Categorical values too many Levels
126489
how to represent geography or zip code in machine learning model or recommender system?
13997
Problems with Missing values
31068
How to measure correlation between categorical variable?
66601
Convert continuous numeric values to discrete categories defined by intervals
104675
heatmap-like plot, but for categorical variables
118221
How to generate correlated test data that has Bernoulli, categorical, and continuous vectors (in R)?
2815
Scatterplot with too many points
51089
Cleaning up factor levels (collapsing multiple levels/labels)
38616
Clusering based on categorical variables?
25535
Categorical Principal Component Analysis - using Count, Continuous, Ordinal variables together
106186
How to analyze data with more than one associated categorical dependent variables?
132910
Is there a limitation on the numbers of layers that can be displayed in QGIS?
125509
Scikit Learn Missing Data - Categorical values
79483
How do I sample from a discrete (categorical) distribution in log space?
31175
Interpretation of betas when there are multiple categorical variables
42554
What to do with too many columns in a table?
47570
Will decision trees perform splitting of nodes by converting categorical values to numerical in practice?