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MathGroup Archive 2001

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Re: nxn matrix into point coordinate

  • To: mathgroup at
  • Subject: [mg28562] Re: nxn matrix into point coordinate
  • From: "Paul Lutus" <nospam at>
  • Date: Fri, 27 Apr 2001 03:56:16 -0400 (EDT)
  • References: <9c7m8b$>
  • Sender: owner-wri-mathgroup at

"Andre Perrig" <pera97 at> wrote in message
news:9c7m8b$sb8 at
> Dear reader,
> I imported a monochrome bitmap and converted it into a list, and got the
> matrix representing the pixels.
> I whish to get the coordinates of each black pixel to have a one
> dimensional function.
> How is that possible ?

How is what possible? It is not clear what you are trying to accomplish. Do
you want to create a list of those coordinates that have a "black" pixel,
presumably numerical zeros?

Paul Lutus

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