Zhifu Chen — accepted AI-conference papers

2026

CSG: Cognitive Structure Generation for Intelligent Education

Hengnian Gu, Zhifu Chen, Yuxin Chen, Jin Zhou, Dongdai Zhou

ICML 2026poster

Cognitive structure (CS), a student's construction of concepts and inter-concept relations, has long been recognized as a foundational notion in psychology and intelligent education, yet remains largely unassessable in practice. Existing approaches such as knowledge tracing (KT) and cognitive diagno…

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2026

K-12EduBench: A Benchmark for Evaluating Large Language Models’ Knowledge, Problem-Solving, and Educational Goal Cognition in K-12 Education

Yuqing Ye, Xuan Zhou, Zhifu Chen, Dandan Li, Hengnian Gu, Jin Peng Zhou +1

AAAI 2026technical

Large language models hold great promise for transforming K-12 education, but there is an urgent need for systematic evaluation of their core educational capabilities. Existing benchmarks often overlook educational goal cognition and overemphasize answer accuracy, thereby failing to capture deeper s

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