likelihood.m.txt

这是马尔可夫-蒙特卡罗算法的MATLAB源程序.

function lv = Likelihood(p,d)
% lv = Likelihood(p,d)
% Calculate value of likelihood for state p given data d
% Structure p must include correct Green's functions for the resistances

% Colin Fox, 11 Jan 2003.

lv = exp(-sum(sum((p.G(d.ElecNodes,:)-d.Data).^2))/(2*d.StdDev.^2));