function perf=mse(e)%% calculate the mean squared error of the given errors% %  'perf = mse(E);'%% see also:%    mae, linf, trimmedmse%% Copyright (c) 2002,  KULeuven-ESAT-SCD, License & help @ http://www.esat.kuleuven.ac.be/sista/lssvmlabperf = sum(sum(e.^2)) / prod(size(e));