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Table 2 Parameter optimisation using the MM14 marker mixture

From: Highly sensitive feature detection for high resolution LC/MS

Algorithm

Number of detected MM14 features

Number of other reported features

Parameters

centWave

115

443

peakwidth = (5,10), ppm = 30, snthresh = 5, prefilter = (2,400)

matchedFilter

114

425

fwhm = 4, snthresh = 12, step = 0.02, mzdiff = 0, max = 50

MZmine

107

442

bin size = 0.05, chromatographic threshold level = 0.8, intensity tolerance = 0.7, minimum peak duration = 3, minimum peak height = 500, m/z tolerance = 0.03, noise level = 20

  1. Number of features detected in the MM14 marker mixture and the parameter values that were chosen after the parameter optimisation step.