Table 3 Number of spectra, means, modes, and coefficients of variation for peptide ASAPRatios derived from four yeast samples (before filtering, after filtering by SVM base method, and after filtering by XGBoost model)
From: Quality control of imbalanced mass spectra from isotopic labeling experiments
| Â | Before filtering/After filtering by SVM baseline method/After filtering by XGBoost model | |||
|---|---|---|---|---|
Peptide ratio (log2(ratio)) | Number of spectra | Mean | Mode | Coefficient of Variation |
1:2 (-1) | 2062/1444/1444 | -0.77/-0.77/-0.80 | -0.86/-0.89/-0.84 | 0.58/0.57/0.47 |
1:1 (0) | 2114/1480/1480 | 0.22/0.22/0.21 | 0.19/0.19/0.19 | 0.53/0.51/0.39 |
1.5:1 (0.58) | 2441/1709/1709 | 0.72/0.72/0.74 | 0.82/0.82/0.82 | 0.61/0.64/0.56 |
2:1 (1) | 2110/1477/1477 | 1.09/1.07/1.12 | 1.30/1.29/1.30 | 0.64/0.65/0.59 |