计算机科学 ›› 2016, Vol. 43 ›› Issue (1): 77-80.doi: 10.11896/j.issn.1002-137X.2016.01.018

• CRSSC-CWI-CGrC2015 • 上一篇    下一篇

三支决策中不承诺决策的转化代价与风险控制

李丽红,李言,刘保相   

  1. 华北理工大学理学院 唐山063000,华北理工大学理学院 唐山063000,华北理工大学理学院 唐山063000
  • 出版日期:2018-12-01 发布日期:2018-12-01
  • 基金资助:
    本文受国家自然科学基金项目(61370168)资助

Cost and Risk Control of Conversion of Three-way Decisions’ Boundary Domain

LI Li-hong, LI Yan and LIU Bao-xiang   

  • Online:2018-12-01 Published:2018-12-01

摘要: 三支决策将决策域分为接受域、拒绝域和不承诺域3个部分,是二支决策理论的扩展,取得了广泛的应用。由于三支决策的不承诺型决策结果也要付出代价,因此首先对不承诺型决策进行风险分析,其次研究构建不承诺型决策向二支决策的转化流程,再次给出基于最小转化代价的不承诺型决策的风险控制模型,最后用实例分析证明了模型的有效性。

关键词: 三支决策,不承诺型决策,转化代价,风险控制

Abstract: The three-way decisions theory is formulated based on the notions of acceptance,rejection and non-commitment,which is an extension of the commonly used binary-decision model and has been widely used in many fields and disciplines.Considering that the costs of non-commitment are often the same with misjudgment in positive region or negative region,firstly,the risk of non-commitment decision was analyzed.Secondly,conversion process into two decision-making commitments was studied,and based on the minimum conversion price,non-commitment decision risk control model was given.Finally,case study shows the effectiveness of the model.

Key words: Three-way decisions,Non-commitment decision,Transformation cost,Risk control

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