443 search results - page 66 / 89 » Quasi-inverses of schema mappings |
JSS
2000
14 years 9 months ago
2000
To simplify the task of constructing wrapper/monitor for the information sources in data warehouse systems, we provide a modularized design method to re-use the code. By substitut...
DEXA
2004
Springer
15 years 3 months ago
2004
Springer
Data integration is the process that gives users access to multiple data sources though queries against a global schema. Semantic heterogeneity has been identified as the most imp...
IJSWIS
2007
14 years 10 months ago
2007
An ontology is a formal representation of a domain modeling the entities in the domain and their relations. When a domain is represented by multiple ontologies, there is need for ...
ACMIDC
2008
14 years 11 months ago
2008
In this paper we present the results of a comparative study that explores the potential benefits of using embodied ion to help children, aged 7 to 10, learn abstract concepts rela...
NAR
2010
14 years 4 months ago
2010
BeetleBase (http://www.beetlebase.org) has been updated to provide more comprehensive genomic information for the red flour beetle Tribolium castaneum. The database contains genom...