Category "gridsearchcv"

scikit-learn GridSearchCV() fit() performance improvement

I am using GridSearchCV() and its fit() method to build a model. I currently have this working, but would like to improve the accuracy of the model by supplying

pandas create Cross-Validation based on specific columns

I have a dataframe of few hundreds rows , that can be grouped to ids as follows: df = Val1 Val2 Val3 Id 2 2 8 b 1 2 3 a 5