Jie Li

Last seen: 2 months ago | Active since 2021

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Question

how to set regression tree's crossval error function other than mse or mcr?
when training a regression tree, I want to use another error function instead of mse or mcr. The training code generated by regr...

2 years ago | 1 answer | 0

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answer

Question

how to set up error function other than MSE in regression or classification training model
when training a regression tree or SVM model, the default error function is MSE. How do I change it to a customized function mor...

2 years ago | 1 answer | 0

1

answer

Question

multiple linear regression warning: x is rank deficient to within machine precision.
I have a multiple linear regression problem A = 1 0 0 0 0 1 0 0 0 1 0 0 ...

3 years ago | 1 answer | 0

1

answer

Question

run glmfit , why get Warning: X is ill conditioned, or the model is overparameterized
run code for a linear regrssion. X has 5 predictors, Y is one response vector with ordinal values(1 to 5) b = glmfit(X,Y); Wa...

3 years ago | 1 answer | 0

1

answer

Question

how to create mouse movement event on UIAxes in APP Designer to catch cursor location on the axes?
I have a UIAxes created in App designer. now I want to show cursor's x y location when mouse is moving on the axe, not click.

3 years ago | 2 answers | 0

2

answers