3836 search results - page 397 / 768 » Semantics of Database Transformations |
198
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COLING
2010
15 years 1 months ago
2010
We present a transformation scheme that mediates between description logics (DL) or RDF-encoded ontologies and type hierarchies in feature logics (FL). The DL-to-FL direction is i...
153
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
Abstract—We introduce schema covering, the problem of identifying easily understandable common objects for describing large and complex schemas. Defining transformations between...
162
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SSDBM
2009
IEEE
16 years 1 months ago
2009
IEEE
Abstract. With the drastic increase of object trajectory data, the analysis and exploration of trajectories has become a major research focus with many applications. In particular,...
185
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ICDE
2006
IEEE
16 years 23 days ago
2006
IEEE
XML structural joins, which evaluate the containment (ancestor-descendant) relationships between XML elements, are important operations of XML query processing. Estimating structu...
192
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CIKM
2005
Springer
16 years 8 days ago
2005
Springer
We present data representations, distance measures and organizational structures for fast and efficient retrieval of similar shapes in image databases. Using the Hough Transform w...