Figure 6.

PCA scores plots of the pJRES NMR spectra of canine urine. (A) Unscaled data, (B) autoscaled data, (C) Pareto scaled data, (D) glog transformed data. The red circles represent the samples from Labradors, with the blue squares representing the Miniature Schnauzer samples. The black line represents the decision boundary constructed using LDA.

Parsons et al. BMC Bioinformatics 2007 8:234   doi:10.1186/1471-2105-8-234
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