The qualitative modeling and qualitative control of complex system is overviewed.
综述了复杂系统的定性建模和定性控制。
According to the resolvable question of Qualitative Restriction and its importance in Qualitative modeling, put forward the need of Qualitative Restriction Design.
从定性约束可解决的问题及其在定性建模中的重要作用，提出定性约束设计的必要。
Modeling this impact typically begins with qualitative assessments.
对这一影响进行建模首先是定性的评估。
Part of the answer, he suggests, is to emphasize the qualitative over the quantitative: business schools should teach financial history before risk-modeling.
他认为，某种程度上可以通过加强定性而非定量研究来解决这个问题：商业学校在教授风险建模之前首先应给学生上金融史。
Qualitative physical modeling verifies the fact that the forging method with horizontal V-shaped anvil is an effective process to control the mechanical properties of axial forgings.
定性物理模拟实验证明了水平V形砧锻造法是控制轴类锻件力学性能的有效工艺手段。
The modeling rules and concise expression methods for qualitative algebra equation were introduced.
提出了定性代数方程简明表达方法的实现及建模规则。
In this paper, the problem of ambiguous branches and the weakness of modeling measures existed in the classical qualitative reasoning are analyzed at first.
本文首先分析了传统定性推理方法中存在的歧义性分枝和建模手段不强的问题。
Signed digraph incarnates the coalescent modelling thought of qualitative analysis and quantitative analysis, and the standardized modeling for a complex system can be realized by signed digraph.
影响图方法体现了定性分析与定量分析相结合的建模思想，可对复杂系统进行规范化建模。
In this paper, I study the characteristics and modeling process of qualitative simulation, propose the conception of qualitative compositional modeling and realize the corresponding algorithms.
在对定性仿真理论和定性建模过程研究的基础上，本文提出定性组合建模的思想，实现了相关的建模和仿真算法。
Qualitative study mainly includes mathematical modeling, computer simulation and experimental modeling.
定量方向主要包括数学模型、计算机模拟技术和实验模拟等；
Overseas, devices disabled mechanism is already researched from qualitative analysis to quantitative modeling and computer-aided simulation.
在国外，失效机理的研究已从定性分析转向定量建模和计算机模拟。
Such a modeling approach has the advantage of combining quantitative with qualitative changes.
这种建模方法的优点定量与定性相结合的转变。
The data preprocessing, qualitative and quantitative research and modeling optimization methods have been analyzed.
本文详细阐述了数据预处理、定性和定量建模优化方法的研究进展。
This paper investigates the diagnosis mechanism, system modeling, advantages and disadvantages of the qualitative model-based fault diagnosis approach.
详细介绍了基于定性模型故障诊断方法的诊断机理、建模方式及优缺点。
This paper investigates the diagnosis mechanism, system modeling, advantages and disadvantages of the qualitative model-based fault diagnosis approach.
详细介绍了基于定性模型故障诊断方法的诊断机理、建模方式及优缺点。
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