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» Automatic Extraction of Ontologies Wrapping Relational Data ...
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VLDB
2007
ACM
115views Database» more  VLDB 2007»
14 years 5 months ago
Context-Aware Wrapping: Synchronized Data Extraction
The deep Web presents a pressing need for integrating large numbers of dynamically evolving data sources. To be more automatic yet accurate in building an integration system, we o...
Shui-Lung Chuang, Kevin Chen-Chuan Chang, ChengXia...
WWW
2006
ACM
14 years 5 months ago
Using graph matching techniques to wrap data from PDF documents
Wrapping is the process of navigating a data source, semiautomatically extracting data and transforming it into a form suitable for data processing applications. There are current...
Tamir Hassan, Robert Baumgartner
ESWA
2008
309views more  ESWA 2008»
13 years 4 months ago
TextOntoEx: Automatic ontology construction from natural English text
Most of existing ontologies construction tools support construction of ontological relations (e.g. taxonomy, equivalence, etc.) but they do not support construction of domain rela...
Mohamed Yehia Dahab, Hesham A. Hassan, Ahmed A. Ra...
ICCS
2005
Springer
13 years 10 months ago
Querying a Bioinformatic Data Sources Registry with Concept Lattices
Abstract Bioinformatic data sources available on the web are multiple and heterogenous. The lack of documentation and the difficulty of interaction with these data banks require us...
Nizar Messai, Marie-Dominique Devignes, Amedeo Nap...
IIR
2010
13 years 2 months ago
MOWIS: A System for Building Multimedia Ontologies from Web Information Sources
Defining ontologies within the multimedia domain still remains a challenging task, due to the complexity of multimedia data and the related associated knowledge. In this paper, we...
Vincenzo Moscato, Antonio Penta, Fabio Persia, Ant...