On the basis of the fuzzy set theory and the concept of Euclid approach degree, a fuzzy matter-element model for assessment of regional eco-environmental quality is established.
基于生态环境质量概念的模糊性和评价指标的不相容性，在模糊物元分析的基础上，结合模糊集理论和欧氏贴近度概念，建立了区域生态环境评价的模糊物元模型。
This paper uses the fuzzy system analysis to set up a regional L. R-L. P model, forecast with the parameter of the model and provide an auxiliary method.
本文用模糊系统分析的方法，建立一个地区的L.R— L.P模型，利用模型的参数进行预测，提供一种辅助方法。
For a multifactor weather prediction problem, this paper constructs a new model of fuzzy neural network based on rough set.
针对民用机场多因素气象预测问题的复杂性，该文构建出一种基于粗糙集的模糊神经网络模型。
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