[MATLAB数学相关] 有关于nlinfit非线性拟合的问题谢谢各位大侠指导呀 - MATLAB爱好者论坛-LabFans.com

mathjiang · 2011-11-19, 20:09

x是1*27的向量，y是1*9的向量。

x1=[-292.2,-137.3,1120.9,-33877.0,-35100.1,33812.2,-48791.0,-74.3,48609.9];
x2=[-35588.1,-36343.4,35635.9,-808.6,-24.9,-330.5,-298.3,-50834.3,-466.1];
x3=[35238.0,-34957.3,-35201.9,35506.2,-34776.5,-35558.4,-971.7,-1357.6,-219.5];
x=[x1;x2;x3]; %其中逗号改为分号.

2011-11-19, 20:09	#2
mathjiang 高级会员注册日期: 2008-01-02 帖子: 247 声望力: 22	回复: 有关于nlinfit非线性拟合的问题谢谢各位大侠指导呀 x是127的向量，y是19的向量。 x1=[-292.2,-137.3,1120.9,-33877.0,-35100.1,33812.2,-48791.0,-74.3,48609.9]; x2=[-35588.1,-36343.4,35635.9,-808.6,-24.9,-330.5,-298.3,-50834.3,-466.1]; x3=[35238.0,-34957.3,-35201.9,35506.2,-34776.5,-35558.4,-971.7,-1357.6,-219.5]; x=[x1;x2;x3]; %其中逗号改为分号.