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. Author manuscript; available in PMC: 2021 Jun 1.
Published in final edited form as: Environmetrics. 2019 Dec 19;31(4):e2614. doi: 10.1002/env.2614

Figure 5:

Figure 5:

Estimated loadings for the feature with highly positive weights on SO42 and S, and corresponding scores, obtained from different PCA algorithms applied to 2010 CSN data: PCA and PredPCA applied to the complete set (130 sites with complete data), PredPCA and ProPrPCA-Spline applied to the full set (all 221 available sites).