Henry F. Schwarz

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A fundamental aspect of supply chain management is accurate demand forecasting. We address the problem of forecasting intermittent (or irregular) demand, i.e. random demand with a large proportion of zero values. This pattern is characteristic of demand for service parts inventories and capital goods and is difficult to predict. We forecast the cumulative(More)
Between 1962 and 1967 we noted a complication after unilateral renal artery reconstruction which to our knowledge has not yet been recorded. This was an acute reversible failure of the contralateral kidney, which occurred within a few days of operation and persisted for a few weeks before normal function returned. This complication arose in two out of 32(More)