|MATLAB Function Reference|
Grayscale colormap for contrast enhancement
contrast function enhances the contrast of an image. It creates a new gray colormap,
cmap, that has an approximately equal intensity distribution. All three elements in each row are identical.
cmap = contrast(X)
returns a gray colormap that is the same length as the current colormap.
cmap = contrast(X,m)
m-by-3 gray colormap.
Add contrast to the clown image defined by
Colormaps for related functions