Zhang, Xuan; Hou, Zhenting - In: Statistics & Probability Letters 82 (2012) 1, pp. 40-48
In this paper, we consider a class of semi-Markov processes, known as phase semi-Markov processes, which can be considered as an extension of Markov processes, but whose times between transitions are phase-type random variables. Based on the theory of generalized inverses, we derive expressions...