2 papers
cs.DB2026
RISK: Efficiently processing rich spatial-keyword queries on encrypted geo-textual data
Zhen Lv, Cong Cao, Hongwei Huo +4
Symmetric searchable encryption (SSE) for geo-textual data has attracted significant attention. However, existing schemes rely on task-specific, incompatible indices for isolated s…
cs.DB2025
Revisiting the Index Construction of Proximity Graph-Based Approximate Nearest Neighbor Search
Shuo Yang, Jiadong Xie, Yingfan Liu +5
Proximity graphs (PG) have gained increasing popularity as the state-of-the-art solutions to -approximate nearest neighbor (-ANN) search on high-dimensional data, which serve…