Detecting and explaining changes in various assets' relationships in financial markets. - Makoto Naraoka; Teruaki Hayashi; Yukio Ohsawa; Takaaki Yoshino; Toshiaki Sugie; Kota Takano (CoRR, 2020)

Explaining Dynamic Changes in Various Asset's Relationships in Financial Markets. - Makoto Naraoka; Teruaki Hayashi; Takaaki Yoshino; Toshiaki Sugie; Kota Takano; Yukio Ohsawa (Rev. Socionetwork Strateg., 2021)

Change Explanation in Financial Markets by Graph-Based Entropy and Inter-regional Interactions. - Yosuke Nishikawa; Teruaki Hayashi; Takaaki Yoshino; Toshiaki Sugie; Yoshiyuki Nakata; Kakeru Itou; Yukio Ohsawa (AAAI Spring Symposium: HFIF, 2022)

Explanatory Change Detection in Financial Markets by Graph-Based Entropy and Inter-Domain Linkage. - Yosuke Nishikawa; Takaaki Yoshino; Toshiaki Sugie; Yoshiyuki Nakata; Kakeru Itou; Yukio Ohsawa (Entropy, 2022)

Structure Estimation of Financial Networks and Its Correlation with Mobility Data. - Naijia Liu; Kaira Sekiguchi; Yoshiyuki Nakata; Toshiaki Sugie; Takaaki Yoshino; Yukio Ohsawa (IEEE Big Data, 2024)

Hierarchical Structure Estimation of Financial Networks and Sentiment Analysis of Financial News Headlines. - Naijia Liu; Kaira Sekiguchi; Yoshiyuki Nakata; Toshiaki Sugie; Takaaki Yoshino; Yukio Ohsawa (IEEE Access, 2025)