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.
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。
A unified model for harmonics and reactive current closed-loop or open-loop detection was established based on instantaneous reactive power theory.
基于瞬时无功功率理论建立了谐波及无功电流检测系统闭环、开环的统一模型。
The unified mathematical model for evaluating geometrical errors is created with the theory of point set topology.
用点集拓扑学理论，建立了形位误差评定的统一数学模型。
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