8953 search results - page 224 / 1791 » Parallel Query Processing |
222
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IR
2010
15 years 3 months ago
2010
The retrieval of sentences that are relevant to a given information need is a challenging passage retrieval task. In this context, the well-known vocabulary mismatch problem arises...
190
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CIDR
2009
15 years 7 months ago
2009
In database query processing, actual run-time conditions (e.g., actual selectivities and actual available memory) very often differ from compile-time expectations of run-time cond...
286
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VLDB
2003
ACM
16 years 6 months ago
2003
ACM
Recent work on querying data streams has focused on systems where newly arriving data is processed and continuously streamed to the user in real time. In many emerging applications...
225
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ICDE
2011
IEEE
14 years 10 months ago
2011
IEEE
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...