Chenxiang Lin

Application of Temporal Action Detection Technology in Abnormal Event Detection of Surveillance Video

2025 · IEEE Access

By detecting abnormal violation event in surveillance videos, the safety management capabilities in high-risk power operations can be improved. This research constructs an intelligent abnormal event detection technology using deep learning algorithms, aiming to improve …

DCL4Rec: An Effective Debiased Contrastive Learning Framework for Long-Tail Recommendation

2025

Sequential recommendation offers a promising avenue for long-tail scenarios by modeling user behavior sequences, enabling the discovery of interest shifts and reducing the influence of popularity bias. This helps improve the fairness and accuracy of …