| extractChromMetrics | Extract metrics of chromatographic peak quality | 
| labelFeatsLasso | Label similar chromatographic features in bulk via interactive selection | 
| labelFeatsManual | Label chromatographic features manually one at a time via interactive interface | 
| logModelFeatProb | Model feature quality using a logistic regression | 
| logModelFeatQuality | Turn 0-1 likelihood values into categorical (good/bad) classifications | 
| makeXcmsObjFlat | Make an XCMS object flat | 
| pickyPCA | Perform a PCA on multi-file chromatographic data | 
| updateXcmsObjFeats | Update features in an XCMS object |