Release Notes Version 8 7

Changes and Bug Fixes in Version 8.7

Version 8.7 of PLS_Toolbox and Solo was released in January, 2019.

For general product information, see PLS_Toolbox Product Page. For information on Solo, see Solo Product Page.

(back to Release Notes PLS Toolbox and Solo)

New Features in Solo and PLS_Toolbox

• Gradient Boosted Decision Tree (XGBoost) Analysis methods for regression or classification added (xgb xgbda).

• Fig. 1. Parameter search summary
• 

  Misclassification as a function of XGB parameters.

• Fig. 2. Variable importance plot
• 

  XGBDA variable importance.

• Expanded use of custom font size preferences.
• Use ReduceNN Samples and Unfold Multiway from the browse window.
• baselineds - Simplified baseline preprocessing. See "Baseline Removal Advanced" in preprocessing window.

• vipnway - New command line function to calculate Variable Influence in Projection (VIP) from a NPLS regression.

• minmax - Perform min-max scaling, sometimes called "unity normalization" available in preprocessing.

• Robust algorithm added to autoscale preprocessing.

Importers

• Improved error handling for several importers.

Other Changes

File	Comment
caltransfer	Add centering to DS, PDS, and DWPDS.
corrspecgui	Open main plot (map) in new window.
datafit_engine	Asymmetric least squares with smoothing, baselining & robust fitting (available as preprocessing).
emscorr	Allow xref to be input as dataset.
plotgui	Improved plotting performance, major gains for Matlab version 2014b+.
reportwriter	New option to allow ignoring of figures with given tag.
windowfilter	Add option for despiking.