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Motion tracking in vivo. The location of the patch is tracked in the colour stereo cameras (right camera; top row). The feature is back-projected onto the multispectral camera (middle row). Multispectral images are aligned using the back-projected feature (bottom row). See Media 1 (684.5KB, AVI) , Media 2 (684KB, AVI) , and Media 3 (685KB, AVI) .
