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

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

Output Ports

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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:

v5.2

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

Plugin provider: KNIME AG, Zurich, Switzerland
Plugin version: 5.2.0.v202310301554
On NodePit since: 2023-12-06
Last update: 2024-04-18
KNIME versions: Since v3.6

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