数据挖掘是知识发现领域的一个重要问题，粗糙集理论是一种具有模糊边界的数据挖掘方法，它被广泛应用于决策系统的分类规则提取中。
Data mining is an important problem in KDD, and Rough set as a theory of set with fuzzy boundary is widely applied to infer classification rules from decision system.
一种新的颤振分析方法——鲁棒颤振裕度法被介绍，它利用结构奇异值理论将系统模型和试飞数据有机结合起来进行颤振边界预测。
Pass to incorporate organically the flight test data and the system model, make use of the structured singular value theories proceed the flutter boundary estimate.
利用半群理论等方法讨论了半线性抛物型边界控制系统解映射的有界性 。
In this paper, the compactness of solution map for parabloic system with a nonlinear boundary control using semigroup theory is obtained.
论文运用战略经济学、组织经济学、新制度经济学等理论和方法对企业边界的形成进行系统地研究。
The dissertation applies the strategic economics, organization economics and the new system economics to study the corporation boundary by the numbers.
本文针对数控系统轴控制中存在的非线性问题，从变结构理论的角度，应用边界层滑动控制理论设计了一个模糊滑动控制器。
Aiming at the nonlinearity of machine tool axis, this paper presents the methodology of fuzzy slide mode controller based on slide mode control theory in the viewpoint of VSS.
该理论中一个相当重要的部分就是系统边界面分析。
An important part in this theory is analysis on systematic boundary.
本文对二元无规混合系统提出了一种边界条件，改进了在渗流阀值附近的简单有效介质理论。
A kind of bounds to improve the effective medium theory in the vicinity of percolation threshold for the two-phase random composities is proposed.
本文对二元无规混合系统提出了一种边界条件，改进了在渗流阀值附近的简单有效介质理论。
A kind of bounds to improve the effective medium theory in the vicinity of percolation threshold for the two-phase random composities is proposed.
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