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| ChemoSpecUtils-package | Functions Supporting Packages ChemoSpec and ChemoSpec2D |
| check4Gaps | Check for Discontinuities (Gaps) in a Vector & Optionally Make a Plot |
| checkForPackageWithVersion | Check for an Installed Package with a Particular Version, or Greater |
| ChemoSpecUtils | Functions Supporting Packages ChemoSpec and ChemoSpec2D |
| chkSpectra | Verify the Integrity of a Spectra or Spectra2D Object |
| colorSymbol | Color in ChemoSpec and ChemoSpec2D |
| conColScheme | Change the Color Scheme of a Spectra or Spectra2D Object |
| hcaScores | HCA on PCA/MIA/PARAFAC scores from a Spectra or Spectra2D Object |
| plotScores | Plot Scores from PCA, MIA or PARAFAC Analysis of a Spectra or Spectra2D Object |
| plotScree | Scree Plots from PCA or MIA Analysis of a Spectra or Spectra2D Object |
| removeFreq | Remove Frequencies from a Spectra or Spectra2D Object |
| removeGroup | Remove a Group from a Spectra or Spectra2D Object |
| removeSample | Remove Samples from a Spectra or Spectra2D Object |
| rowDist | Compute Distance Between Rows of a Matrix |
| sumGroups | Summarize the Group Membership of a Spectra or Spectra2D Object |
| sumSpectra | Summarize a Spectra or Spectra2D Object |
| updateGroups | Update Group Names in a Spectra or Spectra2D Object |