Since the first Computer and Internet based learning developments, there has been a recurrent idea: the creation of reusable didactic pieces, developed once and used many times in instructional processes, called learning objects. These elements promised to constitute knowledge bases…

Openness in organizations to obtain new ideas or create alternative paths to market, enables the identification of new elements in innovation management. This article sets out how, as of the liberalization of the Information and Communication Technology (ICT) sector in…

A Berg model application for ZrOX thin film deposition by DC reactive sputtering is presented. An alternative treatment to this model is proposed, focused on an engineering point of view. Berg model involves target poisoning as a compound covering a…

In the past few years, schools have been looking for options that enable them to raise the quality of education. Technological advances and their amazingly fast evolution, shape in Multimedia Systems (MMS) as the present and future of humanity. For…

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Desde la aparición de los primeros Sistemas Expertos o Sistemas Basados en Conocimiento, aproximadamente en la década de 1960, el uso de estas herramientas se ha extendido de manera extraordinaria. Más allá de las aplicaciones que estas herramientas, derivadas de…

The serious, probably devastating problems with which all cultures of the world are grappling are discussed, and the question of what sorts of scientific knowledge are needed to resolve these problems is considered. The knowledge now available in the behavioral…

The arid and semiarid regions of Mexico are plants highly diverse ecosystems, with potential for sustainable use. The diversity of cacti has been used mainly in food, medicine and construction, generally at regional level. Unfortunately the inhabitants of the arid…

Se destaca la importancia que tuvo la obra de Skinner en la aplicación del conocimiento psicológico a una diversidad de problemas como los de Ia educación, la salud y otros más, It is emphazised the importance of Skinner's works in…

The traditional concept of intelligence and its measurement are critically reviewed, stressing its logical and empirical deficiencies. An alternative definition of intelligence as varied and effective behavior is proposed and it is analyzed in terms of competences. Taking into account…