how do i retrieve the values from a plotted graph?

lets say i have a plotted graph which is obtained using an estimator block in simulink. how do i retrieve the values of the plot using only command window?

Answer 1

[Doug Hull]

>> h = plot(rand(1,3)); 
>> get(h,'ydata')

ans =

     0.534064127370726   0.089950678770581   0.111705744193203

If you have the handle of a line in MATLAB, you can get the data out of it.

I suspect you can get the information more directly from Simulink though.