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Author

Jian-Xin Sun

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Open access Sep 2026

Confidence-Aware Semi-Supervised Vision–Language Contrastive Learning for Abnormal Behavior Recognition

Confidence-aware semi-supervised vision–language contrastive learning (CA-VLC) is proposed, which jointly exploits limited labeled videos and abundant unlabeled videos and combines behavior-only and context-enriched text prototypes through confidence- and agreement-guided semantic fusion.

Hai-Chuan Liu, Jian-Xin Sun, X. Zhao · 0 citations
Open access Sep 2026

Zero-Shot Annotation by Large Language Model with Serial Correction of Mixed Label Corruption for Weakly Supervised Financial News Classification

It is demonstrated that coupling LLM-generated annotations with ordered label correction offers an effective means of addressing the joint effects of missing and noisy labels, providing a promising approach to financial text classification when expert annotations are scarce.

Jian-Xin Sun, Hai-Chuan Liu · 0 citations

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