Version History

Rational Will release history.

Version 3.4

Released Feb 1, 2021 - Total 7 bugs fixed., Total 7 features implemented.

New features

  • Added a new tooltip metric "Expected value of the pathway" in Decision Tree nodes.
  • Confusion Matrix (Machine Learning): Now, after a machine learning is performed, the learned model can be tested against a data source. Then Confusion Matrix table and various charts are generated.
  • The app will run as 64bit process on 64bit Windows.
  • The user can set a Bin size for the Histogram generated by Monte Carlo Simulation.
  • Now, the user can define a custom name and unit for the Custom Expression used for multi criteria utility function.
  • In Decision Tree Sensitivity Analysis, the Sensitivity Chart shows intersection lines of competiting actions.
  • A visual indication about Subjective/Numerical/Boolean/Categorical type criterion in the Objective Editor Drop Down.

Bug fixes

  • [CRASH - System.InvalidOperationException from System.Core] Sequence contains no matching element
  • [CRASH - System.Runtime.InteropServices.COMException from mscorlib] OpenClipboard Failed (Exception from HRESULT: 0x800401D0 (CLIPBRD_E_CANT_OPEN))
  • Copy a Decision Tree Node and Paste on another application instance does not work correctly.
  • Decision Tree terminal node tooltip data does not make sense when no payoff is used.
  • Sometimes, the app crashes when loading a project file for Decision Matrix
  • The Column chart does not get updated in the Wizard pairwise comparison for AHP.
  • In Decision Tree, the Expected Value and other metrics were not calculated based on selected Decision Criterion.