6974 search results - page 1036 / 1395 » Querying Semi-Structured Data |
244
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GIS
2009
ACM
16 years 7 months ago
2009
ACM
A route leads from a start location to a final destination and passes through geospatial entities that are picked according to search terms provided by the user. Each entity is pe...
167
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...
213
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VLDB
2008
ACM
16 years 6 months ago
2008
ACM
Histograms are used to summarize the contents of relations into a number of buckets for the estimation of query result sizes. Several techniques (e.g., MaxDiff and V-Optimal) have ...
209
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PODS
2002
ACM
16 years 6 months ago
2002
ACM
We consider the fundamental operation of applying a conjunction of selection conditions to a set of records. With large main memories available cheaply, systems may choose to keep...
147
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PODS
2008
ACM
16 years 6 months ago
2008
ACM
We consider a fundamental flow maximization problem that arises during the evaluation of multiple overlapping queries defined on a data stream, in a heterogenous parallel environm...