PCA Inversion


This node inverts the transformation applied by the PCA Apply node. Given data in the space resulting from the PCA reduction is transformed back to its original space. Information that was lost in the PCA reduction can of course not be recovered.

Input Ports

  1. Type: PCA The Model used to reverse the PCA.
  2. Type: Data Input data containing PCA projected data.

Output Ports

  1. Type: Data The original data (without PCA columns) including the reconstructed data from reverting the PCA projection.

Find here

Analytics > Mining > PCA

Make sure to have this extension installed:


Update site for KNIME Analytics Platform 3.7:
KNIME Analytics Platform 3.7 Update Site

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