507 search results - page 71 / 102 » Portfolio theory of information retrieval |
JCDL
2006
ACM
14 years 1 months ago
2006
ACM
Exploring services for digital libraries (DLs) include two major paradigms, browsing and searching, as well as other services such as clustering and visualization. In this paper, ...
DKE
2002
13 years 7 months ago
2002
We introduce the notion of iceberg concept lattices and show their use in knowledge discovery in databases. Iceberg lattices are a conceptual clustering method, which is well suit...
WIDM
2003
ACM
14 years 26 days ago
2003
ACM
At the present time, several shortcomings prevent the more effective use and more intense application of web information systems. Recent developments that are subsumed by the term...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
This paper is concerned with rank aggregation, the task of combining the ranking results of individual rankers at meta-search. Previously, rank aggregation was performed mainly by...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
Web link analysis has proven to be a significant enhancement for quality based web search. Most existing links can be classified into two categories: intra-type links (e.g., web h...