handling categorical data with a large amount of categories
10256
Principled way of collapsing categorical variables with many levels?
7838
Coding categorical variables for regression
37433
How to build a predictive model when more levels of a categorical predictor are possible than appear in the training data
20019
Sample size for categorical data
53095
Slow response of Open Data Cube for large amount of polygons
146816
Reducing resolution of huge categorical raster in QGIS?
134322
How to encode categorical variables for neural networks
10782
Correlations with unordered categorical variables
104756
Categorical ordinal data: which test is better?
66601
Convert continuous numeric values to discrete categories defined by intervals
104142
How to choose significance level for a large data set?
143444
Processing a large amount of data efficiently with MySQL and PHP
156714
How do I handle nonexistent or missing data?
86494
Mapping of categorical features into binary indicator features
22696
Faster ways to calculate frequencies and cast from long to wide
64536
How to correctly treat multiple data points per each subject
45536
Processing large amounts of Rasters in R