3 papers
cs.CL2026
CollabBench: Benchmarking and Unleashing Collaborative Ability of LLMs with Diverse Players via Proactive Engagement
Hong Qian, Yuanhao Liu, Zihan Zhou +7
While LLM-based agents excel at individual tasks, effective collaboration with realistic human partners remains challenging. Most of the existing conversation-level collaborative s…
cs.CL2026
Embedding Enhancement via Fine-Tuned Language Models for Learner-Item Cognitive Modeling
Yuanhao Liu, Zihan Zhou, Kaiying Wu +5
Learner-item cognitive modeling plays a central role in the web-based online intelligent education system by enabling cognitive diagnosis (CD) across diverse online educational sce…
cs.CL2025
Language Representation Favored Zero-Shot Cross-Domain Cognitive Diagnosis
Shuo Liu, Zihan Zhou, Yuanhao Liu +2
Cognitive diagnosis aims to infer students' mastery levels based on their historical response logs. However, existing cognitive diagnosis models (CDMs), which rely on ID embeddings…