Based on the multi criteria decision theory and the vector projection, this paper introduces the principle and general steps of grey relation projection method.
介绍将多目标决策理论与矢量投影原理相结合，在工程项目评标中应用灰色关联投影法的基本原理和一般步骤。
A grey relation projection model for regional eco-environmental quality evaluation is established based on grey system theory and vector projection principle.
基于灰色系统理论和矢量投影原理，建立了区域生态环境评价的灰色关联投影模型。
Using grey system theory, the author applied grey relation degree to optimize plan and provide theory basis through the quantitative and the qualitative analysis.
现应用灰色系统理论，把定量分析与定性分析结合起来，用灰关联度来评价方案的优劣，为优选方案提供理论依据。
The theory of grey relation pattern recognition is introduced. The definition of confidence level is improved.
介绍了灰色关联模式识别理论，对灰色模式识别结果的可信度定义进行了完善和补充。
Methods: Contacting relation degree of Grey Model Theory was used in analyzing ten reasons of effecting cesarean section rate.
方法：采用灰色系统理论关联度分析法，对影响剖宫产率的十种因素进行分析。
Analysis of Grey Relation, which is one of important segment in "the Theory of Grey System", is accepted gradually by more and more sport researchers.
作为“灰色系统理论”的重要组成部分。灰色关联分析逐渐被越来越多的体育工作者所接受。
And then by combining it with fuzzy theory, a pattern recognition method based on fuzzy grey relation is proposed.
首先建立了灰关联分析的新的理论模型，然后将其与模糊集理论结合起来，提出了一种模糊灰关联模式识别方法。
And then by combining it with fuzzy theory, a pattern recognition method based on fuzzy grey relation is proposed.
首先建立了灰关联分析的新的理论模型，然后将其与模糊集理论结合起来，提出了一种模糊灰关联模式识别方法。
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