matlab實(shí)用教程100例(編輯修改稿)

　

【文章內(nèi)容簡介】 colorbaraxis offtitle(39。Figure339。)subplot(2,2,4)sphereshading flatcamlight leftcamlight rightlighting nonecolorbaraxis offtitle(39。Figure439。)實(shí)例28：羽狀圖function shili28h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 350],... 39。name39。,39。實(shí)例2839。)。subplot(2,1,1)alpha=90:10:0。r=ones(size(alpha))。m=alpha*pi/180。n=r*10。[u,v]=pol2cart(m,n)。feather(u,v)title(39。羽狀圖39。)axis([0 20 0 10])subplot(2,1,2)t=0::10。x=+i。y=exp(x*t)。feather(y)title(39。復(fù)數(shù)矩陣的羽狀圖39。)實(shí)例29：立體透視（1）function shili29h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例2939。)。[x,y,z]=meshgrid(2::2,... 2::2,... 2::2)。v=x.*exp(x.^2y.^2z.^2)。grid onfor i=2::2。 h1=surf(linspace(2,2,20),... linspace(2,2,20),... zeros(20)+i)。 rotate(h1,[1 1 1],30) dx=get(h1,39。xdata39。)。 dy=get(h1,39。ydata39。)。 dz=get(h1,39。zdata39。)。 delete(h1) slice(x,y,z,v,[2 2],2,2) hold on slice(x,y,z,v,dx,dy,dz) hold off axis tight view(5,10) drawnowend實(shí)例30：立體透視（2）function shili30h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例3039。)。[x,y,z]=meshgrid(2::2,... 2::2,... 2::2)。v=x.*exp(x.^2y.^2z.^2)。[dx,dy,dz]=cylinder。slice(x,y,z,v,[2 2],2,2)for i=2::2 h=surface(dx+i,dy,dz)。 rotate(h,[1 0 0],90) xp=get(h,39。xdata39。)。 yp=get(h,39。ydata39。)。 zp=get(h,39。zdata39。)。 delete(h) hold on hs=slice(x,y,z,v,xp,yp,zp)。 axis tight xlim([3 3]) view(10,35) drawnow delete(hs) hold offend實(shí)例31：表面圖形function shili31h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 550 250],... 39。name39。,39。實(shí)例3139。)。subplot(1,2,1)x=rand(100,1)*168。y=rand(100,1)*168。r=sqrt(x.^2+y.^2)+eps。z=sin(r)./r。xlin=linspace(min(x),max(x),33)。ylin=linspace(min(y),max(y),33)。[X,Y]=meshgrid(xlin,ylin)。Z=griddata(x,y,z,X,Y,39。cubic39。)。mesh(X,Y,Z)axis tighthold onplot3(x,y,z,39。.39。,39。Markersize39。,20)subplot(1,2,2)k=5。n=2^k1。theta=pi*(n:2:n)/n。phi=(pi/2)*(n:2:n)39。/n。X=cos(phi)*cos(theta)。Y=cos(phi)*sin(theta)。Z=sin(phi)*ones(size(theta))。colormap([0 0 0。1 1 1])C=hadamard(2^k)。surf(X,Y,Z,C)axis square實(shí)例32：沿曲線移動(dòng)的小球h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[198 56 408 468],... 39。name39。,39。實(shí)例3239。)。h1=axes(39。parent39。,h0,... 39。position39。,[ ],... 39。visible39。,39。on39。)。t=0:pi/24:4*pi。y=sin(t)。plot(t,y,39。b39。)n=length(t)。h=line(39。color39。,[0 ],... 39。linestyle39。,39。.39。,... 39。markersize39。,25,... 39。erasemode39。,39。xor39。)。k1=uicontrol(39。parent39。,h0,... 39。style39。,39。pushbutton39。,... 39。position39。,[80 100 50 30],... 39。string39。,39。開始39。,... 39。callback39。,[... 39。i=1。39。,... 39。k=1。,39。,... 39。m=0。,39。,... 39。while 1,39。,... 39。if k==0,39。,... 39。break,39。,... 39。end,39。,... 39。if k~=0,39。,... 39。set(h,39。39。xdata39。39。,t(i),39。39。ydata39。39。,y(i)),39。,... 39。drawnow。,39。,... 39。i=i+1。,39。,... 39。if in,39。,... 39。m=m+1。,39。,... 39。i=1。,39。,... 39。end,39。,... 39。end,39。,... 39。end39。])。k2=uicontrol(39。parent39。,h0,... 39。style39。,39。pushbutton39。,... 39。position39。,[180 100 50 30],... 39。string39。,39。停止39。,... 39。callback39。,[... 39。k=0。,39。,... 39。set(e1,39。39。string39。39。,m),39。,... 39。p=get(h,39。39。xdata39。39。)。,39。,... 39。q=get(h,39。39。ydata39。39。)。,39。,... 39。set(e2,39。39。string39。39。,p)。,39。,... 39。set(e3,39。39。string39。39。,q)39。])。k3=uicontrol(39。parent39。,h0,... 39。style39。,39。pushbutton39。,... 39。position39。,[280 100 50 30],... 39。string39。,39。關(guān)閉39。,... 39。callback39。,39。close39。)。e1=uicontrol(39。parent39。,h0,... 39。style39。,39。edit39。,... 39。position39。,[60 30 60 20])。t1=uicontrol(39。parent39。,h0,... 39。style39。,39。text39。,... 39。string39。,39。循環(huán)次數(shù)39。,... 39。position39。,[60 50 60 20])。e2=uicontrol(39。parent39。,h0,... 39。style39。,39。edit39。,... 39。position39。,[180 30 50 20])。t2=uicontrol(39。parent39。,h0,... 39。style39。,39。text39。,... 39。string39。,39。終點(diǎn)的X坐標(biāo)值39。,... 39。position39。,[155 50 100 20])。e3=uicontrol(39。parent39。,h0,... 39。style39。,39。edit39。,... 39。position39。,[300 30 50 20])。t3=uicontrol(39。parent39。,h0,... 39。style39。,39。text39。,... 39。string39。,39。終點(diǎn)的Y坐標(biāo)值39。,... 39。position39。,[275 50 100 20])。實(shí)例33：曲線轉(zhuǎn)換按鈕h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例3339。)。x=0::2*pi。y=sin(x)。h=plot(x,y)。grid onhuidiao=[... 39。if i==1,39。,... 39。i=0。,39。,... 39。y=cos(x)。,39。,... 39。delete(h),39。,... 39。set(hm,39。39。string39。39。,39。39。正弦函數(shù)39。39。),39。,... 39。h=plot(x,y)。,39。,... 39。grid on,39。,... 39。else if i==0,39。,... 39。i=1。,39。,... 39。y=sin(x)。,39。,... 39。set(hm,39。39。string39。39。,39。39。余弦函數(shù)39。39。),39。,... 39。delete(h),39。,... 39。h=plot(x,y)。,39。,... 39。grid on,39。,... 39。end,39。,... 39。end39。]。hm=uicontrol(gcf,39。style39。,39。pushbutton39。,... 39。string39。,39。余弦函數(shù)39。,... 39。callback39。,huidiao)。i=1。set(hm,39。position39。,[250 20 60 20])。set(gca,39。position39。,[ ])title(39。按鈕的使用39。)hold on實(shí)例34：柵格控制按鈕h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 450 250],... 39。name39。,39。實(shí)例3439。)。x=0::2*pi。y=sin(x)。plot(x,y)huidiao1=[... 39。set(h_toggle2,39。39。value39。39。,0),39。,... 39。grid on,39。,... ]。huidiao2=[... 39。set(h_toggle1,39。39。value39。39。,0),39。,... 39。grid off,39。,... ]。h_toggle1=uicontrol(gcf,39。style39。,39。togglebutton39。,... 39。string39。,39。grid on39。,... 39。value39。,0,... 39。position39。,[20 45 50 20],... 39。callback39。,huidiao1)。h_toggle2=uicontrol(gcf,39。style39。,39。togglebutton39。,... 39。string39。,39。grid off39。,... 39。value39。,0,... 39。position39。,[20 20 50 20],... 39。callback39。,huidiao2)。set(gca,39。position39。,[ ])title(39。開關(guān)按鈕的使用39。)實(shí)例35：編輯框的使用h0=figure(39。toolbar39。,39。none39。,... 39。position39。,[200 150 350 250],... 39。name39。,39。實(shí)例3539。)。f=39。Please input the letter39。huidiao1=[... 39。g=upper(f)。,39。,... 39。set(h2_edit,39。39。string39。39。,g),39。,... ]。huidiao2=[... 39。g=lower(f)。,39。,... 39。set(h2_edit,39。39。string39。39。,g),39。,... ]。h1_edit=uicontrol(gcf,39。style39。,39。edit39。,... 39。position39。,[100 200 100 50],.