组合问题

• In the forth part , the paper uses markowtiz mean - variance analysis in portfolio choice and capital markets and professor zhang zhongzhen pivoting operation to solve portfolio loans
  第四部分，文章利用markowtiz的资产选择理论和张忠桢教授的枢轴旋转运算法试图解决贷款组合问题。
• In this paper , they discuss the optimal investment problem with more than one investor in single period securities markets , and obtain the optimal solve
  摘要讨论了单时期金融市场模型的最优投资组合问题，将多个投资者作为一个整体，得到了在同一个效用函数下，使总体期望消费效用达到最大的一般性结果。
• Because the design of state space of the combinatorial problem is much easier than design of the searching algorithm , the present of the general searching algorithm is the apparent progress for the searching technology
  因为组合问题的状态空间表示比原来的搜索求解容易的多，通用搜索算法的提出是搜索技术的一个明显的进步。
• Supposed algorithm b is the concrete searching algorithm for the combinatorial problem p . the parameter of algorithm a corresponding to algorithm b is the algorithm that denotes the combinatorial problem p in the way of the state space
  设b是求解组合问题p的具体搜索算法，算法a对应于算法b的参数就是用状态空间表示组合问题p的算法。
• Genetic algorithm ( ga ) is a high - effective randomly searching algorithm , based on the nature evolution . it is a very effective algorithm to resolve np - completed combination optimization problem
  遗传算法是一种借鉴于生物界自然选择和进化机制发展起来的高度并行、自适应的随机搜索算法，是一种非常有效的解决np完全的组合问题的方法。
• This study aims to propose a framework to incorporate the voice of the customer into the product configuration and conduct an empirical study that based on customers ' preferences to segment the market and propose various combinations of songs as special collections
  尽管过去有很多关于产品组态与行销策略之研究，然而很少关于歌曲精选辑选录组合问题之研究。
• The classic model in portfolio ' s theories was introduced at first , which was the mean - variance model , the latest research results were discussed , and the optimal portfolio with the consideration of the inflation rate was researched in particular
  本文首先介绍了投资组合理论经典的均值?方差模型，简述了该模型近年来的研究状况，研究了在通货膨胀率影响下的最优资产组合问题。
• Based on thorough theoretic analysis on the problem of evidential combination , a new combination rule was proposed by distributing local conflict to local focal elements and conjunctively operating on the coincident basic belief assignments
  摘要通过对证据组合问题进行深入的理论分析，提出一种新的基于局部冲突、局部分配和一致性部分进行合取规则的证据组合方法，同时利用证据的可信度来修正证据结构。
• In proposbonal calculus , the processing ofresoluhon pdriciple have combination explosion naturally so , how to eltw combinaion explosion in the processing of resolution ( genetal showed computationaily hard problem ) is an in1portan subject in automated theorem proving
  命题逻辑系统中的归结原理本质上存在组合问题，因此，如何避免组合问题(通常以计算复杂性的形式出现)是自动推理研究中的一个重要课题。