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Service Station Evaluation Problem in Catering Service of High-Speed Railway: A Fuzzy QFD Approach Based on Evidence Theory

机译:高速铁路餐饮服务站评估问题:基于证据理论的模糊QFD方法

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摘要

Catering Service of High-Speed Railway (CSHR) starts at suppliers, includes distribution centers and service stations in cities, and ends at cabinets in high-speed trains. In Distribution System Design (DSD) Problem for CSHR, it is critical to evaluate the alternatives of service stations, which is termed as Service Station Evaluation Problem in Catering Service of High-speed Railway (SSEP-CSHR). As a preparation work for DSD, SSEP-CSHR needs to be solved without detailed information and being accompanied with uncertainty. Fuzzy Quality Function Deployment (F-QFD) has been given in the literatures to deal with vagueness in Facility Location Evaluation (FLE). However, SSEP-CSHR that includes identifying and evaluating stations requires not only dealing with the vague nature of assessments but also confirming them. Based on evidence theory, this paper introduces the framework to give the truth of proposition "x is A." Then it is incorporated into a two-phase F-QFD with an approximate reasoning to enable the truth of the decisions to be measured. A case study that refers to 85 alternative stations on Chinese high-speed railway will be carried out to verify the proposed method. Analysis shows that the proposed evaluation method enhances scientific credibility of FLE and allows decision makers to express how much is known.
机译:高速铁路(CSHR)的餐饮服务始于供应商,包括城市的配送中心和服务站,结束于高速列车的机柜。在CSHR的配电系统设计(DSD)问题中,评估服务站的替代方案至关重要,这被称为高速铁路餐饮服务(SSEP-CSHR)中的服务站评估问题。作为DSD的准备工作,SSEP-CSHR需要在没有详细信息的情况下解决,并且存在不确定性。在文献中已经给出了模糊质量功能展开(F-QFD),以应对设施位置评估(FLE)中的模糊性。但是,包括识别和评估站的SSEP-CSHR不仅需要处理评估的含糊性,还需要确认评估。基于证据理论,本文介绍了给出命题“ x is A”真相的框架。然后将其结合到具有近似推理的两阶段F-QFD中,以使决策的真实性得以测量。将以中国高速铁路上的85个替代站为例进行研究,以验证所提出的方法。分析表明,所提出的评估方法提高了FLE的科学可信度,并使决策者能够表达多少已知信息。

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  • 来源
    《Mathematical Problems in Engineering》 |2015年第18期|404926.1-404926.25|共25页
  • 作者

    Wu Xin; Nie Lei; Xu Meng;

  • 作者单位

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China.;

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China.;

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China.;

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