离散变量

• Through two actual examples , it is argued that the efficiency and reliability of this method is superior
  通过实例证明离散变量优化方法比常规优化设计效率高、可靠性好，是目前解决机械优化设计问题的有效途径。
• Therefore , the research on topology optimization of structures with discrete variables has important theoretic significance and actual significance
  因此,离散变量结构拓扑优化的研究具有重要的理论和实际意义。
• Compared with the common optimization design , the mixed - discrete variable optimization method has been widely used in the area of machine design
  摘要在机械优化设计中，混合离散变量优化方法得到了广泛的应用，具有较高的工程应用价值。
• Examples show convergence rate of optimization process is rapid whether they are continuous or discrete variables . optimization design results are satisfaction
  无论是连续变量还是离散变量，算例表明，优化过程均收敛迅速，优化设计结果令人满意。
• According to the higher requirement of multi - objective optimum design of mechanical products , the optimization algorithm of gray - mixing discrete variables is given
  根据机械产品对多目标优化设计的更高需求，提出了灰色混合离散变量多目标寻优算法。
• The contents are as follows : 1 . maximum entropy two - stage optimization design of truss structures with continuous variables and discrete variables are further developed
  主要内容如下： ( 1 )发展了连续变量、离散变量桁架结构最大熵两相优化设计方法。
• The discrete variable representation ( dvr ) scheme is applied to investigate the photoelectron spectrum ( pes ) of multiphoton ionization for some diatomic molecules in strong fields
  摘要采用离散变量表示( dvr )方案研究了双原子分子在强场下的多光子电离光电子能谱，得到了与实验相同的结果。
• Methods for optimization design of discrete variables are summarized . the tabu search algorithm and its application to the optimization design of discrete variables are presented and explained by an example
  摘要概述了离散变量优化方法，介绍了禁忌搜索算法及其在离散优化设计中的应用，并用实例说明之。
• 5 . found mathematics model of discrete variables for frame structures maximum entropy two - stage optimization design method . two - stage optimization design based on maximum entropy is present
  ( 5 )建立了离散变量框架结构最大熵优化设计的数学模型，提出了基于最大熵的离散变量框架结构设计的两相优化法。