Sciweavers

126 search results - page 13 / 26
» Contexts and Ontologies in Schema Matching
Sort
View
CISIS
2010
IEEE
14 years 1 days ago
iweightings: Enhancing Structure-based Ontology Alignment by Enriching Models with Importance Weighting
—Structural ontology matching methods analyze mainly two factors: entity labels and relationships among entities. We propose to additionally consider an importance and relevance ...
Alexandra Mazak, Bernhard Schandl, Monika Lanzenbe...
WWW
2004
ACM
14 years 7 months ago
Incremental formalization of document annotations through ontology-based paraphrasing
For the manual semantic markup of documents to become widespread, users must be able to express annotations that conform to ontologies (or schemas) that have shared meaning. Howev...
Jim Blythe, Yolanda Gil
DAWAK
2006
Springer
13 years 10 months ago
A Versioning Management Model for Ontology-Based Data Warehouses
More and more integration systems use ontologies to solve the problem of semantic heterogeneities between autonomous databases. To automate the integration process, a number of the...
Dung Nguyen Xuan, Ladjel Bellatreche, Guy Pierra
SEMWEB
2007
Springer
14 years 25 days ago
Solving Semantic Ambiguity to Improve Semantic Web based Ontology Matching
A new paradigm in Semantic Web research focuses on the development of a new generation of knowledge-based problem solvers, which can exploit the massive amounts of formally speciï¬...
Jorge Gracia, Vanessa Lopez, Mathieu d'Aquin, Mart...
ER
2003
Springer
150views Database» more  ER 2003»
13 years 12 months ago
EITH - A Unifying Representation for Database Schema and Application Code in Enterprise Knowledge Extraction
The integration of heterogeneous legacy databases requires understanding of database structure and content. We previously developed a theoretical and software infrastructure to sup...
Mark S. Schmalz, Joachim Hammer, Mingxi Wu, Oguzha...