User manual

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Small Vision System User Manual 28
for the window are 9x9 or 11x11. The window size is selected using the Sum window drop list. In the
MMX implementation, not all window sizes are supported. More technical information on the correlation
window can be found in Section 3.4.
2.4.8 Multiscale Disparity
Multiscale processing can increase the amount of information available in the disparity image, at a
nominal cost in processing time. In multiscale processing, the disparity calculation is carried out at the
original resolution, and also on images reduced by 1/2. The extra disparity information is used to fill in
dropouts in the original disparity calculation (Figure 3-8 in Section 2.4.8).
Multiscale processing is turned on in smallv by enabling the MultiScale button.