2 papers
cs.LG2025
K Nearest Neighbor-Guided Trajectory Similarity Learning
Yanchuan Chang, Xu Cai, Christian S. Jensen +1
Trajectory similarity is fundamental to many spatio-temporal data mining applications. Recent studies propose deep learning models to approximate conventional trajectory similarity…
cs.DB2025
ACE: A Cardinality Estimator for Set-Valued Queries
Yufan Sheng, Xin Cao, Kaiqi Zhao +4
Cardinality estimation is a fundamental functionality in database systems. Most existing cardinality estimators focus on handling predicates over numeric or categorical data. They…