Random Label Assigner (Data)

Assigns the labels based on the probabilities to the rows. For each row on inPort 1 a new StringCell is created randomly. Distribution for this new class column (respectively the name of the class and the probabilities) is read from the file on InPort 0

Options

Column name: the name of the new column
Seed: the random seed to produce a deterministic result
Name of category: The column of the first table containing the names of the categories
Probability: The column of the first table containing the probabilities to the categories

Input Ports

: Should contain the class names (StringCell) and probabilities for each class (DoubleCell)
: Original Data

Output Ports

: The rows from InPort1 with one additional column, containing the new classes

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Installation

To use this node in KNIME, install the extension KNIME Data Generation from the below update site following our NodePit Product and Node Installation Guide:

v5.4

A zipped version of the software site can be downloaded here.

Plugin provider: KNIME AG, Zurich, Switzerland

Plugin version: 5.4.0.v202407231409

On NodePit since: 2024-12-06

Last update: 2024-12-23

KNIME versions: Since v3.6

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