User manual Page 53www.keit.co.uk Using the system and software: DOC0535 (10 July 2019, 16:56)Back to Table of Contents5.8.1 Supported model typesKeit Spec currently supports the following types of models and pretreatments:Eigenvector:• Normalisation• Smoothing• SNV• MSC• Mean centring• Reduced ranges• Models exported with placeholdersCamo Analytics Predictor:• Normalisation• Smoothing• MSC and EMSC• OSC• First and Second Derivatives• SNV• Raw• NIPALS• PLS2• SVR (including radial or polynomial transforms)• Reduced rangesCamo Analytics Classifier:• LDA• PCA• SVMThe following types of models are not supported:• Eigenvector models which use Derivative pretreatments• Camo Classifier SIMCA models• Models in which the range of data has been restricted before importing intoEigenvector or Camo• Models which include non-wavenumber data (e.g. the dip probe temperature)Keit Spec can support Camo models which have been exported in either Full or ShortPrediction mode, but please note that Short Prediction mode does not support eitherHotelling’s T2 or Q-residuals. These values will be shown as NaN in Keit Spec.It is possible to apply multiple models or pretreatments sequentially in Camo, but it may benecessary to export the whole Camo file and then select the final model from within Keit Spec.See Section 5.8.3 Common chemometrics errors.
