3 papers
cs.LG2025
CORAL: Concept Drift Representation Learning for Co-evolving Time-series
Kunpeng Xu, Lifei Chen, Shengrui Wang
In the realm of time series analysis, tackling the phenomenon of concept drift poses a significant challenge. Concept drift -- characterized by the evolving statistical properties…
cs.LG2025
Towards Robust Nonlinear Subspace Clustering: A Kernel Learning Approach
Kunpeng Xu, Lifei Chen, Shengrui Wang
Kernel-based subspace clustering, which addresses the nonlinear structures in data, is an evolving area of research. Despite noteworthy progressions, prevailing methodologies predo…
cs.LG2024
WormKAN: Are KAN Effective for Identifying and Tracking Concept Drift in Time Series?
Kunpeng Xu, Lifei Chen, Shengrui Wang
Dynamic concepts in time series are crucial for understanding complex systems such as financial markets, healthcare, and online activity logs. These concepts help reveal structures…