how do I make a binary image by specifying a threshold? for example more than intensity 200 be 1 and less than be 0?

how do I make a binary image by specifying a threshold? for example more than intensity 200 be 1 and less than be 0?

Answer 1

[Walter Roberson]

im2bw()

Or just

BW = YourImage > 200;

[ramin asadi]

thank you very much.