3420 search results - page 390 / 684 » Proximity Search in Databases |
267
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ICDE
1999
IEEE
16 years 8 months ago
1999
IEEE
In this paper we study the node distribution of an Rtree storing region data, like for instance islands, lakes or human-inhabited areas. We will show that real region datasets are...
165
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ICPR
2008
IEEE
16 years 7 months ago
2008
IEEE
This paper proposes an efficient dental radiograph registration algorithm using Phase-Only Correlation (POC). The use of phase components in 2D (twodimensional) discrete Fourier t...
258
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VLDB
2002
ACM
16 years 6 months ago
2002
ACM
Abstract. We propose an indexing technique for the fast retrieval of objects in 2D images based on similarity between their boundary shapes. Our technique is robust in the presence...
149
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Whereas search engines assist users in locating initial information sources, often an overwhelmingly large number of ULRs is returned, and the task of browsing websites rests heavi...
158
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PODS
2006
ACM
16 years 6 months ago
2006
ACM
We initiate a novel study of clustering problems. Rather than specifying an explicit objective function to optimize, our framework allows the user of clustering algorithm to speci...