6. Taking uncertainties into account
The use of DDBs is so powerful that it allows parameter uncertainties to be taken into account in BDF calculations.
For figure 31, the parameters λE, λF and λG of the 2/3 system with detected failures are no longer known precisely, but with some uncertainty. This is equivalent to considering them as random variables characterized by probabilistic distributions, as shown on the left of figure 31.
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Taking uncertainties into account
Taking dependencies into account
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