1. Department of Sociology and Social Research, Systems, and Communication, Complex Systems and Artificial Intelligence Research Center, University of Milan-Bicocca, Viale Sarca, Building U14, 336, 20126 Milan, Italy.
2. Department of Computer Science, Systems, and Communication, Complex Systems and Artificial Intelligence Research Center, University of Milan-Bicocca, Viale Sarca, Building U14, 336, 20126 Milan, Italy.
3. Research Center for Advanced Science and Technology, University of Tokyo, 4-6-1 Komaba, Meguro, Tokyo 153–8904, Japan.