Copy
Package
weka.filters.unsupervised.attribute
Synopsis
An instance filter that copies a range of attributes in the dataset. This is used in conjunction with other filters that overwrite attribute values during the course of their operation – this filter allows the original attributes to be kept as well as the new attributes.
Options
The table below describes the options available for Copy.
Option |
Description |
|---|---|
attributeIndices |
Specify range of attributes to act on. This is a comma separated list of attribute indices, with "first" and "last" valid values. Specify an inclusive range with "-". E.g: "first-3,5,6-10,last". |
invertSelection |
Sets copy selected vs unselected action. If set to false, only the specified attributes will be copied; If set to true, non-specified attributes will be copied. |
Capabilities
The table below describes the capabilites of Copy.
Capability |
Supported |
|---|---|
Class |
Empty nominal class, Binary class, Missing class values, String class, No class, Date class, Relational class, Numeric class, Unary class, Nominal class |
Attributes |
Numeric attributes, Relational attributes, Unary attributes, Missing values, Empty nominal attributes, Nominal attributes, String attributes, Binary attributes, Date attributes |
Min # of instances |
0 |