The quality of ontologies (QoO) is increasingly becoming a research issue on the Semantic Web. Ontology users may have difficulties locating the proper concepts in large ontologie...
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...
Polysemy is one of the most difficult problems when dealing with natural language resources. Consequently, automated ontology learning from textual sources (such as web resources) ...
Determining the size of an ontology that is automatically learned from texts is an open issue. In this paper, we study the similarity between ontology concepts at different levels ...
Elias Zavitsanos, Sergios Petridis, Georgios Palio...
We introduce a methodology for automating the maintenance of domain-specific taxonomies based on natural language text understanding. A given ontology is incrementally updated as ...