Predicted and verified evolution of power-law exponent in product market - Ryohei Hisano; Didier Sornette; Takayuki Mizuno (CoRR, 2011)

High quality topic extraction from business news explains abnormal financial market volatility - Ryohei Hisano; Didier Sornette; Takayuki Mizuno; Takaaki Ohnishi; Tsutomu Watanabe (CoRR, 2012)

A new approach to building the interindustry input-output table using block estimation techniques. - Ryohei Hisano (IEEE BigData, 2016)

Semi-supervised Graph Embedding Approach to Dynamic Link Prediction. - Ryohei Hisano (CoRR, 2016)

The gradual evolution of buyer-seller networks and their role in aggregate fluctuations. - Ryohei Hisano; Tsutomu Watanabe; Takayuki Mizuno; Takaaki Ohnishi; Didier Sornette (Appl. Netw. Sci., 2017)

Predicting Adverse Media Risk using a Heterogeneous Information Network. - Ryohei Hisano; Didier Sornette; Takayuki Mizuno (CoRR, 2018)

Learning Topic Models by Neighborhood Aggregation. - Ryohei Hisano (IJCAI, 2019)

Nondiagonal Mixture of Dirichlet Network Distributions for Analyzing a Stock Ownership Network. - Wenning Zhang; Ryohei Hisano; Takaaki Ohnishi; Takayuki Mizuno (COMPLEX NETWORKS (1), 2020)

Identifying the Hierarchical Influence Structure Behind Smart Sanctions Using Network Analysis. - Ryohei Hisano; Hiroshi Iyetomi; Takayuki Mizuno (SocInfo, 2020)

Gaussian Hierarchical Latent Dirichlet Allocation: Bringing Polysemy Back. - Takahiro Yoshida; Ryohei Hisano; Takaaki Ohnishi (CoRR, 2020)

Prediction of ESG compliance using a heterogeneous information network. - Ryohei Hisano; Didier Sornette; Takayuki Mizuno (J. Big Data, 2020)

Preface of Special Issue on Data Science Questing for a Better Society. - Takayuki Mizuno; Takaaki Ohnishi; Ryohei Hisano; Hiroshi Iyetomi; Tsutomu Watanabe (Rev. Socionetwork Strateg., 2022)

Masked prediction and interdependence network of the law using data from large-scale Japanese court judgments. - Ryoma Kondo; Takahiro Yoshida; Ryohei Hisano (Artif. Intell. Law, 2023)

Leveraging Large Language Models for Institutional Portfolio Management: Persona-Based Ensembles. - Yoshia Abe; Shuhei Matsuo; Ryoma Kondo; Ryohei Hisano (IEEE Big Data, 2024)

Collaborative System Synergizing Human Expertise and Large-scale Language Models for Legal Knowledge Graph Construction. - Ryoma Kondo; Tomohiro Watanabe; Takahiro Yoshida; Kazuyuki Yamasawa; Ryohei Hisano (ISWC (Posters/Demos/Industry), 2024)

Hypergraph Change Point Detection using Adapted Cardinality-Based Gadgets: Applications in Dynamic Legal Structures. - Hiroki Matsumoto; Takahiro Yoshida; Ryoma Kondo; Ryohei Hisano (CoRR, 2024)

Hierarchical Narrative Analysis: Unraveling Perceptions of Generative AI. - Riona Matsuoka; Hiroki Matsumoto; Takahiro Yoshida; Tomohiro Watanabe; Ryoma Kondo; Ryohei Hisano (CoRR, 2024)