head gestures
	snipped head gestures for down and tilt. tilth is also for tilt gestures. 
	other two folders are different gestures which may be confused 
	with down or tilt and used for testing the threshold model.
	
snipped hand gestures
  gestures for left, right and straight
  
gestures corresponding to manually labeled keywords  
	avi files
	txt files: tracked left and right hand data