huber_m.m

这个程序是TD-S-CDMA系统中,TDOA定位方法的系统程序.

function out=Huber_M(r,b)
% this is a Huber M estimatin function
% b is the cut-off value
% r^2/2   if abs(r)<=b
% b*abs(r)-b^2/2  if abs(r)>b
%
        if abs(r)<=b
            out=r^2/2;
        else
            out=b*abs(r)-b^2/2;
        end