[TTT_IOU]

clear
clc
E=[4,3,2,1;5,4,3,2;6,5,4,3;7,6,5,4];%4*4
I=[2,1,3,1;1,2,2,3;3,3,1,1;3,2,2,1];%4*4
J=[1,1,2,2;1,2,1,3;2,1,4,3;
1,2,2,2;2,1,2,3;2,4,1,3;
1,2,3,2;2,1,1,3;2,2,1,2;
4,2,1,3;4,3,2,1;1,2,3,1;
2,3,4,1;4,2,1,2;
1,2,3,2;2,1,2,3];%16*4
for a=1:4
for b=1:16
for c=1:4
F(c)=E(I(a,c),J(b,c));
end
G(b,=F;%%%%F为一1-4矢量，所以赋值左右要匹配
end
H(a,=mean(G');%%%维数要匹配
end
望有帮助！！！