论文部分内容阅读
二、模糊数学在农业上的应用 模糊数学能广泛地应用于农业科学研究,如应用模糊数、模糊图、模糊聚类分析、模糊综合评判、模糊规划、模糊控制论等,可以从试验数据错综复杂的关系中,系统、全面地找出变化规律,理出头绪,使其规范化。本文引二例作简单介绍。 <一>模糊相似优先比 给定集合X X={x_1,x_2,…xn}再给定固定样品x_K,令任意x_1,x_j∈X和x_k作比较,得到模糊关系R=(rij),其中:0≤rij≤1(i,j=1,2…,n) rij应满足:
Second, the application of fuzzy mathematics in agriculture The fuzzy mathematics can be widely used in agricultural science research, such as the application of fuzzy numbers, fuzzy graphs, fuzzy clustering analysis, fuzzy comprehensive evaluation, fuzzy programming, fuzzy control theory, etc., from the experimental data is complex In a systematic and comprehensive way to find out the law of change and make decisions so as to standardize them. This article cited two cases for a brief introduction. Given a fixed set of samples x_K, make any x_1, x_j∈X and x_k be compared to get the fuzzy relation R = (rij), where: (1) the fuzzy similar priority ratio given set XX = {x_1, x_2, ... xn} 0 ≤ rij ≤ 1 (i, j = 1,2 ..., n) rij should satisfy: