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Author

Zhao-Fang Yang

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Conference Open access Sep 2026

Relation-Aware Graph Learning with Mixture-of-Experts Prediction for Cognitive Diagnosis

Cognitive diagnosis aims to infer students’ concept-level mastery from exercise response logs and exercise-concept associations. Fully leveraging heterogeneous relations and modeling large mastery-difficulty variations remain challenging, especially with a single predictor. To address these challenges, we propose RMCD,...

Jing-Wei Qu, Ming-Ze Zhang, Ping-Shun Zhang et al. · 0 citations
#artificial intelligence Review Sep 2026

LongCat-DeepResearch Technical Report

We present LongCat-DeepResearch, a deep research system that combines an enhanced LongCat model with a multi-agent workflow for producing comprehensive, evidence-grounded reports. The workflow separates global planning from detailed investigation and coordinates revision at the section level. Multiple planning agents f...

Mei Zhu, Yue-Ya Xu, Wan-Li Wu et al. · 0 citations

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