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 command line function.

• 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+. Fix for the Scores Plot not properly updating "Hotelling T2 Reduced" data points under certain conditions when the Confidence Limit value is changed.
reportwriter	New option to allow ignoring of figures with given tag.
windowfilter	Add option for despiking.