158 search results - page 21 / 32 » High dimensional reverse nearest neighbor queries |
103
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VLDB
2000
ACM
15 years 1 months ago
2000
ACM
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
ACCV
2007
Springer
15 years 1 months ago
2007
Springer
This paper presents an efficient indexing and retrieval scheme for searching in document image databases. In many non-European languages, optical character recognizers are not very...
PODS
1989
ACM
15 years 1 months ago
1989
ACM
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
102
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CIVR
2003
Springer
15 years 3 months ago
2003
Springer
Abstract. The paper describes a fast system for appearance based image recognition . It uses local invariant descriptors and efficient nearest neighbor search. First, local affine ...
ICML
2008
IEEE
15 years 10 months ago
2008
IEEE
In this paper we study how to improve nearest neighbor classification by learning a Mahalanobis distance metric. We build on a recently proposed framework for distance metric lear...