activity
20242026
collaborators

8 papers

cs.IR2026

Diffusion Models in Recommendation Systems: A Survey

Ting-Ruen Wei, Yi Fang

Recommender systems remain an essential topic due to its wide application and business potential. Given the great generation capability exhibited by diffusion models in computer vi…

cs.CL2025

BookAsSumQA: An Evaluation Framework for Aspect-Based Book Summarization via Question Answering

Ryuhei Miyazato, Ting-Ruen Wei, Xuyang Wu +2

Aspect-based summarization aims to generate summaries that highlight specific aspects of a text, enabling more personalized and targeted summaries. However, its application to book…

cs.CL2025

Efficiency-Effectiveness Reranking FLOPs for LLM-based Rerankers

Zhiyuan Peng, Ting-ruen Wei, Tingyu Song +1

Large Language Models (LLMs) have recently been applied to reranking tasks in information retrieval, achieving strong performance. However, their high computational demands often h…

cs.CL2025

Does Reasoning Introduce Bias? A Study of Social Bias Evaluation and Mitigation in LLM Reasoning

Xuyang Wu, Jinming Nian, Ting-Ruen Wei +3

Recent advances in large language models (LLMs) have enabled automatic generation of chain-of-thought (CoT) reasoning, leading to strong performance on tasks such as math and code.…

cs.CL2025

A Survey on Feedback-based Multi-step Reasoning for Large Language Models on Mathematics

Ting-Ruen Wei, Haowei Liu, Xuyang Wu +1

Recent progress in large language models (LLM) found chain-of-thought prompting strategies to improve the reasoning ability of LLMs by encouraging problem solving through multiple…

cs.CV2024

CLERF: Contrastive LEaRning for Full Range Head Pose Estimation

Ting-Ruen Wei, Haowei Liu, Huei-Chung Hu +3

We introduce a novel framework for representation learning in head pose estimation (HPE). Previously such a scheme was difficult due to head pose data sparsity, making triplet samp…