J Corbo, A Calvó-Armengol, D Parkes - ACM SIGOPS Operating …, 2006 - dl.acm.org
… , we use a simulated annealing search to find contributionand social welfare-… function
given in Equation 1 is captured by the matrix Σ = −I + aG.For any two matrices Σ and Σ , we write …