1. “E. Piaggio” Research Center, University of Pisa,Italy
2. University of Udine,Department of Mathematics, Computer Science and Physics,Italy
3. Institute for Computer Music and Sound Technology, Zurich University of the Arts,Switzerland
4. “E. Piaggio” Research Center, University of Pisa,Department of Information Engineering (DII),Italy
5. The Research Hub of Electrolux Professional S. p. A.,Italy