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DOLAP
2006
ACM
16 years 15 days ago
Designing ETL processes using semantic web technologies
One of the most important tasks performed in the early stages of a data warehouse project is the analysis of the structure and content of the existing data sources and their inten...
Dimitrios Skoutas, Alkis Simitsis
ICWL
2005
Springer
16 years 1 days ago
Grounding Collaborative Knowledge Building in Semantics-Based Critiquing
In this paper we investigate the use of Latent Semantic Analysis (LSA), Critiquing Systems, and Knowledge Building to support computerbased teaching of English composition. We have...
Anders I. Mørch, William K. Cheung, Kelvin ...
PCI
2005
Springer
16 years 22 hour ago
A Graphical Rule Authoring Tool for Defeasible Reasoning in the Semantic Web
Defeasible reasoning is a rule-based approach for efficient reasoning with incomplete and inconsistent information. Such reasoning is useful for many applications in the Semantic W...
Nick Bassiliades, Efstratios Kontopoulos, Grigoris...
DEXAW
2003
IEEE
136views Database» more  DEXAW 2003»
15 years 12 months ago
Ontology Based Semantic Similarity Comparison of Documents
In this work we consider ontologies as knowledge structures that specify terms, their properties and relations among them to enable knowledge extraction from texts. We represent o...
Vladimir A. Oleshchuk, Asle Pedersen
ICADL
2003
Springer
147views Education» more  ICADL 2003»
15 years 11 months ago
Effective Image Annotation for Search Using Multi-level Semantics
There is an increasing need of development of automatic tools to annotate images for effective image searching in digital libraries. In this paper, we present a novel probabilistic...
Pu-Jen Cheng, Lee-Feng Chien