how to write code for cross validation?

Hello everyone,

I have set of data(x and Y) and i want to calculate the MSE value from them. initially i tried classification model but i am getting mse value too large.

I request to you all please provide me code for cross validation

Answer 1

[xing z]

there is a standard matlab fuction for that:

https://www.mathworks.com/help/images/ref/immse.html