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Zhengcen Li

3 accepted papers

2026

Preserving Forgery Artifacts: AI-Generated Video Detection at Native Scale

ICLR 2026poster

The rapid advancement of video generation models has enabled the creation of highly realistic synthetic media, raising significant societal concerns regarding the spread of misinformation. However, current detection methods suffer from critical limitations. They often rely on preprocessing operation…

Cited by 0SourceScholar
2025

Rectifying Soft-Label Entangled Bias in Long-Tailed Dataset Distillation

NeurIPS 2025poster

Dataset distillation compresses large-scale datasets into compact, highly informative synthetic data, significantly reducing storage and training costs. However, existing research primarily focuses on balanced datasets and struggles to perform under real-world long-tailed distributions. In this work…

Cited by 0SourceScholar
2024

Skeleton-based Group Activity Recognition via Spatial-Temporal Panoramic Graph

ECCV 2024poster

"Group Activity Recognition aims to understand collective activities from videos. Existing solutions primarily rely on the RGB modality, which encounters challenges such as background variations, occlusions, motion blurs, and significant computational overhead. Meanwhile, current keypoint-based meth…