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GIS
2005
ACM
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Automated Reasoning
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GIS 2005
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Two ellipse-based pruning methods for group nearest neighbor queries
14 years 12 months ago
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www1.i2r.a-star.edu.sg
Group nearest neighbor (GNN) queries are a relatively new type of operations in spatial database applications. Different from a traditional kNN query which specifies a single quer...
Hongga Li, Hua Lu, Bo Huang, Zhiyong Huang
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