papers

Publications (8)

cs.CV2024

PARE-Net: Position-Aware Rotation-Equivariant Networks for Robust Point Cloud Registration

Runzhao Yao, Shaoyi Du, Wenting Cui +2

Learning rotation-invariant distinctive features is a fundamental requirement for point cloud registration. Existing methods often use rotation-sensitive networks to extract featur…

cs.CV2025

HunyuanOCR Technical Report

Hunyuan Vision Team, Pengyuan Lyu, Xingyu Wan +29

This paper presents HunyuanOCR, a commercial-grade, open-source, and lightweight (1B parameters) Vision-Language Model (VLM) dedicated to OCR tasks. The architecture comprises a Na…

cs.CV2025

TSPO: Temporal Sampling Policy Optimization for Long-form Video Language Understanding

Canhui Tang, Zifan Han, Hongbo Sun +7

Multimodal Large Language Models (MLLMs) have demonstrated significant progress in vision-language tasks, yet they still face challenges when processing long-duration video inputs.…

cs.CV2026

WAT: Online Video Understanding Needs Watching Before Thinking

Zifan Han, Hongbo Sun, Jinglin Xu +6

Multimodal Large Language Models (MLLMs) have shown strong capabilities in image understanding, motivating recent efforts to extend them to video reasoning. However, existing Video…

cs.CV2026

Action Hints: Semantic Typicality and Context Uniqueness for Generalizable Skeleton-based Video Anomaly Detection

Canhui Tang, Sanping Zhou, Haoyue Shi +1

Zero-Shot Video Anomaly Detection (ZS-VAD) requires temporally localizing anomalies without target domain training data, which is a crucial task due to various practical concerns,…

cs.CV2026

Advancing Pre-trained Teacher: Towards Robust Feature Discrepancy for Anomaly Detection

Canhui Tang, Sanping Zhou, Yizhe Li +2

With the wide application of knowledge distillation between an ImageNet pre-trained teacher model and a learnable student model, unsupervised anomaly detection has witnessed a sign…