The Telematics Industry faces tremendous challenges for growth. Regardless of the efforts and investment from vehicle manufacturers and suppliers, telematics has not been that profitable industry that many analyst forecasted five years ago; a 40 billion industry by 2003. This…

This thesis investigates the use of Carrier-phase Differential GPS (CDGPS) in relative navigation filters for formation flying spacecraft. This work analyzes the relationship between the Extended Kalman Filter (EKF) design parameters and the resulting estimation accuracies, and in particular, the…

This thesis highlights the effectiveness of Real Options Analysis (ROA) in capacity planning decisions for engineering projects subject to uncertainty. This is in contrast to the irreversible decision-making proposed by the deterministic strategies based on expected estimates of parameters drawn…

En este artículo, describimos un modelo interactivo de resumen orientado
a síntesis de información (PRISMA). El usuario interactúa con el sistema por
medio de listas de conceptos clave extraídos automáticamente. El modelo hace uso
de información sintáctica para identificar conceptos…

Actualmente existe una cierta tendencia investigadora hacia el área de
la búsqueda de respuestas en dominios restringidos. En este papel se detalla la parte
de nuestro sistema de búsqueda de respuestas en el dominio médico que se encarga
del análisis…

Descripción completa.

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…

This paper deals with the "Calculus of Knowledge", an extension of the propositional calculus in which one may reason about what other people know. Semantic and Syntactic systems are developed, certain theorems are proven, and a formal solution in the…

There has been a lot of research addressing the relationship between Information Technology (IT) investments and productivity. Most of the work has been based on firm-level metrics such as total IT investment. We present what we believe is one of…

Se plantea la utilidad que representa para el alumno el aprendizaje significativo de la lengua escrita para acceder a la información como base para la construcción del conocimiento. Así, la atención pedagógica se centra en aspectos que debe poner en…