7Th Acm International Conference on Pervasive Technologies Related to Assistive Environments, Petra 2014, Date: 27 May 2014 through 30 May 2014, Patrocinadores: Computer Science and Engineering Department, UTA (CSE@UTA);et al.;The Fulbright Foundation;The HERACLEIA Human Centered Computing Laboratory at UTA;The National Center for Scientific Research (NCSR)- Demokritos;The University of Texas at Arlington Research Institute (UTARI)