2 papers
cs.DB2025
GTRSS: Graph-based Top- Representative Similar Subtrajectory Query
Mingchang Ge, Liping Wang, Xuemin Lin +2
Trajectory mining has attracted significant attention. This paper addresses the Top-k Representative Similar Subtrajectory Query (TRSSQ) problem, which aims to find the k most repr…
cs.LG2025
GradStop: Exploring Training Dynamics in Unsupervised Outlier Detection through Gradient
Yuang Zhang, Liping Wang, Yihong Huang +3
Unsupervised Outlier Detection (UOD) is a critical task in data mining and machine learning, aiming to identify instances that significantly deviate from the majority. Without any…