1391 search results - page 242 / 279 » Knowledge Retrieval (KR) |
104
click to vote
WWW
2006
ACM
15 years 12 months ago
2006
ACM
Social networks play important roles in the Semantic Web: knowledge management, information retrieval, ubiquitous computing, and so on. We propose a social network extraction syst...
WWW
2005
ACM
15 years 12 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
107
click to vote
WWW
2005
ACM
15 years 12 months ago
2005
ACM
In this work we present topic diversification, a novel method designed to balance and diversify personalized recommendation lists in order to reflect the user's complete spec...
WWW
2004
ACM
15 years 12 months ago
2004
ACM
We present a Semantic Web application that we call CS AKTive Space1 . The application exploits a wide range of semantically heterogeneous and distributed content relating to Compu...
166
click to vote
SIGMOD
2009
ACM
15 years 11 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...