The large amounts and growing of unstructured texts, available in Internet and other
scenarios, are becoming a very valuable resource of information and knowledge. The …

This paper describes the first summarization system that is able to create new sentences to
summarize documents. Creating new sentences to summarize documents is a challenging …

This paper is about communicating and sharing knowledge, in the context of environmental
sciences and the semantic Web. We present how to formally obtain ontologies from concept …

This paper proposes a context-aware method for user profiling and content retrieval based
on interactive preference learning. The method uses a novel combination of ontology-driven …

Abstract Concept maps are powerful visual tools for organizing and representing
knowledge. The development of computational systems for building and managing concept …

To address the problem of information overload and to make effective use of information
contained on the Web, we created a summarization system that can abstract key concepts …

Los mapas conceptuales constituyen una herramienta eficiente para la representación del
conocimiento en lenguaje natural. Un aspecto importante para su procesamiento de forma …

In this paper, an extended method for ontology learning from concept maps is presented.
Concept maps are a flex-ible and informal knowledge representation, while ontol-ogies are …

En el trabajo que se presenta se describe un mecanismo de formalización del conocimiento
representado en los Mapas Conceptuales con el uso de ontologías codificadas en …

Concept maps are powerful visual tools for organizing and representing knowledge. The
development of computational systems for building and managing concept maps has …