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Chiyawanya Tsuyoshi
茶碗谷 毅
Chiyawanya Tsuyoshi
茶碗谷 毅
Graduate School of Information Science and Technology Department of Pure and Applied Mathematics, Associate Professor

Research History 5

  1. 2007/04 - Present
    大阪大学大学院・情報科学研究科・情報基礎数学専攻・准教授

  2. 2002/04 - 2007/03
    大阪大学大学院・情報科学研究科・情報基礎数学専攻・助教授

  3. 1999/10 - 2002/03
    大阪大学大学院・理学研究科・数学専攻・講師

  4. 1997/06 - 1999/09
    大阪大学大学院・理学研究科・物理学専攻・助手

  5. 1995/06 - 1997/05
    東北大学・電気通信研究所・非常勤講師(COE研究員)

Professional Memberships 1

  1. 日本物理学会

Research Areas 3

  1. Natural sciences / Mathematical physics and basic theory /

  2. Natural sciences / Mathematical analysis /

  3. Informatics / Intelligent informatics /

Papers 19

  1. Analysis of unstable periodic orbits characterizing weak generalized synchronization

    Takahashi Noi, Tsugawa Satoru, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 73.2 p. 2438-2438 2018

    Publisher: The Physical Society of Japan
  2. Multi-affinity and phase sensitivity of strange nonchaotic attractors

    Noi Takahashi, Tsuyoshi Chawanya, Yoji Aizawa

    Journal of the Physical Society of Japan Vol. 87 No. 2 p. 024003-024003 2018 Research paper (scientific journal)

  3. Swing casting boost for confined domain wall breathing

    Katsuyoshi Matsushita, Munetaka Sasaki, Tsuyoshi Chawanya

    Journal of the Physical Society of Japan Vol. 83 No. 1 p. 013801-013801 2014/01/15 Research paper (scientific journal)

  4. Chaos in ac-driven motion of confined magnetic domain wall

    Katsuyosh Matsushita, Munetak Sasaki, Tsuyoshi Chawanya

    Journal of the Physical Society of Japan Vol. 81 No. 6 p. 063801-063801 2012/06 Research paper (scientific journal)

  5. Generally emerging intermittent status transitions in a high-dimensional chaotic system

    Tsuyoshi Chawanya, Daisuke Yamaji, Yasuhiro Shimaguchi, Shun Shigeta

    Progress of Theoretical Physics Vol. 125 No. 5 p. 879-920 2011/05 Research paper (scientific journal)

  6. A minimal system with a depth-two heteroclinic network

    Tsuyoshi Chawanya, Peter Ashwin

    Dynamical Systems Vol. 25 No. 3 p. 397-412 2010/09 Research paper (scientific journal)

  7. Robust 2-band intermittency in high-dimensional globally coupled tent map systems

    Tsuyoshi Chawanya

    Progress of Theoretical Physics Supplement Vol. 161 No. 161 p. 169-172 2006 Research paper (international conference proceedings)

  8. Quasistable states in globally coupled tent map systems

    Tsuyoshi Chawanya

    Chaos Vol. 13 No. 3 p. 982-989 2003/09 Research paper (scientific journal)

  9. Slow switching near a blowout bifurcation - Yet another mechanism -

    Ayano Fujita, Tsuyoshi Chawanya

    Progress of Theoretical Physics Vol. 109 No. 1 p. 139-144 2003/01 Research paper (scientific journal)

  10. Collective motions in globally coupled tent maps with stochastic updating

    Satoru Morita, Tsuyoshi Chawanya

    Physical Review E - Statistical, Nonlinear, and Soft Matter Physics Vol. 65 No. 4 2002/04 Research paper (scientific journal)

  11. Large-Dimensional Replicator Equations with Antisymmetric Random Interactions

    Tsuyoshi Chawanya, Kei Tokita

    Journal of the Physical Society of Japan Vol. 71 No. 2 p. 429-431 2002/02 Research paper (scientific journal)

  12. Collective motions in globally coupled tent maps with stochastic updating

    Satoru Morita, Tsuyoshi Chawanya

    Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics Vol. 65 No. 4 p. 6-46201 2002 Research paper (scientific journal)

    Publisher: American Physical Society (APS)
  13. Noiseless collective motion out of noisy chaos

    Tatsuo Shibata, Tsuyoshi Chawanya, Kunihiko Kaneko

    Physical Review Letters Vol. 82 No. 22 p. 4424-4427 1999 Research paper (scientific journal)

  14. On the bifurcation structure of the mean-field fluctuation in the globally coupled tent map systems

    Tsuyoshi Chawanya, Satoru Morita

    Physica D: Nonlinear Phenomena Vol. 116 No. 1-2 p. 44-70 1998 Research paper (scientific journal)

  15. Coexistence of infinitely many attractors in a simple flow

    Tsuyoshi Chawanya

    Physica D: Nonlinear Phenomena Vol. 109 No. 3-4 p. 201-241 1997 Research paper (scientific journal)

  16. Infinitely many attractors in game dynamics system

    Tsuyoshi Chawanya

    Progress of Theoretical Physics Vol. 95 No. 3 p. 679-684 1996/03 Research paper (scientific journal)

  17. A New Type of Irregular Motion in a Class of Game Dynamics Systems

    Tsuyoshi Chawanya

    Progress of Theoretical Physics Vol. 94 No. 2 p. 163-179 1995 Research paper (scientific journal)

  18. A model for feature linking via collective oscillations in the primary visual cortex

    Tsuyoshi Chawanya, Toshio Aoyagi, Ikuko Nishikawa, Koji Okuda, Yoshiki Kuramoto

    Biological Cybernetics Vol. 68 No. 6 p. 483-490 1993/04 Research paper (scientific journal)

    Publisher: Springer Science and Business Media LLC
  19. Neural network model carrying phase information with application to collective dynamics

    Yoshiki Kuramoto, Toshio Aoyagi, Ikuko Nishikawa, Tsuyoshi Chawanya, Koji Okuda

    PROGRESS OF THEORETICAL PHYSICS Vol. 87 No. 5 p. 1119-1126 1992/09 Research paper (scientific journal)

Misc. 47

  1. 非カオス的ストレンジアトラクターのマルチアフィン特性 (ランダム力学系理論とその応用)

    高橋 野以, 茶碗谷 毅

    数理解析研究所講究録 No. 2028 p. 113-119 2017/05

    Publisher: 京都大学数理解析研究所
  2. 準周期外力2次写像系でみられる "SNA" と "riddled basin" (ランダム力学系理論とその応用)

    茶碗谷 毅

    数理解析研究所講究録 No. 2028 p. 29-30 2017/05

    Publisher: 京都大学数理解析研究所
  3. Multi-affine graph appearing in weak generalized synchronization

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 72 No. 0 p. 2987-2987 2017

    Publisher: The Physical Society of Japan
  4. relationship between switching of on-off intermittency and nonhyperbolicity

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 72 No. 0 p. 2650-2650 2017

    Publisher: The Physical Society of Japan
  5. 19aBC-2 Characterization of "weakness" for weak generalized synchronization

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 71 No. 0 p. 2770-2770 2016

    Publisher: The Physical Society of Japan
  6. On the fractal structure of strange nonchaotic attractor and the mechanism of its formation (Special Issue on New Challenges in Complex Systems Science)

    Vol. 11 p. 175-178 2015/03

    Publisher: 早稲田大学理工学術院総合研究所 (理工学研究所)
  7. 22pPSB-37 Formation Mechanism of the Fractal Structure of Strange Nonchaotic Attractor

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 70 No. 0 p. 3070-3070 2015

    Publisher: The Physical Society of Japan
  8. 23pBL-4 On Descrimination methods of SNA using coarse grained temporal series data

    Chawanya Tsuyoshi, Ajioka Akihide, Takahashi Noi, Sakai Takafumi

    Meeting Abstracts of the Physical Society of Japan Vol. 70 No. 0 p. 3136-3136 2015

    Publisher: The Physical Society of Japan
  9. 23pBL-7 Bifurcations of chaotic attractors in quasiperiodically forced systems II

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 70 No. 0 p. 3139-3139 2015

    Publisher: The Physical Society of Japan
  10. 16pCX-11 Information Processing Capacity of Strange Non-chaotic Attractors

    Nakajima K., Chawanya T., Aoyagi T.

    Meeting Abstracts of the Physical Society of Japan Vol. 70 No. 0 p. 2605-2605 2015

    Publisher: The Physical Society of Japan
  11. 17pPSA-62 Multifractal property and anomalous diffusion of strange nonchaotic attractor

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 70 No. 0 p. 2713-2713 2015

    Publisher: The Physical Society of Japan
  12. 28aAK-8 On the break down process of weak generalized synchronization in chaotically driven systems

    Chawanya Tsuyoshi, Sakai Takafumi

    Meeting Abstracts of the Physical Society of Japan Vol. 69 No. 0 p. 319-319 2014

    Publisher: The Physical Society of Japan
  13. 29pAD-14 Creation of riddled basin in quasi-periodically forced systems

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 69 No. 0 p. 344-344 2014

    Publisher: The Physical Society of Japan
  14. 9aAN-14 Bifurcations of chaotic attractors in quasiperiodically forced systems

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 69 No. 0 p. 153-153 2014

    Publisher: The Physical Society of Japan
  15. 9pAN-11 Fractal structure of strange nonchaotic attractors generated by the repellers

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 69 No. 0 p. 164-164 2014

    Publisher: The Physical Society of Japan
  16. 大自由度散逸力学系における熱力学的分岐現象について (力学系の作る集団ダイナミクス : 保存系・散逸系の枠組みを越えて : RIMS研究集会報告集)

    茶碗谷 毅

    数理解析研究所講究録 Vol. 1827 No. 1827 p. 33-41 2013/03

    Publisher: 京都大学
  17. 27aXR-7 The relation between bifurcations for quasi-periodically forced logistic map systems and the creation of SNA for the fractalization

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 68 No. 0 p. 347-347 2013

    Publisher: The Physical Society of Japan
  18. 27pXM-12 On the mechanisms of emergence of complex behavior in quasi-periodically forced logistic map systems

    Chawanya Tsuyoshi, Sakai Takafumi

    Meeting Abstracts of the Physical Society of Japan Vol. 68 No. 0 p. 360-360 2013

    Publisher: The Physical Society of Japan
  19. Similarity and difference between strange nonchaotic attractors and attractors with riddeld basins

    Chawanya Tsuyoshi, Sakai Takafumi

    Meeting Abstracts of the Physical Society of Japan Vol. 68 No. 0 p. 293-293 2013

    Publisher: The Physical Society of Japan
  20. Bifurcations of invariant sets in quasi-periodically forced systems

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 68 No. 0 p. 293-293 2013

    Publisher: The Physical Society of Japan
  21. Resonance-driven oscillation of Domain-Wall Spin-Torque Oscillator under dc : Swing Casting mechanism

    Matsushita Katsuyoshi, Sasaki Munetaka, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 68 No. 0 p. 366-366 2013

    Publisher: The Physical Society of Japan
  22. 27pBF-7 Observation of repellers in quasi-periodically forced logistic map systems (1) : Numerical algorithm

    Chawanya T., Sakai T.

    Meeting Abstracts of the Physical Society of Japan Vol. 67 No. 0 p. 382-382 2012

    Publisher: The Physical Society of Japan
  23. 27pBF-8 Observation of repellers in quasi-periodically forced logistic map systems (2) : Creation of SNA

    Sakai T., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 67 No. 0 p. 382-382 2012

    Publisher: The Physical Society of Japan
  24. 18pPSA-25 Chaos Motion of AC-Driven Confined Domain Wall

    Matsushita Katsuyoshi, Sasaki Munetaka, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 67 No. 0 p. 405-405 2012

    Publisher: The Physical Society of Japan
  25. 20pAA-9 Emergence of peculiar nonlinearity around hierarchical heteroclinic networks

    Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 67 No. 0 p. 289-289 2012

    Publisher: The Physical Society of Japan
  26. Shape of oscillator networks optimized for synchronization

    CHAWANYA Tsuyoshi, IGA Shiro, IBA Yukito, AOYAGI Toshio

    Vol. 26 No. 2 p. 245-246 2011/12/01

  27. スーパーコンピューティング・コンテスト2009

    茶碗谷 毅

    数学セミナー Vol. 48 No. 12 p. 49-53 2009/12

    Publisher: 日本評論社
  28. 22aYO-6 On the mechanism of emergence of long time correlation in globally coupled map systems

    Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 60 No. 0 p. 200-200 2005

    Publisher: The Physical Society of Japan
  29. A Kind of intermittency similars to but differents from on-off intermittency

    Fujita Ayano, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 57 No. 0 p. 224-224 2002

    Publisher: The Physical Society of Japan
  30. Diversity Dynamics of a Lotica-Volterra System with Random Food Web Interactions

    Tokita Keiitiro, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 57 No. 0 p. 278-278 2002

    Publisher: The Physical Society of Japan
  31. レプリケーター系における多様性を考える (2000年度 基礎物理学研究所研究会「大自由度進化モデルの力学系研究」)

    茶碗谷 毅, 時田 恵一郎

    物性研究 Vol. 77 No. 3 p. 575-580 2001/12

    Publisher: 物性研究刊行会
  32. ヘテロクリニック軌道のネットワークと関連するアトラクター (複雑な多谷ポテンシャルエネルギー面上で生起する動力学的諸問題--力学的決定性と統計性の中間領域を探る(1))

    茶碗谷 毅

    物性研究 Vol. 76 No. 1 p. 85-89 2001/04

    Publisher: 物性研究刊行会
  33. Machikaneyama Project

    Kikuchi M., Tokita K., Chawanya T.

    Meeting Abstracts of the Physical Society of Japan Vol. 55 No. 0 p. 272-272 2000

    Publisher: The Physical Society of Japan
  34. Quasi-periodic collective motion in weakly coupled CML systems I

    CHAWANYA Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 53 No. 0 p. 645-645 1998

    Publisher: The Physical Society of Japan
  35. カオス研究の最前線(11) ヘテロクリニック軌道のつくる大域的構造と軌道の特異な振舞い

    茶碗谷 毅

    数理科学 Vol. 35 No. 11 p. 45-51 1997/11

    Publisher: サイエンス社
  36. 生態系モデルでのサドル間遷移 (複雑系(5))

    茶碗谷 毅

    物性研究 Vol. 68 No. 5 p. 572-576 1997/08

    Publisher: 物性研究刊行会
  37. Temporal evolution of self-replicator systems and psudo stable states

    CHAWANYA Tsuyoshi

    Vol. 9 p. 243-248 1997/01/16

  38. 進化の問題を(統計)力学の立場から考える 第1部 レプリケ-タ-方程式でみられる特異な運動について (第41回物性若手夏の学校(1996年度))

    茶碗谷 毅

    物性研究 Vol. 67 No. 2 p. 227-236 1996/11

    Publisher: 物性研究刊行会
  39. Population dynamicsで見られる無限個のアトラクタの共存--有効な自由度の動的な変化を伴う運動の特異性について (特集 複雑系--生成と崩壊のダイナミクス)

    茶碗谷 毅

    数理科学 Vol. 34 No. 6 p. 44-49 1996/06

    Publisher: サイエンス社
  40. ランダムに相互作用する多数の種の決定論的個体数動力学の力学的振舞いと絶滅法則(動的ネットワークの複雑化と進化,基研長期研究会「複雑系」,研究会報告)

    佐々 真一, 茶碗谷 毅

    物性研究 Vol. 63 No. 6 p. 696-696 1995

    Publisher: 物性研究刊行会
  41. 27p-PS-120 Behavior of Bursting Neuron Population

    Aoyagi Toshio, Kuramoto Yoshiki, Chawanya Tsuyoshi, Okuda Kouji, Nishikawa Ikuko

    Meeting Abstracts of the Physical Society of Japan Vol. 47 No. 0 p. 418-418 1992

    Publisher: The Physical Society of Japan
  42. Neural nets and Phase information.

    KURAMOTO Y, AOYAGI T, NISHIKAWA I, CHAWANYA T, OKUDA K

    次世代産業基盤技術新機能素子技術シンポジウム予稿集 Vol. 10th p. 157-162 1991/10

  43. 視覚情報処理における集団引き込み(カオスとその周辺,研究会報告)

    蔵本 由紀, 西川 郁子, 青柳 富誌生, 奥田 浩司, 茶碗 谷毅

    物性研究 Vol. 56 No. 2 p. 217-218 1991

    Publisher: 物性研究刊行会
  44. 14.パルス的相互作用を持つ興奮性素子の集団的振舞い(京都大学大学院理学研究科物理学第一専攻,修士論文題目・アブストラクト(1990年度))

    茶碗谷 毅

    物性研究 Vol. 57 No. 1 p. 121-123 1991

    Publisher: 物性研究刊行会
  45. 24p-H-4 Collective Synchronization in Visual Information Processing

    Kuramoto Yoshiki, Nishikawa Ikuko, Aoyagi Toshio, Okuda Koji, chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan Vol. 1991 No. 0 p. 411-411 1991

    Publisher: The Physical Society of Japan
  46. 27p-BPS-50 Behavior of Pulse Coupled Oscillator Popuplation I

    AOYAGI Toshio, KURAMOTO Yoshiki, CHAWANYA Tsuyoshi, OKUDA Kouji, NISHIKAWA Ikuko

    Meeting Abstracts of the Physical Society of Japan Vol. 46 No. 0 p. 427-427 1991

    Publisher: The Physical Society of Japan
  47. 28a-T-8 Behavior of Pulse Coupled Oscillator Popuplation II

    CHAWANYA Tsuyoshi, KURAMOTO Yoshiki, AOYAGI Toshio, OKUDA Kouji, NISHIKAWA Ikuko

    Meeting Abstracts of the Physical Society of Japan Vol. 46 No. 0 p. 436-436 1991

    Publisher: The Physical Society of Japan

Presentations 9

  1. Bifurcation phenomena of collective behavior in the globally coupled Bernoulli map system

    Tsuyoshi Chawanya, Michinobu Nakayama

    JPS 76th Annual Meeting, The Physical Society of Japan 2021/03/12

  2. Analysis of unstable periodic orbits characterizing weak generalized synchronization

    Takahashi Noi, Tsugawa Satoru, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan 2018

  3. relationship between switching of on-off intermittency and nonhyperbolicity

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan 2017

  4. Multi-affine graph appearing in weak generalized synchronization

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan 2017

  5. 19aBC-2 Characterization of "weakness" for weak generalized synchronization

    Takahashi Noi, Chawanya Tsuyoshi

    Meeting Abstracts of the Physical Society of Japan 2016

  6. 16pCX-11 Information Processing Capacity of Strange Non-chaotic Attractors

    Nakajima K, Chawanya T, Aoyagi T

    日本物理学会講演概要集 2015/09/16

  7. Observation of repellers in quasi-periodically forced logistic map systems (1) --- Numerical algorithm

    Tsuyoshi Chawanya, Takafumi Sakai

    2012/03

  8. Observation of repellers in quasi-speriodically forced logistic map systems (2) --- Creation of SNA

    Takafumi Sakai, Tsuyoshi Chawanya

    2012/03

  9. 大域結合テントマップ系における平均場のゆらぎの分岐構造について(共著)

    1997

Academic Activities 1

  1. サイエンスカフェ@待兼山

    2015/12 -