文章详细信息 关键词： 土壤质量;土壤等级;模糊模式识别;加权广义权距离 [gap=782]Keywords: soil quality;soil grade;fuzzy pattern recognition;generalized weighted distances
基于6个网页-相关网页
以加权广义权距离概念为基础，结合噪声污染级别特征值法提出一种铁路环境噪声评价的新方法。
Based on the general weighted length, combined with the level characteristic value, a new method is put forward to evaluate the environmental noise of railway with fuzzy.
通过以全体样本对全体类别加权广义欧氏权距离平方和最小为目标函数，建立了模糊聚类、识别与优选决策统一的理论与循环迭代模型。
With the minimum square sum of weighted Euclidean distances as the objective function, the unified theory and cyclical iteration model of fuzzy cluster, recognition and optimum decision are founded.
应用推荐