william,
if you display the histogram (ctrl+h) of the thresholded image, it gives
you the number of white and black pixels.
cheers, alex
(s) William Rogers wrote:
>I am studying at the University of Plymouth, UK, researching Composite
>Materials and in particular the fractures in certain structures. I have
>been trying to get to grips with Image J for some time now, using the
>particle analysis to count the areas of fibre ends to compare to resin area in a sectioned piece of
>laminate. However, the fibres touch each other and the program fails to
>accurately outline the individual fibres. Really, all I need to achieve
>is a black and white pixel count when the image is in threshold;
>however, i can't seem to find a function that will perform this task.
>
>I was wondering if you could suggest anything that would help, I have
>read all the online examples, but have had no success.
>
>Kind Regards,
>
>William Rogers
>
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>
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