Re: partial plot

[Jean-Francois Cardoso]

On Mar 18, Pascal A. Dupuis wrote:
 > After some computation I obtain a matrix of values I wish to plot. But
 > some of the values are not reliable, and I can define a logical matrix
 > (matrix of ones and zeros) telling if the corresponding result is
 > valid or not.
 > 
 > I would like to have a plot containing only the valid values. 


plot will do this for you if the invalid entries are NaN (not a number)

Try this example :

octave> figure(1) ;
octave> A = randn(10,2) ;
octave> plot(A) ;
octave> figure(2) ;
octave> A(4,2) = NaN ;
octave> plot(A) ;


Cheers, JF



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