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Visualization of Multicriterial
Classification
A Case Study
Péter Volf, Zoltán Kovács, and István Szalkai
INTRODUCTION
Management of maintenance materials and parts (maintenance, repair, and operating [MRO] inventory)
is a special eld of material management concerning the nature of the role it plays in effective and ef-
cient process operation. It is especially important because the forecast of the consumption of such materi-
als is limited. MRO has a special feature, namely, the strong relationship between safety (reliability) and
costs. Optimum operation can be achieved by a trade-off between them, based on systematic analysis.
Kennedy et a ...