Fig.2 Original Image 
at 4.8 second 
  
ke AN - R n aucome i 
RE 
SE 
RO 
  
Fig.3 Binary Image 
  
Binary Image 
e. Q D era ti on asdf Ses Hs . 
  
  
  
  
  
Fig.4 Skeleton Image 
Feature ix RN 
  
  
T == 
rs 
  
  
  
  
  
  
Fig.1 Image Processing Procedure