- ImprovementImportance is also known as improvement potential.
- The improvement importance of a component is the increase of the SurvivalFunction if is replaced with a perfect component.
- The improvement importance at time for component is given by , where is the probability that the system is working, given that the component never fails, and is the probability that the system is working.
- The importance results are returned in the component order given in the distribution list in rdist.
The result is given in the same order as the distribution list in ReliabilityDistribution:
Introduced in 2012