17 search results - page 4 / 4 » Multi-agent based peer-to-peer information retrieval systems... |
WWW
2008
ACM
14 years 5 months ago
2008
ACM
Although most of existing research usually detects events by analyzing the content or structural information of Web documents, a recent direction is to study the usage data. In th...
CIKM
2010
Springer
13 years 3 months ago
2010
Springer
We consider the problem of learning to rank relevant and novel documents so as to directly maximize a performance metric called Expected Global Utility (EGU), which has several de...