数字图像处理直方图规定化与均衡化自己写的matlab程序 规定化直方图 规定灰度为[zeros(1,49),0.1,zeros(1,49),0.2,zeros(1,49),0.3,zeros(1,49),0.1,zeros(1,49),0.2,zeros(1,49),0.1] 均衡化直方图