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169。 2023 Geia TechInterbasedData Envelopment Analysisfor Warehousing169。 2023 Geia TechOutline? The problem? The current solution? The need? A new solution? How it works? Inter deployment and results to date? Future directions169。 2023 Geia TechPerformance Assessment? How well are you performing?? Do you have opportunities to improve?169。 2023 Geia TechWarehouse OperationsReceiving Function (inbound)Unload Inspect Put AwayStorageFunctionShipping Function (order fulfillment)Load Pack Order PickStorageFunctionStorageFunction169。 2023 Geia TechSingle Factor Productivity MetricsProductivity = outputinput169。 2023 Geia TechTraditional Performance Metrics? Fill rate? Inventory turns? Lines/hour? Orders/hour? $/line? $/order169。 2023 Geia TechWork ok when? Requirements are not changing? Technology is not changing? Competition is not changingIt’s very hard to interpret a single factor productivity metric when the environment is subject to rapid change in products, customer requirements, technology, or petition.169。 2023 Geia TechBut in a dynamic world …? Can’t pare over time? Can’t pare across locations? Can’t pare to other paniesAt least not without a lot of additional explanatory data and information!169。 2023 Geia TechBenchmarkingRelative performance level{Best (effective) practices}169。 2023 Geia TechINPUTS OUTPUTSSystemoriented Performance MeasureThe NeedResources ServicesActivities169。 2023 Geia TechTotal Factor Productivity?Can’t solve the pricing prob