17456 search results - page 3309 / 3492 » Governing with information technologies |
177
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IPPS
2009
IEEE
16 years 1 months ago
2009
IEEE
A well-known problem in P2P systems is freeriding, where users do not share content if there is no incentive to do so. In this paper, we distinguish lazy freeriders that are merel...
152
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IRI
2009
IEEE
16 years 1 months ago
2009
IEEE
A 4KB page size has been used for Virtual Memory since the sixties. In fact, today, the most common page size is still 4KB. Choosing a page size is finding the middle ground betwe...
154
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AIRS
2009
Springer
16 years 1 months ago
2009
Springer
Relevance-based language models operate by estimating the probabilities of observing words in documents relevant (or pseudo relevant) to a topic. However, these models assume that ...
224
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WAIM
2009
Springer
16 years 1 months ago
2009
Springer
Search engine advertising has become the main stream of online advertising system. In current search engine advertising systems, all users will get the same advertisement rank if t...
186
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
Sets of named entities are used heavily at commercial search engines such as Google, Yahoo and Bing. Acquiring sets of entities typically consists of combining semi-supervised exp...