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。
A grey relation projection model for regional eco-environmental quality evaluation is established based on grey system theory and vector projection principle.
通过构造灰色关联度判断矩阵,确定加权向量、灰色关联投影角余弦及相关模数、计算投影值等步骤建立评估模型。
Through establishing grey correlative judgment matrix, the weighting vectors, projected angle cosine and corresponding module were confirmed and projected values was calculated.
通过构造灰色关联度判断矩阵,确定加权向量、灰色关联投影角余弦及相关模数、计算投影值等步骤建立评估模型。
Through establishing grey correlative judgment matrix, the weighting vectors, projected angle cosine and corresponding module were confirmed and projected values was calculated.
应用推荐