2 papers
cs.LG2025
Isolation-based Spherical Ensemble Representations for Anomaly Detection
Yang Cao, Sikun Yang, Hao Tian +4
Anomaly detection is a critical task in data mining and management with applications spanning fraud detection, network security, and log monitoring. Despite extensive research, exi…
cs.CL2025
Text Anomaly Detection with Simplified Isolation Kernel
Yang Cao, Sikun Yang, Yujiu Yang +2
Two-step approaches combining pre-trained large language model embeddings and anomaly detectors demonstrate strong performance in text anomaly detection by leveraging rich semantic…