2608 search results - page 417 / 522 » Subjects, Models, Languages, Transformations |
143
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WWW
2003
ACM
16 years 6 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
272
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POPL
2008
ACM
16 years 6 months ago
2008
ACM
The search for proof and the search for counterexamples (bugs) are complementary activities that need to be pursued concurrently in order to maximize the practical success rate of...
305
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Empowering users to access databases using simple keywords can relieve the users from the steep learning curve of mastering a structured query language and understanding complex a...
187
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PODS
2008
ACM
16 years 6 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
195
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SOSP
2009
ACM
16 years 3 months ago
2009
ACM
Data-intensive applications are increasingly designed to execute on large computing clusters. Grouped aggregation is a core primitive of many distributed programming models, and i...