INSTRUCTIONS FOR RUNNING NSDCALC SOFTWARE Nsdcalc.m is a Matlab program for performing the image enhancement process described in the accompanying paper. Place the program in your work directory along with the demonstration data file grav.tx

医学图像处理；灰度直方图；边缘检测；灰度变换；图像增强；图像分割；-medical image processing edge detection gray-scale transformation image enhancement image segmentation