matlab插值: 已知数据x=[0,3,5,7,9,11,12,13,14,15] y=[0,1.2,1.7,2...答:ylinear),title('method=linear');subplot(2,2,3),plot(x,y,'*'),hold on,plot(scalarx,yspline),title('method=spline');subplot(2,2,4),plot(x,y,'*'),hold on,plot(scalarx,ycubic),title('method=cubic');复制上述指令我也画出图来了,看来最小临近法插值效果不平滑 ...