617 search results - page 86 / 124 » Improved techniques for result caching in web search engines |
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SIGMOD
2010
ACM
14 years 4 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
INFOCOM
2006
IEEE
15 years 3 months ago
2006
IEEE
— While structured P2P systems (such as DHTs) are often regarded as an improvement over unstructured P2P systems (such as super-peer networks) in terms of routing efficiency, it...
WWW
2010
ACM
15 years 2 months ago
2010
ACM
Web search is generally motivated by an information need. Since asking well-formulated questions is the fastest and the most natural way to obtain information for human beings, al...
WWW
2006
ACM
15 years 10 months ago
2006
ACM
Understanding goals and preferences behind a user's online activities can greatly help information providers, such as search engine and E-Commerce web sites, to personalize c...
MM
2006
ACM
15 years 3 months ago
2006
ACM
Most existing web video search engines index videos by file names, URLs, and surrounding texts. These types of video roughly describe the whole video in an abstract level without ...