1. School of Engineering and Sciences, Tecnologico de Monterrey, Monterrey, Mexico
2. Department of Statistics, Computer Science and Mathematics, Public University of Navarre (UPNA), Pamplona, Spain
3. Department of Electrical and Computer Engineering, New York University Abu Dhabi, Abu Dhabi, UAE
4. Electric, Electronic and Communication Engineering Department and the Institute of Smart Cities, Public University of Navarre (UPNA), Pamplona, Spain