339 search results - page 27 / 68 » Improved Query Performance with Variant Indexes |
115
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CPM
2006
Springer
15 years 4 months ago
2006
Springer
The Range-Minimum-Query-Problem is to preprocess an array such that the position of the minimum element between two specified indices can be obtained efficiently. We present a dire...
SIGIR
2005
ACM
15 years 6 months ago
2005
ACM
In this poster we describe alternative inverted index structures that reduce the time required to process queries, produce a higher query throughput and still return high quality ...
99
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WWW
2008
ACM
16 years 1 months ago
2008
ACM
Current search engines do not support user searches for chemical entities (chemical names and formulae) beyond simple keyword searches. Usually a chemical molecule can be represen...
101
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CVPR
2008
IEEE
16 years 2 months ago
2008
IEEE
The state of the art in visual object retrieval from large databases is achieved by systems that are inspired by text retrieval. A key component of these approaches is that local ...
204
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ICDE
2003
IEEE
16 years 1 months ago
2003
IEEE
In many database applications involving string data, it is common to have near neighbor queries (asking for strings that are similar to a query string) or nearest neighbor queries...