A Study on Inventory Policy of Mining Relationships among Inventory Items

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This study investigates real states and treatments of inventory items among them there may are relationships. Then inventory policies involving these relationships are considered. Following contributions are achieved in our researches:(1) Set up original data bases for our further researches(2) By using the framework of support-confidence, new concept of classification of inventory items is developed. New algorithm and comparison experiment had been made to show the utility and performance of our algorithm(3) We also estimated the cost when lost sales are occurred. Several models including partial and complete backorder based on the new cost function are presented.(4) Other inventory control and production planning problem, especially on multilevel lot sizing problem are investigated. A lot of journal papers are presented on the research.