Re: Setting grid with personalized scale

[Ben Abbott]

On Nov 25, 2009, at 5:45 AM, Renato S. Yamane wrote:

> Hi,
> 
> I'm using semilogx to generate my graph, but I would like to get a 
> x-axis like this:
> <http://www.elitebastards.com/hanners/auzentech/forte/charts/rmaa/noise96.png>
> 
> But octave is generating a x-axis with grids 10, 100, 1000, 10000, 100000.
> 
> Is possible personalize the grid?
> 
> Regards,
> Renato

Does this do what you need?

clf
x = 1:1000;
semilogx (x, sqrt(x))
a = [1, 2, 3, 5];
xtick = [a, 10*a, 100*a, 1000];
set (gca, 'xtick', xtick)
set (gca, 'xticklabel', 
{'1','2','3','5','10','20','30','50','100','200','300','500','10k'})

Ben