SETN: Stock Embedding Enhanced with Textual and Network Information. - Takehiro Takayanagi; Hiroki Sakaji; Kiyoshi Izumi (IEEE Big Data, 2022)

Harnessing Behavioral Traits to Enhance Financial Stock Recommender Systems: Tackling the User Cold Start Problem. - Takehiro Takayanagi; Kiyoshi Izumi (IEEE Big Data, 2023)

Personalized Dynamic Recommender System for Investors. - Takehiro Takayanagi; Chung-Chi Chen 001; Kiyoshi Izumi (SIGIR, 2023)

Personalized Stock Recommendation with Investors' Attention and Contextual Information. - Takehiro Takayanagi; Kiyoshi Izumi; Atsuo Kato; Naoyuki Tsunedomi; Yukina Abe (SIGIR, 2023)

Context-Aware Stock Recommendations with Stocks' Characteristics and Investors' Traits. - Takehiro Takayanagi; Kiyoshi Izumi (IEICE Trans. Inf. Syst., 2023)

Is ChatGPT the Future of Causal Text Mining? A Comprehensive Evaluation and Analysis. - Takehiro Takayanagi; Masahiro Suzuki 004; Ryotaro Kobayashi; Hiroki Sakaji; Kiyoshi Izumi (IEEE Big Data, 2024)

Beyond Turing Test: Can GPT-4 Sway Experts' Decisions? - Takehiro Takayanagi; Hiroya Takamura; Kiyoshi Izumi; Chung-Chi Chen 001 (CoRR, 2024)

Incorporating Domain-Specific Traits into Personality-Aware Recommendations for Financial Applications. - Takehiro Takayanagi; Kiyoshi Izumi (New Gener. Comput., 2024)

FinPersona: An LLM-Driven Conversational Agent for Personalized Financial Advising. - Takehiro Takayanagi; Masahiro Suzuki 004; Kiyoshi Izumi; Javier Sanz-Cruzado; Richard McCreadie; Iadh Ounis (ECIR (5), 2025)

CoFinDiff: Controllable Financial Diffusion Model for Time Series Generation. - Yuki Tanaka; Ryuji Hashimoto; Takehiro Takayanagi; Zhe Piao; Yuri Murayama; Kiyoshi Izumi (IJCAI, 2025)

Can GPT-4 Sway Experts' Investment Decisions? - Takehiro Takayanagi; Hiroya Takamura; Kiyoshi Izumi; Chung-Chi Chen 001 (NAACL (Findings), 2025)

Are Generative AI Agents Effective Personalized Financial Advisors? - Takehiro Takayanagi; Kiyoshi Izumi; Javier Sanz-Cruzado; Richard McCreadie; Iadh Ounis (SIGIR, 2025)

The Impact and Feasibility of Self-Confidence Shaping for AI-Assisted Decision-Making. - Takehiro Takayanagi; Ryuji Hashimoto; Chung-Chi Chen 001; Kiyoshi Izumi (CoRR, 2025)

Agent-Based Simulation of a Financial Market with Large Language Models. - Ryuji Hashimoto; Takehiro Takayanagi; Masahiro Suzuki 004; Kiyoshi Izumi (CoRR, 2025)

PREFINE: Personalized Story Generation via Simulated User Critics and User-Specific Rubric Generation. - Kentaro Ueda; Takehiro Takayanagi (CoRR, 2025)