e0458.m

matlab的一些学习资料和matlab的部分经典源码

x = 0:1; y1 = sin(x); y2=cos(x);xi = 0:.25:1; 
yi1 = interp1(x,y1,xi),yi2= interp1(x,y2,xi) %线性插值方法

yi1 = interp1(x,y1,xi,'nearest'),yi2= interp1(x,y2,xi,'nearest') %最邻近插值