Remove Seasonality

Removes seasonality trend in input data.

Required extensions:
KNIME Quick Forms
(https://hub.knime.com/knime/extensions/org.knime.features.js.quickforms/latest)
KNIME Math Expression (JEP)
(https://hub.knime.com/knime/extensions/org.knime.features.ext.jep/latest)

Options

Value Column
Column to apply seasonality removal to. This column has to be a numeric column.
Lag
Lag value where seasonality occurs.

Input Ports

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Data containing selected column for seasonality removal.

Output Ports

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Extra column added to original table with value x(t) - x(t-lag) where lag is the value given by user in the configuration dialog.
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This table contains the removed seasonality column. This information would be needed to re-add the seasonality back into the data later.

Nodes

Extensions

Links