A methodology for optimal product positioning with engineering constraints consideration

Chun Kit Kwong, X. G. Luo, J. F. Tang

Research output: Journal article publicationJournal articleAcademic researchpeer-review

11 Citations (Scopus)


Due to the complex mapping relationship between product attributes and engineering characteristics, as well as the correlations between engineering characteristics and the engineering constraints on a product, a new product following a probabilistic rule of multidimensional scaling may not be in an optimal position in product engineering space. In this paper, a new methodology for optimal product positioning by considering engineering constraints is proposed. In the proposed methodology, perceptual mapping and house of quality are introduced to link the consumer perceptual space, and product engineering space. The degree of overall customer satisfaction is considered in the rule of consumer choice probability. Based on this, an optimal product positioning model can be established. Genetic algorithms are introduced to solve the problem of the optimization model due to its non-linear characteristics. By applying genetic algorithms, the optimal value settings of a new products engineering characteristics can be obtained. An example of optimal positioning and determination of value settings of engineering characteristics of packing machines is used to illustrate the proposed methodology.
Original languageEnglish
Pages (from-to)93-100
Number of pages8
JournalInternational Journal of Production Economics
Issue number1
Publication statusPublished - 1 Jul 2011


  • Customer satisfaction
  • Genetic algorithms
  • Optimization
  • Product positioning

ASJC Scopus subject areas

  • Business, Management and Accounting(all)
  • Economics and Econometrics
  • Management Science and Operations Research
  • Industrial and Manufacturing Engineering

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