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PODS
2008
ACM
165views Database» more  PODS 2008»
14 years 7 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
DOLAP
2003
ACM
14 years 29 days ago
Spatial hierarchy and OLAP-favored search in spatial data warehouse
Data warehouse and Online Analytical Processing(OLAP) play a key role in business intelligent systems. With the increasing amount of spatial data stored in business database, how ...
Fangyan Rao, Long Zhang, Xiulan Yu, Ying Li, Ying ...
ICCSA
2004
Springer
14 years 1 months ago
Semantic Completeness in Sub-ontology Extraction Using Distributed Methods
The use of ontologies lies at the very heart of the newly emerging era of Semantic Web. They provide a shared conceptualization of some domain that may be communicated between peop...
Mehul Bhatt, Carlo Wouters, Andrew Flahive, J. Wen...
WWW
2002
ACM
14 years 8 months ago
A pragmatic application of the semantic web using SemTalk
The Semantic Web is a new layer of the Internet that enables semantic representation of the contents of existing web pages. Using common ontologies, human users sketch out the mos...
Christian Fillies, Gay Wood-Albrecht, Frauke Weich...
JDCTA
2010
171views more  JDCTA 2010»
13 years 2 months ago
A Complex XML Schema to Map the XML Documents of Distance Education Technical Specifications into Relational Database
To manage the complicated data such as recursive elements, multiply namespaces, repeatable structures, extended elements and attributes in the XML Binding documents of distance ed...
Xin-hua Zhu, Qing-ling Zeng, Qing-hua Cao