Re: AND function

Posted by dscho on Jul 14, 2005; 10:54pm
URL: http://imagej.273.s1.nabble.com/AND-function-tp3705233p3705240.html

Hi,

On Thu, 14 Jul 2005, Raymond Lillard wrote:

> Masking off lower bits while leaving the upper bits unchanged.
> This could be used to blank background noise below a certain
> threshold w/o modifying brighter image structures.

Subtract <small number> is a much better method for this. I think the AND
function is only interesting when overlaying several bilevel channels into
one image.

Ciao,
Dscho