deletions | additions       diff --git a/figures/figure 4/caption.tex b/figures/figure 4/caption.tex  index 6732e78..55867d2 100644  --- a/figures/figure 4/caption.tex  +++ b/figures/figure 4/caption.tex 
...
Figure 5. Skeletal Tracking. (a) Using a skeletal representation of various body parts, (b) Kinect uses per-pixel, body part recognition as an intermediate step to avoid a combinational search over the different body parts