Help with fitting linear equation

18 次查看（过去 30 天）
Mirelys Llana
Mirelys Llana 2015-11-13
回答： Image Analyst 2015-11-13
I need help with my HW pls, I have a data set and I have to fit a linear equation on a given data to identify the intercept and the slope

请先登录，再回答此问题。

回答（4 个）

Sean de Wolski
Sean de Wolski 2015-11-13
>>doc polyfit
Thorsten
Thorsten 2015-11-13
help robustfit
the final exampel contains also a standard linear regression using "regress".
Star Strider
Star Strider 2015-11-13
And a third option:
B = [ones(size(x(:))) x(:)]\y(:);
slope = B(2)
intercept = B(1)
Image Analyst
Image Analyst 2015-11-13
See my attached polyfit demo that I have posted countless times.

类别

在 Help Center 和 File Exchange 中查找有关 Linear and Nonlinear Regression 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by