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SIGIR
2004
ACM
14 years 3 months ago
2004
ACM
We describe a method to define and use subwebs, user-defined neighborhoods of the Internet. Subwebs help improve search performance by inducing a topic-specific page relevance ...
ADC
2004
Springer
14 years 3 months ago
2004
Springer
Web search engines crawl the web to fetch the data that they index. In this paper we re-examine that need, and evaluate the network costs associated with data acquisition, and alt...
FSTTCS
1991
Springer
14 years 1 months ago
1991
Springer
This paper closes a gap in the foundations of the theory of average case complexity. First, we clarify the notion of a feasible solution for a search problem and prove its robustne...
DEBU
2002
13 years 10 months ago
2002
State-of-the-art Web search engines are inherently limited in their abilities to search information in Deep Web beyond portals. This paper discusses how Web services and Semantic-...
OTM
2010
Springer
13 years 8 months ago
2010
Springer
In the last years the user information seeking process on the Web has shifted from document search to object search. Hence, the answers provided by Web search engines cannot consis...