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    Article

    On cumulative jump random variables

    Stochastic models for phenomena that can exhibit sudden changes involve the use of processes whose sample functions may have discontinuities. This paper provides some tools for working with such processes. We ...

    Michael Tortorella in Annals of Operations Research (2013)

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    Chapter

    A Simple Model for the Effect of Manufacturing Process Quality on Product Reliability

    When a product is designed, a certain “ideal” reliability inheres in it. It is called “ideal” because it is the reliability that would be achieved if all post-design product realization processes, such as manu...

    Michael Tortorella in Integrated Models in Production Planning, … (2001)

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    Chapter

    Life Estimation from Pooled Discrete Renewal Counts

    We study a problem arising in the analysis of field reliability data generated by a repair process that replaces at a depot individual components on line-replaceable units that then are returned to service. Da...

    Michael Tortorella in Lifetime Data: Models in Reliability and Survival Analysis (1996)