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1、实例72：图像分析（1）h0=figure('toolbar','none',...'position',[19856350468],...'name','实例72');h1=axes('parent',h0,...'position',[0.250.450.50.5],...'visible','off');I=imread('rice.tif');imshow(I)k=0;b1=uicontrol('parent',h0,...'units','points',...'tag','b1',...
2、'style','pushbutton',...'string','图像轮廓图',...'backgroundcolor',[0.750.750.75],...'position',[201006020],...'callback',[...'cla,',...'k=1;,',...'I=imread(''rice.tif'');,',...'imcontour(I)']);b2=uicontrol('parent',h0,...'units','points',...'tag','b2',...'
3、style','pushbutton',...'string','SOBEL边界图',...'backgroundcolor',[0.750.750.75],...'position',[1001006020],...'callback',[...'cla,',...'k=2;,',...'I=imread(''rice.tif'');,',...'BW=edge(I,''sobel'');,',...'imshow(BW)']);b3=uicontrol('parent',h0,...'units
4、','points',...'tag','b3',...'style','pushbutton',...'string','CANNY边界图',...'backgroundcolor',[0.750.750.75],...'position',[1801006020],...'callback',[...'cla,',...'k=3;,',...'I=imread(''rice.tif'');,',...'BW=edge(I,''canny'');,',...'imshow(BW)']);b4=ui
5、control('parent',h0,...'units','points',...'tag','b4',...'style','pushbutton',...'string','灰度调整',...'backgroundcolor',[0.750.750.75],...'position',[20506020],...'callback',[...'cla,',...'k=4;,',...'I=imread(''rice.tif'');,',...'J=imadjust(I,[0.150.9],[
6、01]);,',...'imshow(J,64)']);b5=uicontrol('parent',h0,...'units','points',...'tag','b5',...'style','pushbutton',...'string','图像柱状图',...'backgroundcolor',[0.750.750.75],...'position',[180506020],...'callback',[...'ifk==0,',...'figure,',...'imhist(I,64),'
7、,...'end,',...'ifk==1,',...'imhist(I,64),',...'end,',...'ifk==2,',...'imhist(BW,64),',...'end,',...'ifk==3,',...'imhist(BW,64),',...'end,',...'ifk==4,',...'imhist(J),',...'end']);b6=uicontrol('parent',h0,...'units','points',...'tag','b6',...'style','pu
8、shbutton',...'string','关闭',...'backgroundcolor',[0.750.750.75],...'position',[100506020],...'callback','close');实例73：过滤图像h0=figure('toolbar','none',...'position',[19856350468],...'name','实例73');h1=axes('parent',h0,...'position',[0.250.4
