620 search results - page 72 / 124 » Algorithms for Rewriting Aggregate Queries Using Views |
135
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PAMI
2008
15 years 3 months ago
2008
Abstract-Similarity searching often reduces to finding the k nearest neighbors to a query object. Finding the k nearest neighbors is achieved by applying either a depth-first or a ...
247
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ICDE
2009
IEEE
16 years 5 months ago
2009
IEEE
Abstract--With the advance of wireless communication technology, it is quite common for people to view maps or get related services from the handheld devices, such as mobile phones...
135
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
Dictionary-based approaches to query translation have been widely used in Cross-Language Information Retrieval (CLIR) experiments. Using these approaches, translation has been not...
160
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MOBISYS
2008
ACM
16 years 3 months ago
2008
ACM
Recent years have witnessed the impacts of distributed content sharing (Wikipedia, Blogger), social networks (Facebook, MySpace), sensor networks, and pervasive computing. We beli...
155
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
We present new algorithms on commodity graphics processors to perform fast computation of several common database operations. Specifically, we consider operations such as conjunct...