Andreus questions

Andreus answers

• Updating Pandas MultiIndex after indexing the dataframe
• Grouped sampling in scikit-learn
• sklearn LogisticRegression and changing the default threshold for classification
• Accessing transformer functions in `sklearn` pipelines
• Why if I put multiple empty Pandas series into hdf5 the size of hdf5 is so huge?
• When Scikit linear models return negative value for score?
• Dimension reduction with t-SNE
• Does GridSearchCV not support multi-class?
• Affinity Propagation (sklearn) - strange behavior
• Using Numba with scikit-learn