Deal with imbalanced data
23761
When is unbalanced data really a problem in Machine Learning?
132440
Should the mean be used when data are skewed?
10993
What should I do when my neural network doesn't generalize well?
6024
How to deal with hierarchical / nested data in machine learning
75754
Is it OK to remove outliers from data?
34949
Generating a high-dimensional dataset where nearest neighbor becomes meaningless
108535
Incremental averageing
152239
Dataset collapsing/reducing
34133
Mann-Whitney-Wilcoxon Test on highly unbalanced groups.
17834
Calculating the optimal number of bins for severely skewed data
75826
How do I clean up inconsistent survey data?
69637
Random Forests and data transformations
67179
AUC and class imbalance in training/test dataset
128980
How to deal with factors with rare levels in cross-validation?
37244
How to smooth data and force monotonicity
147099
How can I obtain an 'unbalanced' grid of ggplots?
151342
Is there an optimal loss function for dealing with imbalanced classes?