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J-GLOBAL ID：201801006955284980   Update date: May. 11, 2024

Ito Mariko

イトウ マリコ | Ito Mariko
Affiliation and department：
The University of Tokyo Institute of Industrial Science

About The University of Tokyo Institute of Industrial Science


Job title： Project Lecturer
Research field  (2)： Applied mathematics and statistics ,  Basic mathematics
Research keywords  (2)： Social networks ,  Collective decision making
Research theme for competitive and other funds  (4)：
  • 2022 - 2027 自己・相互励起型点過程を用いた経済・社会の内生的変動の変化点検知
  • 2023 - 2025 集団意思決定における特徴的な意見表明クラスタの解析
  • 2022 - 2023 Hawkes過程解析による情報カスケードのトリガー検出
  • 2020 - 2023 社会ネットワーク上の意思表明タイミングに着目した集団意思決定の実証的・理論的研究
Papers (19)：
  • Mariko I. Ito, Yudai Honma, Takaaki Ohnishi, Tsutomu Watanabe, Kazuyuki Aihara. Exogenous and endogenous factors affecting stock market transactions: A Hawkes process analysis of the Tokyo Stock Exchange during the COVID-19 pandemic. PLOS ONE. 2024. 19. 4. e0301462-e0301462
  • Yuya Nemoto, Hiroyuki Hasada, Mariko Ito, Yosuke Nagahashi, Yoshikazu Iwase, Yudai Honma. Simultaneous clustering of sightseeing spots and visitors based on real trajectory data and extracting personalized secret spots. Journal of the City Planning Institute of Japan. 2023. 58. 3. 1156-1163
  • Mariko I. Ito, Akira Sasaki. Casting votes of antecedents play a key role in successful sequential decision-making. PLOS ONE. 2023. 18. 2. e0282062-e0282062
  • Saki Saito, Mariko I. Ito, Takaaki Ohnishi. Fluctuations in the Number of Stores by Industry During the COVID-19 Pandemic Based on Japanese Phone Book Entries. The Review of Socionetwork Strategies. 2022. 16. 2. 545-557
  • Kazuki Koyama, Mariko I. Ito, Takaaki Ohnishi. Fluctuation in Grocery Sales by Brand: An Analysis Using Taylor’s Law. The Review of Socionetwork Strategies. 2022. 16. 2. 417-430
ｍore...
MISC (11)：
  • Kazuki Koyama, Mariko I. Ito, Masanori Sakaguchi, Takaaki Ohnishi. Classification of power spectra of EEG by non-negative matrix factorization. IEICE Technical Report MSS2021076, NLP2021-147(2022-03). 2022. 111-116
  • 宮城周, 伊藤真利子, 坂口昌徳, 大西立顕. 畳み込みニューラルネットワークによるマウス脳波時系列からの睡眠ステージ分類. 情報処理学会第84回全国大会講演論文集. 2022. 4. 993-994
  • 齋藤紗季, 伊藤真利子, 大西立顕. コロナ禍における電話帳データの登録店舗数の都道府県別変動調査. 情報処理学会第84回全国大会講演論文集. 2022. 4. 863-864
  • 伊藤毅, 大西立顕, 伊藤真利子. 国勢調査とモバイル空間統計を用いた診療所の診療圏内の人口分布の推定. 情報処理学会第84回全国大会講演論文集. 2022. 4. 945-946
  • Kazuki Koyama, Mariko I. Ito, Takaaki Ohnishi. Analysis of consumers by age and gender in POS data based on Taylor's law. IEICE Technical Report. 2021. 121. 307. 61-66
ｍore...
Lectures and oral presentations  (34)：
  • 点過程時系列に基づく市場銘柄の関係性を定量化する手法の考察
    (アルゴリズム取引と金融市場学会 株式市場と外国為替市場における高頻度データ分析 2023)
  • 取引点過程の特徴量から見た 日銀臨時会合時の株式市場動向の定量化
    (キャノングローバル戦略研究所 2023 年度経済・ 社会の分野横断的研究会 2023)
  • Urban Dynamics through event analysis: A spatial-temporal graph approach using media data
    (The 2nd International Symposium on One Health, One World (OHOW 2023) 2023)
  • Identifying exogenous and endogenous factors driving stock market fluctuations
    (The Physical Society of Japan 2023 Annual Meeting 2023)
  • Characteristics in point process of collective decision-making and group performance
    (The 23rd Conference of the International Federation of Operational Research Societies (IFORS), Santiago, Chile 2023)
ｍore...
Education (1)：
  • 2013 - 2018 SOKENDAI (The graduate university for advanced studies) School of advanced studies Department of evolutionary studies of biosystems, Five-year doctoral course
Professional career (1)：
  • 博士 (理学) (総合研究大学院大学)
Work history (6)：
  • 2024/04 - 現在 The University of Tokyo Institute of Industrial Science Project Lecturer
  • 2022/04 - 現在 Rikkyo University Graduate School of Artificial Intelligence and Science
  • 2022/04 - 2024/03 The University of Tokyo Institute of Industrial Science Project research associate
  • 2020/04 - 2022/03 RIKKYO UNIVERSITY Graduate School of Artificial Intelligence and Science Artificial Intelligence and Science Assistant Professor
  • 2019/04 - 2020/03 The University of Tokyo Graduate School of Information Science and Technology, Social ICT Research Center Project Researcher
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Awards (4)：
  • 2022/09 - Institute of Industrial Science, The University of Tokyo Award of Excellence, Yayoi Award, Institute of Industrial Science, the University of Tokyo
  • 2021/06 - 日本コンピュータ化学会2021春季年会 優秀ポスター賞
  • 2018/05 - Japan student services organization (JASSO) Repayment exemption for students with excellent grades, Type I scholarship (Exemption of half of loan)
  • 2010/05 - Japan student services organization (JASSO) Repayment exemption for students with excellent grades, Type I scholarship (Exemption of half of loan)
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