261 search results - page 22 / 53 » An Optimization Technique for Answering Regular Path Queries |
192
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ICDE
2008
IEEE
16 years 1 months ago
2008
IEEE
Data sources on the web are often accessible through web interfaces that present them as relational tables, but require certain attributes to be mandatorily selected, e.g., via a w...
114
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GECCO
2007
Springer
15 years 1 months ago
2007
Springer
Frequently in the physical sciences experimental data are analyzed to determine model parameters using techniques known as parameter estimation. Eliminating the effects of noise ...
137
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IDEAS
2010
IEEE
14 years 10 months ago
2010
IEEE
Even though an effective cost-based query optimizer is of utmost importance for the efficient evaluation of XQuery expressions in native XML database systems, such a component is...
183
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VLDB
2007
ACM
15 years 12 months ago
2007
ACM
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
133
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MDM
2010
Springer
14 years 10 months ago
2010
Springer
—We present an optimal distributed algorithm to adapt the placement of a single operator in high communication cost networks, such as a wireless sensor network. Our parameterfree...