">Elapsed time is 0.047516 seconds.
Elapsed time is 0.445268 seconds.
Difference statistics:
  Range: [-2.486900e-14, 2.842171e-14]
  Mean: 0.000000,  Stdev (rmse): 0.000000,  SNR (dB): 302.015673
</pre><h2>Display image and extension of left and top boundaries:<a name="13"></a></h2><pre class="codeinput">fsz = [9 9];
fmid = ceil((fsz+1)/2);
imsz = [16 16];

<span class="comment">% pick one:</span>
im = eye(imsz);
im = mkRamp(imsz,pi/6);
im = mkSquare(imsz,6,pi/6);

<span class="comment">% pick one:</span>
