3225 search results - page 347 / 645 » Query Optimization by Stored Queries |
205
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...
172
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ICDE
2006
IEEE
16 years 21 days ago
2006
IEEE
We consider the problem of wide-area large-scale text search over a peer-to-peer infrastructure. A wide-area search infrastructure with billions of documents and millions of searc...
158
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VLDB
2001
ACM
15 years 11 months ago
2001
ACM
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
146
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IJCAI
2007
15 years 8 months ago
2007
Mechanism design is the study of preference aggregation protocols that work well in the face of self-interested agents. We present the first general-purpose techniques for automa...
194
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Extractors and taggers turn unstructured text into entityrelation (ER) graphs where nodes are entities (email, paper, person, conference, company) and edges are relations (wrote, ...