How add ". . ." sign between subplot

In a single figure, I have many signal to plot but I am interest to plot first two signal using two subplot and last signal using a subplot start with a sign ". . ." in matlab. How can this is possible. The examplary figure is given bleow.

[Stephen23]

Add a set of axes in that location, hide the axes lines and tick marks, plot some points.

Answer 1

[Akira Agata]

I think one possible solution would be like this:

figure
subplot(1,3,1)
plot(magic(4))
subplot(1,3,2,...
  'Visible','off',...
  'XLim',[0 1],...
  'YLim',[0 1])
text(0.2,0.5,'...','FontSize',44)
subplot(1,3,3)
surf(peaks)