Partek Flow Documentation

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SubtitleTextPCA setup dialog
AnchorNamepac_config

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The PCA task creates a new task node, and to open it and see the result, do one of the following: select the PCA task node, proceed to the context sensitive menu and go to the Task result; or double-click on the PCA task node. The report containing eigenvalues, PC projections, component loadings, and mapping error information for the first three PCs. 

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SubtitleTextDrag PCA data node to plot
AnchorNamedragPCA

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When choose Scree plot icon , it will plot a 2D viewer, X-axis represents PCs, Y-axis represents eigenvalues (Figure 4)

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SubtitleTextComponent loadings are the correlation coefficients between the features and PCs.
AnchorNamecomponet

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In the table, each row is a feature, the column represent PCs, the value is the correlation coefficient. The table can be downloaded as text file. In the configuration panel, the data table drop-down list in the content section, there is PCA projects option,  change to this option to display the projection table (Figure 6).

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SubtitleTextPCA project table
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In this table, each row is an observation, each column is a PC, the values are the PC scores. The table can be downloaded as text file.

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