2121 search results - page 246 / 425 » Indexing Incomplete Databases |
166
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GIS
1997
ACM
15 years 10 months ago
1997
ACM
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involve...
154
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DLOG
2007
15 years 8 months ago
2007
We introduce a description language for specifying partial ordering relations over concept descriptions in description logics, and show how the language can be used in combination ...
170
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CIARP
2008
Springer
15 years 8 months ago
2008
Springer
Abstract. Cluster validation to determine the right number of clusters is an important issue in clustering processes. In this work, a strategy to address the problem of cluster val...
168
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JASIS
2006
15 years 6 months ago
2006
The aggregated citation relations among journals included in the Science Citation Index provide us with a huge matrix which can be analyzed in various ways. Using principal compon...
162
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SIGPRO
2008
15 years 6 months ago
2008
Multiwindow Gabor representations highlight fingerprints suitable for indexing of macromolecules, based on their local periodic structures. This paper presents a technique for ana...