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cs.DB2026
MERIT: Efficient In-Place Deletion for Dynamic Graph-Based Approximate Nearest Neighbor Indexes
Zekai Wu, Jiabao Jin, Peng Cheng +6
Graph-based indexes have become the dominant approach to approximate nearest neighbor search (ANNS) over high-dimensional data and play a crucial role in real-world applications su…
cs.DB2026
Personalized w-Event Privacy for Infinite Stream Estimation
Leilei Du, Xu Zhou, Peng Cheng +4
In applications such as event monitoring, log analysis, and video querying, -event privacy protects individual data within a sliding time window while supporting accurate stream…
cs.DB2026
FGIM: a Fast Graph-based Indexes Merging Framework for Approximate Nearest Neighbor Search
Zekai Wu, Jiabao Jin, Peng Cheng +7
As the state-of-the-art methods for high-dimensional data retrieval, Approximate Nearest Neighbor Search (ANNS) approaches with graph-based indexes have attracted increasing attent…