Presentación Num. 5 Año 3

Presentación CITA 2009

This editorial is an introduction of the special issue composed with the best papers in e-learning of CITA2009 (Congreso Iberoamericano de Telemática). This congress was organized in Gijón/Xixón, Asturies, España, in May of 2009. The two selected papers are related with different matters of elearning, such as learning objects and system architecture. In this editorial we introduce CITA 2009 and...

Presentación De La Asignatura

The iopart - num BibTEX style

The iopart-num BibTEX style is intended for use in preparing manuscripts for Institute of Physics Publishing journals, including Journal of Physics. It provides numeric citation with Harvard-like formatting, based upon the specification in “How to prepare and submit an article for publication in an IOP journal using LTEX2ε” by Graham Douglas (2005). The iopart-num package is available on the Co...

The Random Access NUM with Multiclass Traffic

In this article, we consider the network utility maximization (NUM) problem for the random access network with multiclass traffic. The utilities associated with the users are not only concave, but also nonconcave functions. Consequently, the random access NUM problem becomes more difficult to solve. Based on the successive approximation method, we propose an algorithm that jointly controls the ...

Modelado de aspectos de navegación y presentación en aplicaciones hipermediales

Este art́ıculo presenta OO-HMethod, una propuesta metodológica que, utilizando una aproximación OO, captura la semántica necesaria para el modelado eficiente de Interfaces de Usuario en web, y extiende por tanto los métodos existentes de modelado conceptual de aplicaciones. OOHMethod recoge las dimensiones de navegación y presentación caracteŕısticas de este tipo de aplicaciones mediante dos nue...