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SIGMOD
2006
ACM
127views Database» more  SIGMOD 2006»
16 years 3 months ago
Efficient reverse k-nearest neighbor search in arbitrary metric spaces
The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, is a generalization of the...
Elke Achtert, Christian Böhm, Peer Kröge...
VLDB
2007
ACM
191views Database» more  VLDB 2007»
16 years 3 months ago
Multidimensional reverse k NN search
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...
Yufei Tao, Dimitris Papadias, Xiang Lian, Xiaokui ...
ECCV
2010
Springer
15 years 8 months ago
The Generalized PatchMatch Correspondence Algorithm
Abstract. PatchMatch is a fast algorithm for computing dense approximate nearest neighbor correspondences between patches of two image regions [1]. This paper generalizes PatchMatc...
CORR
2010
Springer
249views Education» more  CORR 2010»
15 years 3 months ago
Lower Bounds on Near Neighbor Search via Metric Expansion
In this paper we show how the complexity of performing nearest neighbor (NNS) search on a metric space is related to the expansion of the metric space. Given a metric space we loo...
Rina Panigrahy, Kunal Talwar, Udi Wieder
CVPR
2012
IEEE
13 years 5 months ago
Spherical hashing
Many binary code encoding schemes based on hashing have been actively studied recently, since they can provide efficient similarity search, especially nearest neighbor search, an...
Jae-Pil Heo, Youngwoon Lee, Junfeng He, Shih-Fu Ch...