424 search results - page 5 / 85 » Query Rewriting Based on User's Profile Knowledge |
IDEAS
2005
IEEE
14 years 1 months ago
2005
IEEE
Traditional approaches to query processing aim at rewriting a given query into another more efficient one that uses less time and/or resources during the execution. There by, the...
KCAP
2003
ACM
14 years 27 days ago
2003
ACM
Tools for filtering the World Wide Web exist, but they are hampered by the difficulty of capturing user preferences in such a diverse and dynamic environment. Recommender systems ...
SBIA
2000
Springer
13 years 11 months ago
2000
Springer
Agent technology provides many services to users. The tasks in which agents are involved include information filtering, information retrieval, user's tasks automation, browsin...
CONTEXT
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. One of the key factors for effective personalization of information access is the user context. We propose a framework which integrates several critical elements that mak...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...