collaborators

6 papers

cs.CL2026

Training-Free Test-Time Contrastive Learning for Large Language Models

Kaiwen Zheng, Kai Zhou, Jinwu Hu +3

Large language models (LLMs) demonstrate strong reasoning capabilities, but their performance often degrades under distribution shift. Existing test-time adaptation (TTA) methods r…

cs.AI2026

Plan Then Retrieve: Reinforcement Learning-Guided Complex Reasoning over Knowledge Graphs

Yanlin Song, Ben Liu, Víctor Gutiérrez-Basulto +5

Knowledge Graph Question Answering aims to answer natural language questions by reasoning over structured knowledge graphs. While large language models have advanced KGQA through t…

cs.CL2025

Towards Explainable Temporal Reasoning in Large Language Models: A Structure-Aware Generative Framework

Zihao Jiang, Ben Liu, Miao Peng +4

While large language models (LLMs) show great potential in temporal reasoning, most existing work focuses heavily on enhancing performance, often neglecting the explainable reasoni…

cs.CL2025

One Size doesn't Fit All: A Personalized Conversational Tutoring Agent for Mathematics Instruction

Ben Liu, Jihan Zhang, Fangquan Lin +2

Large language models (LLMs) have been increasingly employed in various intelligent educational systems, simulating human tutors to facilitate effective human-machine interaction.…

cs.AI2025

SymAgent: A Neural-Symbolic Self-Learning Agent Framework for Complex Reasoning over Knowledge Graphs

Ben Liu, Jihai Zhang, Fangquan Lin +3

Recent advancements have highlighted that Large Language Models (LLMs) are prone to hallucinations when solving complex reasoning problems, leading to erroneous results. To tackle…

cs.CL2025

Filter-then-Generate: Large Language Models with Structure-Text Adapter for Knowledge Graph Completion

Ben Liu, Jihai Zhang, Fangquan Lin +2

Large Language Models (LLMs) present massive inherent knowledge and superior semantic comprehension capability, which have revolutionized various tasks in natural language processi…