El paralelismo entre el evento de ayer y el de hoy: exhibiciones de poder

El Centro Multimedia de Galicia: un modelo de colaboración entre el sector público y el privado en el desarrollo de e-learning

ISSN 1932-8540 © IEEE Abstract—Quality assurance is one of the most critical aspects of e-learning. This challenge is even more demanding when related to an initiative promoted by a public administration – the regional government of Galicia, Spain – targeted to continuing education in a rapidly evolving economical sector. Can we assess that our course portfolio matches the needs of our audience...

Análisis de Sentimientos y Minería de Opiniones: el corpus EmotiBlog

EmotiBlog is a collection of blog posts created and annotated for detecting subjective expressions in the new textual genres born with the Web 2.0. Previous work has demonstrated the relevance of the Machine learning systems as tool for detecting opinionated information. In this paper we explore additional features for a deep analysis of these techniques. Moreover, we compare EmotiBlog with the...

Cálculo De Variaciones Y El Teorema De Bonnet

Resumen. El objetivo de estas notas es presentar algunas nociones básicas que se utilizan en el estudio de superficies en el espacio euclidiano R3. Aplicaremos el cálculo de variaciones, que es una herramienta muy útil en diversas áreas de la matemática y la f́ısica, para relacionar la geometŕıa de una superficie con su topoloǵıa. Demostraremos el teorema de Bonnet, que afirma que si S es una su...

El Concepto De Racionalidad

Índice de contraste morfológico basado en el análisis de los contornos y el fondo de la imagen

In this work, a contrast index for quantifying the perceived contrast in an image is proposed. The index is based on Weber’s law and takes into account background estimation through the erosion of opening by reconstruction. The performance of our proposal is illustrated with a set of images processed by contrast mapping and compared with two contrast measures given in the literature.