We propose a vision of the structure of knowledge and processes of learning based upon the particularity of experience. Highly specific cognitive structures are constructed through activities in limited domains of experience. For new domains, new cognitive structures develop from…

The idea of building a programmer is very seductive in that it holds the promise of massive bootstrapping and thus ties in with many ideas about learning and teaching. I will avoid going into those issues here. It is necessary,…

La Nación is a Costa Rican newspaper of national circulation, which was founded in 1946. Since 1995, it has also been involved in the distribution of digital news through its website nacion.com.
Even though La Nación maintains strong leadership within…

En este trabajo se propone una metodología para mejorar las predicciones de incendios forestales. Utilizando un simulador ya desarrollado, se utiliza un algoritmo genético para realizar una búsqueda efectiva de parámetros de entrada tal que estos parámetros logren una buena…

This paper descries D-SCRIPT, a language for representing knowledge in artificial intelligence programs. D-SCRIPT contains a powerful formalism for descriptions, which permits the representation of statements that are problematical for other systems. Particular attention is paid to problems of opaque…

The construction of expert problem-solving systems requires the development of techniques for using modular representations of knowledge without encountering combinatorial explosions in the solution effort. This report describes an approach to dealing with this problem based on making some knowledge…

La sociedad del conocimiento actual demanda que el ser humano mantenga una actitud de continuo aprendizaje. Pues la complejidad del aprendizaje
universitario comprende una red de elementos organizados con base en los principios: dialógico, recursivo y hologramático. El presente artículo

This paper introduces a model of spatial cognition to describe the states of partial knowledge that people have about the spatial structure of a large-scale environment. Spatial knowledge has several different representations, each of which captures one aspect of the…

Este trabajo es el resultado de la sistematización del proceso dirigido a la producción colectiva de textos, desarrollado con los miembros de los pueblos barí y yukpa, en el marco de un proyecto de la División Regional de Asuntos Indígenas…

Freud's theory of jokes explains how they overcome the mental "censors" that make it hard for us to think "forbidden" thoughts. But his theory did not work so well for humorous nonsense as for other comical subjects. In this essay…