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cs.DB2025
Updatable Balanced Index for Fast On-device Search with Auto-selection Model
Yushuai Ji, Sheng Wang, Zhiyu Chen +2
Diverse types of edge data, such as 2D geo-locations and 3D point clouds, are collected by sensors like lidar and GPS receivers on edge devices. On-device searches, such as k-neare…
cs.DB2024
Approximate Vector Set Search Inspired by Fly Olfactory Neural System
Yiqi Li, Sheng Wang, Zhiyu Chen +2
Vector set search, an underexplored similarity search paradigm, aims to find vector sets similar to a query set. This search paradigm leverages the inherent structural alignment be…
cs.DB2023
Joinable Search over Multi-source Spatial Datasets: Overlap, Coverage, and Efficiency
Wenzhe Yang, Sheng Wang, Zhiyu Chen +2
The search for joinable data is pivotal for numerous applications, such as data integration, data augmentation, and data analysis. Although there have been many successful joinable…