工业工程
工業工程
공업공정
Industrial Engineering Journal
2013年
6期
67~71
,共null页
信用评价 数据包络分析(DEA) 模糊综合评价(FCA)
信用評價 數據包絡分析(DEA) 模糊綜閤評價(FCA)
신용평개 수거포락분석(DEA) 모호종합평개(FCA)
credit evaluation; data envelopment analysis; fuzzy comprehensive assessment
针对传统信用评价方法不能有效处理定性指标和定量指标的难题,借鉴DEA交叉评价的思想,提出一种基于改进DEA-FCA的信用评价方法。利用DEA计算出定量型评价指标下各决策单元的平均交叉效率值并模糊化,利用专家给出的隶属函数对定性指标进行数字化表征,根据权重向量对所有经过模糊化处理的指标进行总体的信用评价。实证研究表明,该方法有机地结合了DEA交叉评价与模糊综合评价方法,评价结果客观、可信度高。
針對傳統信用評價方法不能有效處理定性指標和定量指標的難題,藉鑒DEA交扠評價的思想,提齣一種基于改進DEA-FCA的信用評價方法。利用DEA計算齣定量型評價指標下各決策單元的平均交扠效率值併模糊化,利用專傢給齣的隸屬函數對定性指標進行數字化錶徵,根據權重嚮量對所有經過模糊化處理的指標進行總體的信用評價。實證研究錶明,該方法有機地結閤瞭DEA交扠評價與模糊綜閤評價方法,評價結果客觀、可信度高。
침대전통신용평개방법불능유효처리정성지표화정량지표적난제,차감DEA교차평개적사상,제출일충기우개진DEA-FCA적신용평개방법。이용DEA계산출정량형평개지표하각결책단원적평균교차효솔치병모호화,이용전가급출적대속함수대정성지표진행수자화표정,근거권중향량대소유경과모호화처리적지표진행총체적신용평개。실증연구표명,해방법유궤지결합료DEA교차평개여모호종합평개방법,평개결과객관、가신도고。
As a traditional credit evaluation method cannot effectively process quantitative indicators and qualitative indicators simultaneously,a credit evaluation method is proposed by combining data envelopment analysis( DEA) and fuzzy comprehensive assessment( FCA). First,the average cross-efficiency value of each decision-making unit for the quantitative indicators is calculated and fuzzified by DEA. Then, the qualitative indicators are digitized by the membership functions given by experts. Finally,all fuzzified indicators are used for overall credit evaluation based on the weight vector. Empirical results show that the proposed credit evaluation method is objective and reliable.