197 search results - page 15 / 40 » Identifying relevant constraints for semantic query optimiza... |
PASTE
2004
ACM
14 years 29 days ago
2004
ACM
A context-sensitive analysis is an analysis in which program elements are assigned sets of properties that depend upon the context in which they occur. For analyses on imperative ...
JCDL
2009
ACM
14 years 2 months ago
2009
ACM
Recent years have seen the rise of subject-themed digital libraries, such as the NSDL pathways and the Digital Library for Earth System Education (DLESE). These libraries often ne...
UAI
2004
13 years 9 months ago
2004
Previous work on sensitivity analysis in Bayesian networks has focused on single parameters, where the goal is to understand the sensitivity of queries to single parameter changes...
ISMIS
1999
Springer
13 years 11 months ago
1999
Springer
Semantic Query Optimisation makes use of the semantic knowledge of a database (rules) to perform query transformation. Rules are normally learned from former queries fired by the u...
DEXA
2004
Springer
14 years 28 days ago
2004
Springer
Data integration is a significant challenge: relevant data objects are split across multiple information sources, and often owned by different organizations. The sources represent...