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cs.DB2026
ACTIVE: A Dynamic Pareto-Frontier-Based Unified Index for Dual-Vector Query
Shengyuan Lin, Shufeng Gong, Zheng Wang +4
Existing approximate nearest neighbor search (ANNS) methods generally assume that each entity has a single vector. In many real-world applications, however, an entity is associated…
cs.DB2025
GeoLayer: Towards Low-Latency and Cost-Efficient Geo-Distributed Graph Stores with Layered Graph
Feng Yao, Xiaokang Yang, Shufeng Gong +3
The inherent connectivity and dependency of graph-structured data, combined with its unique topology-driven access patterns, pose fundamental challenges to conventional data replic…
cs.DB2023
GastCoCo: Graph Storage and Coroutine-Based Prefetch Co-Design for Dynamic Graph Processing
Hongfu Li, Qian Tao, Song Yu +6
An efficient data structure is fundamental to meeting the growing demands in dynamic graph processing. However, the dual requirements for graph computation efficiency (with contigu…