Comparison of ROC plots for the PMF quality metrics using test dataset 2 (44 C. difficile proteins).a, ROC curves for coverage (open squares), MC (solid line), and HR (open triangles). b, ROC curves for Mascot score (open squares), ELDP (open triangles), and PMF score (solid line). Comparison of ROC plots for the PMF quality metrics using test dataset 2 (44 C. difficile proteins).a, ROC curves for coverage (open squares), MC (solid line), and HR (open triangles). b, ROC curves for Mascot score (open squares), ELDP (open triangles), and PMF score (solid line). David A. Stead et al. Mol Cell Proteomics 2006;5:1205-1211 © 2006 The American Society for Biochemistry and Molecular Biology