12807 search results - page 2494 / 2562 » Application - Platform Performance Modeling and Evaluation |
345
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
141
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EDBT
2004
ACM
16 years 4 months ago
2004
ACM
The join operation, which combines tuples from multiple relations, is the most fundamental and, typically, the most expensive operation in database queries. The standard approach t...
146
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EWSN
2004
Springer
16 years 3 months ago
2004
Springer
Abstract. We propose a model for communication in single-hop wireless sensor networks and define and evaluate the performance of a robust, energy balanced protocol for a powerful a...
128
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WSDM
2010
ACM
16 years 1 months ago
2010
ACM
As the Web provides rich data embedded in the immense contents inside pages, we witness many ad-hoc efforts for exploiting fine granularity information across Web text, such as We...
138
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WWW
2010
ACM
15 years 11 months ago
2010
ACM
We explore the use of the landing page content in sponsored search ad selection. Specifically, we compare the use of the ad’s intrinsic content to augmenting the ad with the wh...