233 search results - page 12 / 47 » An Investigation of Practical Approximate Nearest Neighbor A... |
114
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GIS
2009
ACM
15 years 7 months ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
179
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
The All Nearest Neighbor (ANN) operation is a commonly used primitive for analyzing large multi-dimensional datasets. Since computing ANN is very expensive, in previous works R*-t...
229
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SISAP
2011
IEEE
14 years 3 months ago
2011
IEEE
In this paper we present a novel technique for nearest neighbor searching dubbed neighborhood approximation. The central idea is to divide the database into compact regions repres...
130
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ICASSP
2010
IEEE
15 years 17 days ago
2010
IEEE
Handling large amounts of data, such as large image databases, requires the use of approximate nearest neighbor search techniques. Recently, Hamming embedding methods such as spec...
204
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GIS
2005
ACM
16 years 1 months ago
2005
ACM
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...