17329 search results - page 3211 / 3466 » Improved non-approximability results |
149
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ECIR
2009
Springer
16 years 3 months ago
2009
Springer
Document retrieval systems conventionally use words as the basic unit of representation, a natural choice since words are primary carriers of semantic information. In this paper w...
208
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ECIR
2009
Springer
16 years 3 months ago
2009
Springer
Abstract. This paper concerns document ranking in information retrieval. In information retrieval systems, the widely accepted probability ranking principle (PRP) suggests that, fo...
205
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ICWS
2009
IEEE
16 years 3 months ago
2009
IEEE
The main memory management has been a critical issue to provide high performance in web cluster systems. To overcome the speed gap between processors and disks, many prefetch sche...
174
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ICDCS
2009
IEEE
16 years 3 months ago
2009
IEEE
Retrieving sequential rich media content from modern commodity disks is a challenging task. As disk capacity increases, there is a need to increase the number of streams that are ...
158
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EUROSYS
2009
ACM
16 years 3 months ago
2009
ACM
This paper evaluates pointer tainting, an incarnation of Dynamic Information Flow Tracking (DIFT), which has recently become an important technique in system security. Pointer tai...