{HEAD ~ The present invention} based on ADC low signal constraint and {TAIL ~ DWI high signal} constraint DWI binarization processing to obtain the core area and transition area, that is more accurate 
based on
{ HEAD ~ The present invention } based on ADC low signal constraint and { TAIL ~ DWI high signal } constraint DWI binarization processing to obtain the core area and transition area , that is more accurate
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