Imprecise Reliability (tutorial)

Imprecise Reliability
(tutorial)
Lev Utkin
ISIPTA 09, July 2009
Lev Utkin Imprecise Reliability (tutorial)Reliability is the measurable capability of a system to perform its
intended function in the required time under speci ed conditions.
Reliability index is a quantitative measure of reliability properties.
PrfX > Yg, H(t) = PrfX > tg, EX, ...
Reliability is the probability that a system will perform
satisfactorily for at least a given period of time when used under
stated conditions.
2 Reliability as the property (capability):
De nitions of reliability
Standard de nitions of reliability
1 Reliability as the probability:
Lev Utkin Imprecise Reliability (tutorial)Reliability is the measurable capability of a system to perform its
intended function in the required time under speci ed conditions.
Reliability index is a quantitative measure of reliability properties.
PrfX > Yg, H(t) = PrfX > tg, EX, ...
2 Reliability as the property (capability):
De nitions of reliability
Standard de nitions of reliability
1 Reliability as the probability:
Reliability is the probability that a system will perform
satisfactorily for at least a given period of time when used under
stated conditions.
Lev Utkin Imprecise Reliability (tutorial)Reliability is the measurable capability of a system to perform its
intended function in the required time under speci ed conditions.
Reliability index is a quantitative measure of reliability properties.
PrfX > Yg, H(t) = PrfX > tg, EX, ...
De nitions ...