399 search results - page 71 / 80 » Query and Document Models for Enterprise Search |
EDBT
2009
ACM
14 years 3 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
CIKM
2008
Springer
13 years 10 months ago
2008
Springer
We introduce a unified graph representation of the Web, which includes both structural and usage information. We model this graph using a simple union of the Web's hyperlink ...
WWW
2008
ACM
14 years 9 months ago
2008
ACM
Social annotation has gained increasing popularity in many Web-based applications, leading to an emerging research area in text analysis and information retrieval. This paper is c...
GIS
2008
ACM
14 years 9 months ago
2008
ACM
In this paper, we describe a methodology to estimate the geographic coverage of the web without the need for secondary knowledge or complex geo-tagging. This is achieved by random...
KCAP
2005
ACM
14 years 2 months ago
2005
ACM
In this document, we describe a light-weighted ontology mediation method that allows users to send semantic queries to distant data repositories to browse for learning object meta...