Petya Osenova

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Petya Osenova is a person.



References

2010

2008

2007

  • (Simov & Osenova, 2007) ⇒ Kiril Simov, and Petya Osenova. (2007) "Applying Ontology-Based Lexicons to the Semantic Annotation of Learning Objects.” In: Proceedings of the Workshop on NLP and Knowledge Represenattion for eLearning Environments (RANLP 2007).
    • ABSTRACT: This paper discusses the role of the ontology in the definition of domain lexicons in several languages and its usage for the semantic annotation of Learning Objects (LOs). We assume that the ontology has the leading role and the lexicons are created on the basis of the meanings defined within the ontology. The semantic annotation requires the construction of special partial grammars connected to the terms in the lexicons. These special grammars are used for automatic annotation of domain texts. The ambiguous cases are resolved manually on the base of the context. The process of semantic annotation plays a twofold role: first, it produces semantically annotated texts (gold standard corpus), and second, it helps in checking the coverage of the lexicon as well as the precision of the ontology.
    • KEYWORDS: Ontology, Ontology-based lexicon, Semantic annotation.

2006