[求助] MATLAB拟合工具如何引入误差棒？

2楼: Originally posted by dingd at 2012-04-10 14:30:25:
1stOpt拟合比Origin、Matlab都强，好像也有误差棒图。

4楼: Originally posted by dbb627 at 2012-04-10 16:56:31:
errorbar可在数据中加入误差棒
For example,
       x = 1:10;
       y = sin(x);
       e = std(y)*ones(size(x));
       errorbar(x,y,e)

6楼: Originally posted by dbb627 at 2012-04-10 17:12:37:
yEr是上下都有的偏差吧； y ±yEr
A=;
x  =A(:,1) ; y =A(:,2);yEr=A(:,3);
errorbar(x,y,yEr)

8楼: Originally posted by dbb627 at 2012-04-10 17:27:38:
用啥公式拟合，多项式？