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:…

Presented at: Conference on Structural Reform and the Transformation of Organizations and Businesses, sponsored by the Ashcroft International Business School and the Athenian Policy Forum. Homerton College, Cambridge, 3-6 September 2003.

Descripción completa.

Descripción completa.

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,…

Se trata de acercarnos conceptualmente a la comprensión de los elementos
básicos sobre los que las comunidades indígenas han construido su complejo sistema
de conocimientos. El logos en la cultura indígena se conforma desde una perspectiva
integral, donde participan activamente…

This survey presents within a single model three theories of decentralization of decision-making within organizations based on private information and incentives. Renegotiation, collusion, and limits on communication are three sufficient conditions for decentralization to be optimal., Cet article présente, dans…

We analyze an alternative to the standard rationalizability requirement for observed choices by considering non-deteriorating selections. A selection function is a generalization of a choice function where selected alternatives may depend on a reference (or status quo) alternative in addition…

El presente trabajo es una investigación documental, por su temática es de desarrollo teórico, persigue presentar el enfoque de Ramón A Tovar, sus imágenes de ruptura y continuidad para darle corpus a una ciencia considerada desde el criterio de lo…

El propósito de este trabajo es proponer una Base Regional de Recursos Minerales para la provincia de La Pampa partiendo de una propuesta previa en la que se puntualizaba la oferta local de recursos líticos en elÁrea del Curacó y…