Re: show values at plot

[Carlo de Falco]

On 21 Apr 2009, at 07:07, Oguz Yarimtepe wrote:

> On Mon, 2009-04-20 at 14:24 +0200, Carlo de Falco wrote:
> > you can center-click with the mouse on the points you want to
> > annotate
> > or use the "text" command
> > c.
>
> Thanx for the tip, but this is not the exact way of finding the point
> values. I can not be sure that i am pointing exactly the right  
> location
> on the graph. And also i want to save the graph after i showed the
> values, so how can i make octave show the values, instead of a manual
> interaction?
>
> Oğuz

this can be done with the "text" command, for example try the following:

x = linspace(0,1,100);
y = rand(size(x));
plot(x,y,'y',x(10:10:90),y(10:10:90),"x")
for ii = 10:10:90
text(x(ii), y(ii), sprintf("(%1.2g, %1.2g)",x(ii),y(ii)));
endfor
axis([0 1 -.1 1.1])

c.