collaborators

5 papers

eess.IV2025

Cracking Instance Jigsaw Puzzles: An Alternative to Multiple Instance Learning for Whole Slide Image Analysis

Xiwen Chen, Peijie Qiu, Wenhui Zhu +8

While multiple instance learning (MIL) has shown to be a promising approach for histopathological whole slide image (WSI) analysis, its reliance on permutation invariance significa…

cs.LG2025

FIC-TSC: Learning Time Series Classification with Fisher Information Constraint

Xiwen Chen, Wenhui Zhu, Peijie Qiu +6

Analyzing time series data is crucial to a wide spectrum of applications, including economics, online marketplaces, and human healthcare. In particular, time series classification…

cs.CV2025

Prompt-OT: An Optimal Transport Regularization Paradigm for Knowledge Preservation in Vision-Language Model Adaptation

Xiwen Chen, Wenhui Zhu, Peijie Qiu +6

Vision-language models (VLMs) such as CLIP demonstrate strong performance but struggle when adapted to downstream tasks. Prompt learning has emerged as an efficient and effective s…

cs.LG2025

Sequence Complementor: Complementing Transformers For Time Series Forecasting with Learnable Sequences

Xiwen Chen, Peijie Qiu, Wenhui Zhu +5

Since its introduction, the transformer has shifted the development trajectory away from traditional models (e.g., RNN, MLP) in time series forecasting, which is attributed to its…

cs.LG2024

Enhancing Graph Neural Networks in Large-scale Traffic Incident Analysis with Concurrency Hypothesis

Xiwen Chen, Sayed Pedram Haeri Boroujeni, Xin Shu +2

Despite recent progress in reducing road fatalities, the persistently high rate of traffic-related deaths highlights the necessity for improved safety interventions. Leveraging lar…