Uses of Class
org.datavec.api.transform.transform.categorical.FirstDigitTransform.Mode
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Packages that use FirstDigitTransform.Mode Package Description org.datavec.api.transform org.datavec.api.transform.transform.categorical -
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Uses of FirstDigitTransform.Mode in org.datavec.api.transform
Methods in org.datavec.api.transform with parameters of type FirstDigitTransform.Mode Modifier and Type Method Description TransformProcess.BuilderTransformProcess.Builder. firstDigitTransform(String inputColumn, String outputColumn, FirstDigitTransform.Mode mode)FirstDigitTransform converts a column to a categorical column, with values being the first digit of the number.
For example, "3.1415" becomes "3" and "2.0" becomes "2".
Negative numbers ignore the sign: "-7.123" becomes "7".
Note that twoFirstDigitTransform.Modes are supported, which determines how non-numerical entries should be handled:
EXCEPTION_ON_INVALID: output has 10 category values ("0", ..., "9"), and any non-numerical values result in an exception
INCLUDE_OTHER_CATEGORY: output has 11 category values ("0", ..., "9", "Other"), all non-numerical values are mapped to "Other"
FirstDigitTransform is useful (combined withCategoricalToOneHotTransformand Reductions) to implement Benford's law. -
Uses of FirstDigitTransform.Mode in org.datavec.api.transform.transform.categorical
Fields in org.datavec.api.transform.transform.categorical declared as FirstDigitTransform.Mode Modifier and Type Field Description protected FirstDigitTransform.ModeFirstDigitTransform. modeMethods in org.datavec.api.transform.transform.categorical that return FirstDigitTransform.Mode Modifier and Type Method Description static FirstDigitTransform.ModeFirstDigitTransform.Mode. valueOf(String name)Returns the enum constant of this type with the specified name.static FirstDigitTransform.Mode[]FirstDigitTransform.Mode. values()Returns an array containing the constants of this enum type, in the order they are declared.Constructors in org.datavec.api.transform.transform.categorical with parameters of type FirstDigitTransform.Mode Constructor Description FirstDigitTransform(String inputColumn, String outputColumn, FirstDigitTransform.Mode mode)
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