2 papers
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…
cs.LG2025
TSMini: A Simple Yet Highly Effective Trajectory Similarity Learning Model
Yanchuan Chang, Dingyang Lyu, Xu Cai +2
Trajectory similarity is fundamental to many spatio-temporal data mining applications. Recent studies propose deep learning models to approximate conventional trajectory similarity…