相关代码 |
|
X=0:pi/20:pi; Y=sin(X); x1=0.5:0.2:1.9; y1=[0.4794,0.6442,0.7833,0.8912,0.9636,0.9975,0.9917,0.9463]; x=0.6:0.2:1.8; L=Langrange(x1,y1,x); s=fx(x1,y1,x); sm=sanci2(x1,y1,x) plot(X,Y,'r'); hold on; plot(x,L,'gd',x,s,'b+',x,sm,'co'); xlabel('X'); ylabel('Y'); legend('原图像','Langrange','线性插值','样条插值');
相关资源 |
|