activity
20242026
collaborators

7 papers

cs.CV2026

Unlocking Multi-Site Clinical Data: A Federated Approach to Privacy-First Child Autism Behavior Analysis

Guangyu Sun, Wenhan Wu, Zhishuai Guo +3

Automated recognition of autistic behaviors in children is essential for early intervention and objective clinical assessment. However, the development of robust models is severely…

cs.CV2026

Monocular Models are Strong Learners for Multi-View Human Mesh Recovery

Haoyu Xie, Shengkai Xu, Cheng Guo +6

Multi-view human mesh recovery (HMR) is broadly deployed in diverse domains where high accuracy and strong generalization are essential. Existing approaches can be broadly grouped…

cs.CV2026

KHMP: Frequency-Domain Kalman Refinement for High-Fidelity Human Motion Prediction

Wenhan Wu, Zhishuai Guo, Chen Chen +4

Stochastic human motion prediction aims to generate diverse, plausible futures from observed sequences. Despite advances in generative modeling, existing methods often produce pred…

cs.LG2026

Communication-Efficient Federated AUC Maximization with Cyclic Client Participation

Umesh Vangapally, Wenhan Wu, Chen Chen +1

Federated AUC maximization is a powerful approach for learning from imbalanced data in federated learning (FL). However, existing methods typically assume full client availability,…

cs.CV2025

UniSTFormer: Unified Spatio-Temporal Lightweight Transformer for Efficient Skeleton-Based Action Recognition

Wenhan Wu, Zhishuai Guo, Chen Chen +1

Skeleton-based action recognition (SAR) has achieved impressive progress with transformer architectures. However, existing methods often rely on complex module compositions and hea…

cs.CV2025

Frequency-Semantic Enhanced Variational Autoencoder for Zero-Shot Skeleton-based Action Recognition

Wenhan Wu, Zhishuai Guo, Chen Chen +2

Zero-shot skeleton-based action recognition aims to develop models capable of identifying actions beyond the categories encountered during training. Previous approaches have primar…