In the last few years, several studies have emphasized the use of ontologies as an alternative to organization of the information.
The notion of ontology has become popular in fields such as intelligent information integration, information retrieval on the Internet,…

This paper describes the development of an image retrieval
system that combines probabilistic and ontological information1. The
process is divided in two different stages: indexing and retrieval. Three
information flows have been created with different kind of information
each one:…

El propósito de este artículo es ofrecer una primera aproximación crítica a
la contribución de Hayden White a la teoría del conocimiento histórico. En la
primera parte, se presentan aquellos elementos de esa contribución que se consideran más genuinos y…

Las refl exiones sobre la producción de conocimiento dentro del área de la docencia y la investigación, y el debate que actualmente
se lleva a cabo para revisar el modo de generar conocimientos motivaron la realización de este ensayo, que…

Document classification has already been widely studied. In fact, some studies compared feature selection techniques or feature space transformation whereas some others compared the performance of different algorithms. Recently, following the rising interest towards the Support Vector Machine, various studies…

In this paper a new conception of science is defined, which opposes apocalyptic points of view —science is a perverse knowledge leading to world destruction—, to irenist points of view —science is an armonic knowledge, as a puzzle where we…

The knowledge imperfections should be considered when modeling complex problems. A solution is to develop a model that reduces the complexity and another option is to represent the imperfections: uncertainty, vagueness and incompleteness in the knowledge base. This paper proposes…

Les communautés inuites de la Baie d’Hudson au Nunavik (Québec) se distinguent des autres communautés autochtones par leur réappropriation des naissances depuis 1986 et par la création d’un programme de formation de sages-femmes locales. Cela a permis de mettre un…

, Editorial., Debate: Cambio climático ¿colapso global?, El cambio climático y sus posibles efectos sobre Venezuela., Climate change and its possible effects over Venezuela., Gabaldón, Arnoldo José, Comprendiendo el cambio climático: del conservacionismo a la concienciación ambiental., Understanding climate change:…

, Editorial., Debate: Cambio climático ¿colapso global?, El cambio climático y sus posibles efectos sobre Venezuela., Climate change and its possible effects over Venezuela., Gabaldón, Arnoldo José, Comprendiendo el cambio climático: del conservacionismo a la concienciación ambiental., Understanding climate change:…