In this work we present a virtual whiteboard and chat tool which has been developed and integrated in a learning management system (SWAD). It is being used as a teaching aid for several degrees at the University of Granada (UGR). Since it started being used, at the end of academic year 2006/2007, it has been successfully used in several courses. This new tool solves some of the disadvantages th...

This paper puts forward a novel image enhancement method via Mean and Variance based Subimage Histogram Equalization (MVSIHE), which effectively increases the contrast of the input image with brightness and details well preserved compared with some other methods based on histogram equalization (HE). Firstly, the histogram of input image is divided into four segments based on the mean and varian...

Resumen El presente art́ıculo describe una aplicación para dispositivos móviles desarrollada en el marco de un proyecto de investigación cuyo objetivo es fomentar las visitas al patrimonio, tanto cultural como académico y cient́ıfico, de la Universidad de Granada (España). Dicha aplicación se ha planteado como un juego serio que hace uso de mecanismos de geolocalización para ofrecer una experienc...

Characterization of Teflon polymer based gaskets under expedited aging is the objective this work. are exploited frequently as a replacement to asbestos fiber because their excellent leak tightness and nonhazardous physical degradation properties. The research focuses profoundly on adverse influence temperature thermal cycles creep cumulative damage phenomenon compressive load. Virgin expanded ...