[求助]新手提问，请多多关照

[MondaSunny]

N=dim(1)*(dim(4)-0.5);
Nf=dim(1)/2;
dump=[];
for i=1:Nf
for j=1:dim(4)
dat1(i,j)=data((i-1)*dim(4)+j);
end
end

for i=1N-Nf*(dim(4)))/(dim(4)-1)
for j=1dim(4)-1)
dat2(i,j)=data((dim(4)-1)*Nf+Nf+(i-1)*(dim(4)-1)+j);
end
end


这里的dim是什么意思啊，和VB中的dim是一回事吗？:ft: