 4
- DOI
  10.1103/physrevd.102.046003
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Path optimization for U(1) gauge theory with complexified parameters2020
- Author(s)
  Kashiwa Kouji、Mori Yuto
- Journal Title
  
  Physical Review D
  
  Volume: 102 Issue: 5 Pages: 1-7
- DOI
  10.1103/physrevd.102.054519
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18J21251, KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Persistent homology analysis of deconfinement transition in effective Polyakov-line model2020
- Author(s)
  Hirakida Takehiro、Kashiwa Kouji、Sugano Junpei、Takahashi Junichi、Kouno Hiroaki、Yahiro Masanobu
- Journal Title
  
  International Journal of Modern Physics A
  
  Volume: 35 Issue: 10 Pages: 2050049-2050049
- DOI
  10.1142/s0217751x20500499
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Evading the model sign problem in the PNJL model with repulsive vector-type interaction via path optimization2020
- Author(s)
  Akira Ohnishi, Yuto Mori, Kouji Kashiwa
- Journal Title
  
  Proceedings of Science
  
  Volume: 363(LATTICE2019) Pages: 213-213
- DOI
  10.22323/1.363.0213
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01898
[Journal Article] Path optimization in 0+1D QCD at finite density2019
- Author(s)
  Yuto Mori, Kouji Kashiwa, Akira Ohnishi
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2019 Issue: 11
- DOI
  10.1093/ptep/ptz111
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PUBLICLY-19H05151, KAKENHI-PROJECT-18J21251, KAKENHI-PROJECT-19H01898
[Journal Article] Path optimization method with use of neural network for the sign problem in field theories2019
- Author(s)
  Akira Ohnishi, Yuto Mori, Kouji Kashiwa
- Journal Title
  
  Proceedings of Science
  
  Volume: LATTICE2018 Pages: 023-023
- DOI
  10.22323/1.334.0023
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01898
[Journal Article] Phase transition encoded in neural network2019
- Author(s)
  Kashiwa Kouji、Kikuchi Yuta、Tomiya Akio
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2019 Issue: 8
- DOI
  10.1093/ptep/ptz082
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Roberge-Weiss periodicity, canonical sector, and modified Polyakov loop2019
- Author(s)
  Kashiwa Kouji、Kouno Hiroaki
- Journal Title
  
  Physical Review D
  
  Volume: 100 Issue: 9 Pages: 094023-094023
- DOI
  10.1103/physrevd.100.094023
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-17K05446, KAKENHI-PROJECT-19H01898
[Journal Article] Application of the path optimization method to the sign problem in an effective model of QCD with a repulsive vector-type interaction2019
- Author(s)
  Kashiwa Kouji、Mori Yuto、Ohnishi Akira
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 11 Pages: 114005-114005
- DOI
  10.1103/physrevd.99.114005
- NAID
  120006778265
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PUBLICLY-19H05151, KAKENHI-PROJECT-18J21251, KAKENHI-PROJECT-19H01898
[Journal Article] Color superconductivity in a holographic model2019
- Author(s)
  Ghoroku Kazuo、Kashiwa Kouji、Nakano Yoshimasa、Tachibana Motoi、Toyoda Fumihiko
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 10 Pages: 106011-106011
- DOI
  10.1103/physrevd.99.106011
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Journal Article] Path Optimization for the Sign Problem in Field Theories using Neural Network2019
- Author(s)
  Akira Ohnishi, Yuto Mori, Kouji Kashiwa
- Journal Title
  
  JPS Conf. Proc.
  
  Volume: 26
- DOI
  10.7566/jpscp.26.024011
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01898
[Journal Article] Controlling the model sign problem via the path optimization method: Monte?Carlo approach to a QCD effective model with Polyakov loop2019
- Author(s)
  Kashiwa Kouji、Mori Yuto、Ohnishi Akira
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 1 Pages: 1-9
- DOI
  10.1103/physrevd.99.014033
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-18J21251
[Journal Article] Imaginary Chemical Potential, NJL-Type Model and Confinement?Deconfinement Transition2019
- Author(s)
  Kashiwa Kouji
- Journal Title
  
  Symmetry
  
  Volume: 11 Issue: 4 Pages: 562-562
- DOI
  10.3390/sym11040562
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03618, KAKENHI-PROJECT-19H01898
[Presentation] Persistent homology analysis for QCD effective models2021
- Author(s)
  Kouji Kashiwa
- Organizer
  The 38th International Symposium on Lattice Field Theory
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] カノニカル法に基づいたQCD相構造の研究2021
- Author(s)
  柏浩司
- Organizer
  日本物理学会 2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Exploring the Phase Structure of QCD Effective Models with Persistent homology2021
- Author(s)
  Kouji Kashiwa
- Organizer
  SIAM Conference on Applied Algebraic Geometry
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] カノニカル法を利用した有限密度QCD物質の研究2021
- Author(s)
  柏浩司
- Organizer
  第127回日本物理学会九州支部例会
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] カノニカル法における Polyakov-loop paradox の研究2020
- Author(s)
  柏浩司、河野宏明
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Exploring the QCD phase diagram with holographic models2020
- Author(s)
  Kouji Kashiwa
- Organizer
  KEK Theory Workshop 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Exploring the QCD phase diagram with holographic models2020
- Author(s)
  Kouji Kashiwa
- Organizer
  KEK Theory Workshop 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] QCD相構造研究における機械学習の利用2019
- Author(s)
  柏浩司
- Organizer
  日本物理学会四国支部学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] Path optimization for the sign problem in low-dimensional QCD and QCD effective models at finite density2019
- Author(s)
  Akira Ohnishi, Yuto Mori, Kouji Kashiwa
- Organizer
  YITP Molecule-type Workshop on Frontiers in Lattice QCD and related topics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] The path optimization for the sign problem of low dimensional QCD2019
- Author(s)
  Yuto Mori, Kouji Kashiwa, Akira Ohnishi
- Organizer
  The 37th International Symposium on Lattice Field Theory (Lattice 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Uhlmann位相を利用した非閉じ込め相転移の研究2019
- Author(s)
  柏浩司、河野宏明
- Organizer
  第125回日本物理学会九州支部例会
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Uhlmann位相を利用した非閉じ込め相転移の研究2019
- Author(s)
  柏浩司、土居孝寛
- Organizer
  第125回日本物理学会九州支部例会
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] カノニカル法における Polyakov-loop paradox の研究2019
- Author(s)
  柏浩司、河野宏明
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] Toward solving the sign problem in dense QCD matter with the machine learning technique2019
- Author(s)
  柏浩司
- Organizer
  The 16th Yonsei-Saga partnership program 2019
- Invited
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] Evading the model sign problem in the PNJL model with repulsive vector-type interaction via path optimization2019
- Author(s)
  Akira Ohnishi, Yuto Mori, Kouji Kashiwa
- Organizer
  The 37th International Symposium on Lattice Field Theory (Lattice 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Toward solving the sign problem in dense QCD matter via the path optimization method2019
- Author(s)
  柏浩司、森勇登、大西明
- Organizer
  Quarks and Compact Stars (QCS 2019)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] Toward solving the sign problem in dense QCD matter via the path optimization method2019
- Author(s)
  Kouji Kashiwa, Yuto Mori, Akira Ohnishi
- Organizer
  Quarks and Compact Stars (QCS 2019)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01898
[Presentation] Toward solving the sign problem with machine learning2018
- Author(s)
  柏　浩司
- Organizer
  Deep Learning and physics 2018
- Invited
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] 経路最適化法を用いたQCD有効模型における符号問題の研究2018
- Author(s)
  柏　浩司
- Organizer
  日本物理学会第74回年次大会
- Data Source
  KAKENHI-PROJECT-18K03618
[Presentation] トポロジカルな観点からの非閉じ込め相転移の研究2018
- Author(s)
  柏　浩司
- Organizer
  日本物理学会九州支部例会
- Data Source
  KAKENHI-PROJECT-18K03618

1. 土居孝寛 (50804910)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
2. 大西明 (70250412)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
3. 富谷昭夫 (50837185)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 大野浩史 (20734396)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 櫻井鉄也 (60187086)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. NAMEKAWA Yusuke

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
7. 河野宏明

# of Collaborated Projects: 0 results

# of Collaborated Products: 5 results

Kashiwa Kouji 柏 浩司

Research Projects

Research Products

Co-Researchers

Unification of Computational Physics and Machine Learning

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Challenge to the sign problem via path optimization

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Investigation of confinement-deconfinement transition from topological transitionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Book] 物理学者，機械学習を使う2019

Author(s)

Total Pages

Publisher

ISBN

Data Source

[Journal Article] Some Aspects of Persistent Homology Analysis on Phase Transition : Examples in an Effective QCD Model with Heavy Quarks2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Improving efficiency of the path optimization method for a gauge theory2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Application of the path optimization method to a discrete spin system2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Persistent homology analysis for QCD effective models2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Multiplicity, probabilities, and canonical sectors for cold QCD matter2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Gauge invariant input to neural network for path optimization method2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Persistent Homology Analysis for Dense QCD Effective Model with Heavy Quarks2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Nonanalyticity, sign problem, and Polyakov line in a Z3-symmetric heavy quark model at low temperature: Phenomenological model analyses2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Information theoretical view of QCD effective model with heavy quarks2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Anatomy of the dense QCD matter from canonical sectors2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The path optimization for the sign problem of low dimensional QCD2020

Author(s)

Kashiwa Kouji 柏浩司