Objetivos: Las ontologías son un recurso que permite trabajar informáticamente con la conceptualización del significado y evitar la limitación impuesta por los términos normalizados. El objetivo de este estudio es establecer el grado de usabilidad de las terminologías para el…

In this paper, a restricted domain question answering (QA) system is described. The design architecture of this QA system and the features that allow the adaptation of the QA system to the medical domain are also presented. The advantages of…

La construcción de carreteras y otras obras públicas produce impactos ambientales severos que afectan a las propiedades de los ecosistemas. Los taludes generados en estas obras presentan escasas coberturas vegetales y el establecimiento de la vegetación, tanto de forma natural…

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…

Diagnosis is an important process in patient care. A suitable diagnosis helps a physician determine a precise treatment. Physicians also have a tendency to seek collaboration from other colleagues and expert systems for better confidence in their decision. The sources…

Esta tesis presenta un método para resolver la ambigüedad léxica pura (semántica) en textos de dominios no registrados en cualquier lengua que tenga un repositorio de sentidos organizado como una base de conocimiento léxica. A este método de resolución de…

This work presents the main theories and models formulated with the purpose of offering a global overview on the acquisition of knowledge and skills involved in the initial development of expert competence. Setting from this background, we developed an empirical…

The extension to new languages is a well known bottleneck for rule-based systems. Considerable human effort, which typically consists in re-writing from scratch huge amounts of rules, is in fact required to transfer the knowledge available to the system from…

This paper presents the automatic extension to other languages of TERSEO, a knowledge-based system for the recognition and normalization of temporal expressions originally developed for Spanish. TERSEO was first extended to English through the automatic translation of the temporal expressions.…

La presente Tesis Doctoral tiene como objetivo general el empleo de sistemas sensoriales de visión y fuerza conjuntamente para realizar el guiado de robots en aquellas tareas en las que no solo se requiere controlar la trayectoria del robot sino…