| 摘要: |
| 在信息不对称的复杂竞争环境下，中小企业的IT外包商选择是一个很复杂的过程，很难对模糊性和不确定的因素进行量化。通过构建中小企业IT外包商的决策模型，采用数值、区间数、语义三种异值评判信息对评估准则进行刻画，可以为中小企业信息系统外包决策提供合理指导；其中，运用二元语义及其集结运算算子进行语言评价信息的处理，有效避免了以往采用的语言信息处理方法所产生的信息损失和扭曲，保持了信息的完整性。 |
| 关键词: IT外包 外包商选择 偏好顺序结构评估法 二元语义 群决策 |
| DOI： |
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| Selecting Information Outsourcing Businessmen Based on PROMETHEE-2TUPLE Group Decision-making |
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PENG Jie, LIANG Zhi-jie
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| Abstract: |
| Under the complex situation of information asymmetry, the selection of IT outsourcing businessmen of small and medium-sized enterprises is a very complex process and is difficult to quantify fuzzy and uncertain factors. Three kinds of hetero-value judgement information such as numerical value, interval number and lexeme are used to analyze evaluation principle, which can provide reasonable guidance for information system outsourcing decision of small and medium-sized enterprises, among which, using dual lexeme and its mass operation operator to conduct language evaluation information treatment can effectively avoid information loss and distortion resulting from pasted language information treatment method to keep the integrity of the information. |
| Key words: IT outsourcing outsourcing businessmen selection preferential rank structure evaluation method dual lexeme group decision-making |
