matlab 第二节

>> xi = 1:0.25:10; >> xi = interp1(x,y,xi,'nearest'); >> xi = 1:0.25:10; >> yi1 = interp1(x,y,xi,'nearest'); >> yi1 = interp1(x,y,xi,'linear'); >> yi1 = interp1(x,y,xi,'nearest'); >> yi2 = interp1(x,y

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