What‘s the meaning of imshow(im1*2^4); ？

What‘s the meaning of imshow(im1*2^4); ？

[Siyuan WANG]

what’s the difference between imshow(im1*2^4) and imshow(im1)

[Adam]

Surely the difference is obvious?! For one, you can simply see it by running the two commands, for another there is only one simple thing different between them, that one image is multiplied by 2^4 and the other isn't.

Answer 1

[Guillaume]

Display an image with its intensity multiplied by 16.

If you don't know why it's multiplied by 16, ask the author of that code and complain to them that they've not commented it.