2465 search results - page 461 / 493 » Distributed knowledge |
ADBIS
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
CCS
2004
ACM
14 years 1 months ago
2004
ACM
We examine the problem of providing useful feedback about access control decisions to users while controlling the disclosure of the system’s security policies. Relevant feedback...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
Automatically categorizing documents into pre-defined topic hierarchies or taxonomies is a crucial step in knowledge and content management. Standard machine learning techniques ...
ECWEB
2004
Springer
14 years 1 months ago
2004
Springer
This paper presents how text -mining techniques can be used to analyze an enterprise’s external environment searching for competitors, related products and services, marketing st...
EMSOFT
2004
Springer
14 years 1 months ago
2004
Springer
The paper introduces a higher-order synchronous data-flow language in which communication channels may themselves transport programs. This provides a mean to dynamically reconfi...