Cross Validated Asked by Jonathan on September 4, 2020
I am new to R and cv.glmnet
. I have now tried to run my logistic model with ElasticNet instead of stepwise as people in this community suggest. But, I have troubles with the model itself as it keeps giving me different end results. I want to get alpha
and lambda
by letting cv.glmnet
do this through minimization with a k-fold
of 10. I learnt to set foldid
equal to something in order to leave out the randomness in the coefficients
, but I still get this randomness in my coefficients
in the end of each run. All other answers to this question deals with a fixed alpha
as here and here. This is my code
set.seed(123)
nfolds <- 10
foldid <- sample(1:10, size = length(y), replace=TRUE)
model <- lapply(1:10, function(i){
cv.glmnet(trainX, trainY, type.measure = "deviance", family = "binomial", alpha = i, foldid = foldid, parallel = TRUE)
})
Again, I do not want to fix my alpha
and lambda
, but surely get consistent coefficients
when I run my Elastic model again and again. Can someone please tell me, what I am doing wrong here?
1 Asked on December 27, 2021
backpropagation derivative error propagation neural networks
1 Asked on December 27, 2021 by mathella
1 Asked on December 25, 2021
lme4 nlme mixed model r random effects model repeated measures
2 Asked on December 25, 2021 by manas
1 Asked on December 25, 2021 by badmax
2 Asked on December 25, 2021 by user33268
1 Asked on December 25, 2021
1 Asked on December 25, 2021 by ribelles
1 Asked on December 25, 2021
autocorrelation lme4 nlme mixed model regression repeated measures
1 Asked on December 25, 2021
hierarchical clustering mixed model multicollinearity multilevel analysis multiple regression
1 Asked on December 25, 2021
1 Asked on December 25, 2021
lme4 nlme mixed model r random effects model repeated measures
1 Asked on December 25, 2021
1 Asked on December 25, 2021 by catarina-toscano
1 Asked on December 25, 2021
0 Asked on December 25, 2021
1 Asked on December 25, 2021 by k-k-mcdonald
bayesian network conditional probability graphical model probability
1 Asked on December 25, 2021 by mayank-kumar
feature selection machine learning pca regression resampling
0 Asked on December 25, 2021 by l-d
0 Asked on December 25, 2021 by carsonwhit
Get help from others!
Recent Answers
© 2022 AnswerBun.com. All rights reserved. Sites we Love: PCI Database, MenuIva, UKBizDB, Menu Kuliner, Sharing RPP