Sellers, Kimberly F.; Singpurwalla, Nozer D. - In: International Statistical Review 76 (2008) 2, pp. 247-267
The state of the art in coherent structure theory is driven by two assertions, both of which are limiting: (1) all units of a system can exist in one of two states, failed or functioning; and (2) at any point in time, each unit can exist in only one of the above states. In actuality, units can...