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…

In recent years, researchers in artificial intelligence have become interested in replicating human physical reasoning talents in computers. One of the most important skills in this area is predicting how physical systems will behave. This thesis discusses an implemented program…

This paper describes a system for the computer understanding of English. The system answers questions, executes commands, and accepts information in normal English dialog. It uses semantic information and context to understand discourse and to disambiguate sentences. It combines a…

All intelligence relies on search --- for example, the search for an intelligent agent's next action. Search is only likely to succeed in resource-bounded agents if they have already been biased towards finding the right answer. In artificial agents, the…

The aim of this paper is to show the application of moodle software to help the knowledge of graphic representation of valves with an online application. This online application has being used in a specific subject of the University of…

La biodiversidad cultivada es un elemento clave para la conservación de agroecosistemas sostenibles que debe abordarse tanto desde una perspectiva ecológica como también desde una perspectiva social. Ambos componentes, natural y social, se conjugan coevolutivamente para dar como resultado una…

Challenges and new horizons for the strengthening of family farming; Embrapa?s studies benefit family farming and Brazilian traditional populations; Basic sanitation: a solution to improve quality of life in the fields; Technology for sustainable agricultural and livestock system; Adoption of…

A system for visual recognition is described, with implications for the general problem of representation of knowledge to assist control. The immediate objective is a computer system that will recognize objects in a visual scene, specifically hammers. The computer receives…

La Gramática del Papel y la Referencia es una teoría funcional del lenguaje que permite la representación de un texto de entrada en términos de su estructura lógica. Con el fin de ir más allá de la gramática nuclear, el…

This report develops a conceptual framework in which to talk about mathematical knowledge. There are several broad categories of mathematical knowledge: results which contain the traditional logical aspects of mathematics; examples which contain illustrative material; and concepts which include formal…