Package
weka.filters.unsupervised.attribute
Synopsis
An instance filter that adds a new attribute to the dataset. The new attribute will contain all missing values.
Options
The table below describes the options available for Add.
Option | Description |
---|---|
attributeIndex | The position (starting from 1) where the attribute will be inserted (first and last are valid indices). |
attributeName | Set the new attribute's name. |
attributeType | Defines the type of the attribute to generate. |
dateFormat | The format of the date values (see ISO-8601). |
nominalLabels | The list of value labels (nominal attribute creation only). The list must be comma-separated, eg: "red,green,blue". If this is empty, the created attribute will be numeric. |
Capabilities
The table below describes the capabilites of Add.
Capability | Supported |
---|---|
Class | Relational class, String class, Unary class, Binary class, Missing class values, Date class, No class, Empty nominal class, Nominal class, Numeric class |
Attributes | Unary attributes, Date attributes, Binary attributes, Nominal attributes, Empty nominal attributes, String attributes, Numeric attributes, Relational attributes, Missing values |
Min # of instances | 0 |