Page 632 - Digital Signal and Image Processing Using MATLAB
P. 632

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                                        Histogram         Calculated threshold (mean)



                                                             128
                                       0       50      100     150      200     250
                                        Variance deviation  Calculated threshold (Otsu)



                                                             132
                                       0       50      100     150      200     250

                                              
     M %
   627   628   629   630   631   632   633   634   635   636   637