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DATA TRANSFORMATIONS (Transformations (Addition (+), Subtraction (-),…
DATA TRANSFORMATIONS
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Transform
Text: Extract new columns from columns containing text. A number of
transformations are generally necessary to find predictive ability within text
Categorical: Combine numerous categories into fewer categories, turn multicategorical
columns into several binary columns.
Numerical: Add, subtract, multiply, etc. two or more columns to create new
columns.
Regular expressions
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powerful and flexible language for finding, replacing, or
extracting content from tex
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