Hi...I got some issue here,i get "undefined function or variable matlab 'sout'. The first class assignment to a local variable determine its class"

I keep trying to solve but still can't. Some buddy can help me solve this? I appreciate your advice !

[John D'Errico]

We might try, but how can we see? Is there text in that image?

Answer 1

[Walter Roberson]

t0 = 60;
imgmin = 0;
imgmax = 0;
imgmin = min(img(:));
imgmax = max(img(:));
th = t0 + (imgmin + imgmax)./2;

sout = zeros(size(img));
sout = img > th;

[ching linnkee]

thank a lot

Answer 2

[Image Analyst]

Replace the whole function contents with this:

t0 = 60;
threshold = t0 + (max(img(:)) + min(img(:))) / 2;
sout = img > threshold;

[ching linnkee]

thanks for your reply, but it still no work. It come out the threshold variable issue.