|  
       
  | 
  
|---|
|  
       Image (d) is obtained by an elastic transformation. Image (c) shows the resulting displacement vector field.  | 
  
|  
       
  | 
  
|---|
|  
       Image (d) is obtained by an elastic transformation. Image (c) shows the resulting displacement vector field.  | 
  
|  
       
  | 
  
|---|
|  
       Image (c) is obtained by an affin transformation.  | 
  
|  
       
  | 
  
|---|
|  
       Image (d) is obtained by an elastic transformation. Image (c) shows the resulting displacement vector field.  | 
  
|  
       
  | 
  
|---|
|  
       Image (d) is obtained by an elastic transformation. Image (c) shows the resulting displacement vector field.  |