Now showing items 1-3 of 3

    • An archiving model for a hierarchical information storage environment 

      Moinzadeh, K.; Berk, E. (Elsevier, 2000)
      We consider an archiving model for a database consisting of secondary and tertiary storage devices in which the query rate for a record declines as it ages. We propose a `dynamic' archiving policy based on the number of ...
    • Performance bounds on optimal fixed prices 

      Şen, A. (2013)
      We consider the problem of selling a fixed stock of items over a finite horizon when the buyers arrive following a Poisson process. We obtain a general lower bound on the performance of using a fixed price rather than ...
    • Quality control chart design under jidoka 

      Berk, E.; Toy, A. Ö. (John Wiley & Sons, Inc., 2009)
      We consider design of control charts in the presence of machine stoppages that are exogenously imposed (as under jidoka practices). Each stoppage creates an opportunity for inspection/repair at reduced cost. We first model ...