Photopolymers are studied as holographic recording materials for recording computer-generated phase holograms. The recording was performed using a holographic copying process, in which the master is produced by means of a high resolution graphic device. To our knowledge it is…

Conocer los contextos en los que se desenvuelve una determinada sociedad es fundamental para comprender las pautas que rigen el sector publicitario dentro de unas coordenadas espacio-temporales, pero también resulta interesante establecer el proceso inverso. Es decir, partir de la…

In big companies, managerial activities and organizational boundaries will over time hide most unevenly developed skill and knowledge distribution patterns; studying the organizations with the means of modern applied physics is thus quite difficult. People are forced to communicate along…

Ensuring environmental sustainability is the aim of the seventh Millennium Development Goal (MDG7). United Nations data shows insufficient progress, especially in developing countries. In order to generate new information about this progress and the main barriers that hinder it, we…

Social knowledge is one of the key aspects of MAS in order to face complex problems in dynamical environments. However, it is usually incorporated without specific support on behalf of the platform and that does not let agents take all…

En este artículo se describe un sistema para la clasificación de la polaridad de tuits escritos en español. Se adopta una aproximación híbrida, que combina conocimiento lingüístico obtenido mediante PLN con técnicas de aprendizaje automático. Como paso previo, se realiza…

En este artículo se describe un procedimiento para asignar de forma automática etiquetas de dominio a las glosas de WordNet. Una de las motivaciones principales del trabajo es enriquecer fuentes léxicas con información de WordNet. Para ello, se utilizan los…

Novelty is a concept of great importance in the writing of a research paper, given that the author has to persuade the audience of the news value of the reported research, which makes it worth publishing. In this paper I…

Resulta esencial, en cualquier disciplina, el conocimiento de las bases de pensamiento
sobre las que se debe asentar cualquier reflexión futura de teoría y método de la
misma. Cuestión distinta es aceptar, sin más, las ideas expresadas en su día…

The aim of this paper is to offer a functionally-motivated text typology framework which can serve as a basis for the description, comparison and classification of a wide variety of texts for generation purposes. For this task, we have adopted…