Affiliation: | (1) IBM Almaden Research Center, 650 Harry Road, 95120-6099 San Jose, CA, USA;(2) BBC Forschungszentrum, Baden-Dattuil, Switzerland;(3) Physics Department, Faculty of Sciences, University of Tunis, Tunis, Tunisia;(4) IBM Watson Research Center, 10598 Yorktown Heights, NY, USA |