This is primarily a bugfix release with some small performance improvements.

Visit https://quasar.codes to download and our Quasar to get started!

Primary packages

• Orange 3.34.0
• orange-spectroscopy 0.6.8
• python 3.9.15
• numpy 1.23.5
• scipy 1.9.3
• scikit-learn 1.1.3

Important notes

This release bumps the included Python major version to 3.9. As a result, some installations (especially on Windows) will require a full uninstallation before installing the new version.

Notable changes

• Tile File widget can now accept multiple Preprocessor inputs
  • See included example workflow for a demonstration combining Preprocess Spectra and Integrate widgets
• ASCII column reader supports files with ";" comments
• Some fixes to new separate baselines peak integration method

ICYMI

There have been a few notable changes in the last few versions (1.6, 1.5):

• New peak area integration method which allows separate definition of the baseline points
• Spectra widget can now display custom peak labels
• Atmospheric gas correction preprocessor
• Widgets now show little data table previews of their inputs/outputs
• File widget allows explicit specification of file format
• New "Transform" widget category to distinguish widgets which load/create/view/annotate data, and those which modify the data table