A solution of problems in multiagent systems involves representing beliefs of agents immersed in dynamic environments. Observation-based Defeasible Logic Programming (ODeLP) is an argument-based logic programming language that is used to represent an agent’s knowledge in the context of a…

Los docentes universitarios apelan al uso de herramientas web 2.0 para facilitar o mejorar el dictado de sus materias. De acuerdo con la bibliografía analizada, estas incorporaciones no son sistemáticas. Las herramientas son incorporadas paulatinamente a la práctica docente pero,…

Myrciaria floribunda (H.West ex Willd.) O.Berg, Myrtaceae, popularly known as “camboim amarelo”, was collected in Restinga de Jurubatiba (RJ, Brazil). Leaves, stems and flowers were individually submitted to hydrodistillation, affording the respective essential oils. Monoterpenes were the main group of…

There exists a large amount of knowledge representation models. But most of them have significant limitations at the epistemic level. They do not have explanatory power. Most of them do not have means to represent some functional needs to work…

Las ciencias sociales en su versión clásica –adoptando como modelo a las ciencias naturales- se centraron en el estudio de los hechos empíricos con la pretensión de arribar a un conocimiento objetivo de la realidad. Desde este enfoque la ciencia…

Fish disease diagnosis is a complicated process and requires high level of expertise, an expert system for fish disease diagnosis is considered as an effective tool to help fish farmers. However, many farmers have no computers and are not able…

A re-design process implies dealing with complex interactions between stakeholders, especially if we are talking about a personalization re-engineered process, which can be applied to an existing web application. In this context, knowledge becomes a main factor of influence, but…

En este trabajo se analizan los símbolos y representaciones del proceso de gestación entre los tobas de la provincia de Formosa poniendo especial énfasis en sus transformaciones e interrelaciones con las instituciones y representaciones biomédicas. Se considera el simbolismo del…

Este trabajo pretende contribuir, desde una perspectiva histórico demográfica, al conocimiento del sector indígena de la población rionegrina ubicada en el ámbito mesetario extendido al sur de los ríos Limay y Negro, entre 1885 y 1920. En el marco del…

As a contribution to consider software projects to be risk investments, it is important the full standardization of either the planning methodology (as a subset of project management methodology) and the effort estimation method. We think there is important and…