Francisco Javier Moreno Arboleda

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The Online Social Networking phenomenon is growing rapidly all around the world. As a consequence, in recent years, several studies have been devoted to the analysis of Social Network Sites (SNSs). A specific issue that has been addressed is the identification of leaders based on well-known algorithms such as PageRank [1], [2], [3]. In this talk we give a(More)
There is a limited experience with catheter ablation for treatment of ventricular tachycardia (VT) in Chagasic cardiomyopathy. A 30-year-old woman experienced episodes of palpitations and syncope due to attacks of VT. A diagnosis of Chagas disease was established on a biological basis. Two-dimensional echo and contrast ventriculography showed an apical(More)
A trajectory records the evolution of the position of a moving object in a space during a time interval. In Spaccapietra's trajectory model, trajectories are segmented in subintervals called stops and moves. On the other hand, during some periods failures can occur in the transmission of data of the trajectory causing missings of information. In this paper,(More)