Figure 4
From: Detection of co-eluted peptides using database search methods

E -value distributions of true peptides identified. The E-value distributions of the true peptides identified from spectra in the co-identifiable set. The average E-values are: RAId_DbS (μ = 0.05), X!Tandem (μ = 0.025), Mascot (μ = 0.04), OMSSA (μ = 0.03) and SEQUEST (μ = 0.05).