6746 search results - page 456 / 1350 » Multimodal Database Query |
165
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GEOINFORMATICA
1998
15 years 6 months ago
1998
The issue of ®nding similar 3-D surface segments arises in many recent applications of spatial database systems, such as molecular biology, medical imaging, CAD, and geographic i...
251
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ICDE
1997
IEEE
16 years 7 months ago
1997
IEEE
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
192
Voted
CIKM
2009
Springer
16 years 27 days ago
2009
Springer
XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
193
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ICDE
2007
IEEE
16 years 19 days ago
2007
IEEE
Moving objects databases (MOD) have been receiving increasing attention from the database community in recent years, mainly due to the wide variety of applications that technology...
165
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GISCIENCE
2004
Springer
15 years 11 months ago
2004
Springer
In geospatial applications with heterogeneous databases, an ontology-driven approach to data integration relies on the alignment of the concepts of a global ontology that describe ...