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New posts in cross-validation
Cross_val_score is not working with roc_auc and multiclass
Aug 24, 2026
python
machine-learning
scikit-learn
cross-validation
roc
My understanding of : How does CV.GLMNET work to choose optimal lambda?
Aug 24, 2026
r
logistic-regression
cross-validation
glmnet
lasso-regression
sklearn check_estimator error for a custom estimator WLS from statsmodels
Aug 16, 2026
python
scikit-learn
cross-validation
Getting TypeError: Singleton array array(None, dtype=object) cannot be considered a valid collection
Aug 12, 2026
python
machine-learning
cross-validation
k-fold
cross_val_score for xgboost with "early_stopping_rounds" returns "IndexError"
Aug 10, 2026
python
scikit-learn
cross-validation
xgboost
Random forest sklearn
Aug 08, 2026
python
scikit-learn
random-forest
cross-validation
XGBoost on python : what is wrong with xgb.cv?
Aug 05, 2026
python
classification
cross-validation
xgboost
Python : GridSearchCV taking too long to finish running
Aug 05, 2026
python
machine-learning
scikit-learn
data-science
cross-validation
scikit-learn: Is the cross validation score evaluating the log loss function?
Jul 30, 2026
python
machine-learning
scikit-learn
cross-validation
Python sklearn logistic regression K-hold cross-validation : how to create a drameframe for coef_
Jul 28, 2026
python
pandas
scikit-learn
cross-validation
What is the CV model of LightGBM (lgb.cv) and how exactly do I use it?
Jul 28, 2026
machine-learning
cross-validation
lightgbm
Error in scikit.learn cross_val_score
Jul 25, 2026
python
scikit-learn
cross-validation
Use GroupKFold in nested cross-validation using sklearn
Jul 19, 2026
python
scikit-learn
cross-validation
Scikit learn split train test for series
Jul 17, 2026
pandas
scikit-learn
cross-validation
sklearn-pandas
Assigning cross validation folds to datasets in for loop
Jul 16, 2026
r
cross-validation
Cross validation matlab - crossval function
Jul 16, 2026
matlab
machine-learning
regression
knn
cross-validation
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