Template_adaptive_updating.mpg:
The current template is warped to the previous template adaptively. 
The four small windows on the upper-left corner show original template, previous template, the warping after one iteration of LK, the warping after 10 iterations of LK.


Template_matching_to_initialization.mpg:
The current template is always warped to the original template.
The three small windows on the upper-left corner show original template, the warping after one iteration of LK, the warping after 10 iterations of LK.