Sensitivity Analysis of SAW Technique: the Impact of Changing the Decision Making Matrix Elements on the Final Ranking of Alternatives

Authors

  • A. Alinezhad Faculty of Industrial and Mechanical Engineering, Qazvin Branch, Islamic Azad University, Qazvin, Iran
  • A. Amini Department of industrial engineering, Tarbiat Modares University, Tehran, Iran
  • K. Sarrafha Young researches and Elite club, Qazvin Branch, Islamic Azad University, Qazvin, Iran
Abstract:

Most of data in a multi attribute decision making (MADM) problem are unstable and changeable, and thus sensitivity analysis can effectively contribute to making proper decisions. Here, we offer a new method for sensitivity analysis of multi-attribute decision making problems so that by changing one element of decision making matrix, we can determine changes in the results of a decision making problem. An analysis is made for simple additive weighting method (SAW) technique, a mostly used multi-attribute decision making techniques, and the corresponding formulas are obtained.

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Journal title

volume 5  issue None

pages  82- 94

publication date 2014-05

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