En/na Stephen Buonopane ha escrit:

On 2/2/06, Stephen Buonopane <[EMAIL PROTECTED]> wrote:

This may be a bit out of topic. I have a matrix of ones and zeros with
which I would like to produce a picture in such a way that the ones
would be represented in black, say, and the zeros in yellow. Does
somebody know of a program (for Linux) to create my picture?


Matlab will do that with the 'spy' command


Yes, that is what I mean. An illustration is at

http://www.mathworks.com/access/helpdesk/help/techdoc/ref/spy.html

but, unfortunately, I do not have Matlab.


And unfortunately this command is not in Octave (the open source version of Matlab)
I think you are going to have to do some programming.

Gnuplot has some colormap drawing capabilities. You could try that.

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