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. Author manuscript; available in PMC: 2013 Apr 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2012 Apr 1;82(5):e709–e716. doi: 10.1016/j.ijrobp.2011.05.042

Figure 5.

Figure 5

The impact of an uncorrelated (Gaussian noise) input variable in OLSr and PLSr models. Mean and standard deviation of model errors indicate that the additional input increased errors. In the 0–2 min bin, OLSr errors increased by 57%, and PLSr errors increased by 16%.