A learning algorithm based estimation method for maintenance cost of product concepts

  • Authors:
  • Kwang-Kyu Seo;Beum Jun Ahn

  • Affiliations:
  • Department of Industrial Information and Systems Engineering, Division of Computer, Information and Telecommunication Engineering, Sangmyung University, Chonan, Chungnam, South Korea;Department of Industrial Information and Systems Engineering, Division of Computer, Information and Telecommunication Engineering, Sangmyung University, Chonan, Chungnam, South Korea

  • Venue:
  • Computers and Industrial Engineering
  • Year:
  • 2006

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Abstract

Life cycle concerns have been realized a major issue of increasing importance. Life cycle cost as analytical method has been developed to enable comprehensive cost analysis to improve economic performance of products during their life cycle. This paper present a learning algorithm based estimation method for maintenance cost as life cycle cost of product concepts. In order to develop the proposed method, we identify some attributes that represent corrective maintainability of product concepts and add them to the product attributes used to make a selection amongst product concepts. From the list of all the product attributes, 24 product attributes strongly correlated with maintenance cost are chosen. To estimate maintenance cost of product concepts, the selected product attributes are used as inputs and maintenance cost are used as outputs in a learning model based on based on artificial neural networks. The proposed approach does not replace the detailed cost estimation but it would give some cost-effective decision making for product concepts.