Rchr
J-GLOBAL ID：200901001586784980
Update date: Mar. 05, 2025
Ishizaki Ryuji
Ishizaki Ryuji
Affiliation and department：
Job title：
Professor
Research field (1)：
Mathematical physics and basic theory
Research keywords (2)：
統計力学・物性基礎論
, Statistical Physics
Research theme for competitive and other funds (3)：
- 2023 - 2026 Development and demonstration of time series analysis method for anomaly identification and detection for non-stationary time series
- 2016 - 2020 Contruction of Conntemporary Educational Programs of IT Securitty Practices
- 2010 - 2012 Analysis and application of a nonstationary time series using a time-dependent pattern entropy
Papers (27)：
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Ryuji Ishizaki, Masayoshi Inoue. Exploring the Self-Exciting Dynamics of Financial Time Series: Modeling Extreme Fluctuations with the Hawkes Process. Journal of the Physical Society of Japan. 2025. 94. 4
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Ryuji Ishizaki, Masayoshi Inoue, Kazuhiro Fukushima. Time series analysis and stochastic processes modeling using explosive eruption data from Japan’s Sakurajima volcano. Physica A: Statistical Mechanics and its Applications. 2025. 659
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Ryuji Ishizaki, Masayoshi Inoue. Short-term Kullback-Leibler divergence analysis to extract unstable periods in financial time series. Evolutionary and Institutional Economics Review. 2024
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Ryuji Ishizaki, Masayoshi Inoue. Analysis of local and global instability in foreign exchange rates using short-term information entropy. Physica A: Statistical Mechanics and its Applications. 2020. 555. 124595-124595
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Ryuji Ishizaki, Masayoshi Inoue. Time-series analysis of multiple foreign exchange rates using time-dependent pattern entropy. Physica A: Statistical Mechanics and its Applications. 2018. 490. 967-974
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MISC (147)：
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寺島 正博, 廣田 久美子, 石崎 龍二. 特例子会社における業務支援のためのICTツール導入の実績と課題 : インタビュー分析から見る障害者雇用と効率化の展望. 福岡県立大学人間社会学部紀要 / 人間社会学部紀要部会 編. 2024. 32. 2. 23-29
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石崎 龍二, 寺島 正博, 廣田 久美子. 高齢者通所介護事業所における福祉関連機器・用具の現状と課題 : A県における質問紙調査によるニーズと課題の分析. 福岡県立大学人間社会学部紀要 / 人間社会学部紀要部会 編. 2024. 32. 2. 71-83
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藤澤 健一, 石崎 龍二, 佐藤 繁美. 教育委員会との連携を通じた教育方法と情報通信技術にかかわる学生支援. 福岡県立大学人間社会学部紀要 / 人間社会学部紀要部会 編. 2024. 32. 2. 97-104
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FUJISAWA, Kenichi, ISHIZAKI, Ryuji, SATO, Shigemi. Educational practices for teacher training related to educational methods and ICT: Core curriculum and its practicies at FPU. 2023. 32. 1. 109-118
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ISHIZAKI, Ryuji. The Educational Effectiveness of“Introduction to Programming”at the Faculty of Integrated Human Studies and Social Sciences, Fukuoka Prefectural University (FY2022): Acquisition of Fundamental Skills of Python and JavaScript, and Comparison of Teaching Formats. 2023. 32. 1. 21-35
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Books (1)：
Education (1)：
- 1988 - 1993 Kyushu University Graduate School, Division of Natural Science
Professional career (2)：
- Doctor of Science (Kyushu University)
- Master of Science (Kyushu University)
Association Membership(s) (4)：
日本公衆衛生学会
, 日本心理学会
, AMERICAN PHYSICAL SOCIETY
, 日本物理学会
