[Scilab-users] grayplot

[Samuel Gougeon]

Le 27/10/2016 16:47, Samuel Gougeon a écrit :
> Le 27/10/2016 05:01, Necati Gulunay a écrit :
>> I am trying to use scilab grayplot to plot a number of signed values 
>> which are distributed in the x,y plane.
>>
>> But I am getting an orange color backround in the plot even if most 
>> of the data points in the plane are zero which need to be white color 
>> according to the color map I designed.
>>
>> Could anyone please tell me what the proble may be. I am attaching 
>> the script file which contains data points and the code.
> .
> Since the points you want to "plot" seem to be sparse, you may prefer 
> using xrects() instead of a gridded plot like with Matplot() or 
> ..grayplot()
.
scatter() is also dedicated to this kind of sparse plotting:
https://help.scilab.org/docs/6.0.0/en_US/scatter.html