SIVP Toolbox
Last update : April, 2006

im2bw - Convert image to binary

Calling Sequence

im2 = im2bw(im, thresh)



im2bw convert intensity or RGB images to binary images. The output is a boolean matrix, which has value of %T for all pixels in the input image with luminance grater than thresh and %F for all the other pixels. (You specify thresh in the range [0,1], regardless of the type of the input image.)


Shiqi Yu <shiqi.yu[at]>


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See Also

im2uint8,  im2int8,  im2uint16,  im2int16,  im2int32,  im2double,  mat2gray,