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Author

Yonghua Lu

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Open access Aug 2026

UAPE-CLIP: Uncertainty-Aware prompt learning with vision–language alignment for student engagement recognition

Student engagement recognition underpins the understanding of learning behaviors, early warning of learning risks, and the design of instructional interventions. Most existing approaches primarily model visual spatiotemporal cues and make limited use of semantic priors encoded in label text, which can lead to brittle p...

Yonghua Lu, Liang-Tong Jiang · 0 citations
Jul 2026

VITAL-RAG: Invariance Race for Context Allocation in Coding Agents

VITAL-RAG is introduced, which organizes evidence by canonical code object, keeps one query-relevant companion only when it adds semantics not already represented, and renders selected evidence under per-object and global token budgets.

Zi-Jian Lu, Yonghua Lu, Ming-Cai Chen et al. · 0 citations

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