In the hybrid approach , based on the global search ability , discrete artificial immune algorithm is used to search the optimal solution and simulated annealing is applied to avoid getting into a local optimum 该方法利用离散人工免疫算法的全局搜索能力来寻找全局最优解，利用模拟退火方法来避免陷入局部最优。
To improve the calculation efficiency , two enhanced global search capability self - adaptive psos , one - population self - adaptive pso and two - population self - adaptive pso , are proposed 为了进一步提高算法效率，提出了两种增强全局搜索性能的参数自适应算法：单群体参数自适应微粒群算法及双群体参数自适应微粒群算法。
Considering the huge data quantity and the plentiful objectives of the crew pairing , genetic algorithm is selected to slove the problem , which can realize the overall searching efficiently 考虑到机组配对的数据量大,配对影响因素和配对目标多,本文选择了具有高效并行全局搜索特点的遗传算法对配对过程进行优化。
Numerical computations show that the approach has global searching capability and can give satisfactory solutions , especially for the system of nonlinear equations , which is sensitive to the variables 数值计算结果表明此方法具有全局搜索性，特别是，它能够以满意的精度求出对未知数具有敏感性的非线性方程组的解。
You cannot perform a global search - and - replace operation to change role definition names or role assignment settings , or to find all the role assignments that include a specific user or group 您不能通过执行全局搜索-替换操作来更改角色定义名称或角色分配设置，也不能通过这种方式查找包括特定用户或组的所有角色分配。
Thirdly , genetic algorithm is a kind of search and optimization method simulating the life evolution mechanism , which has the advantages of global optimization and implicit concurrency 遗传算法是一种模拟生命进化机制的搜索和优化方法，与常规优化算法相比，具有隐含并行性和全局搜索特性，因此选择遗传算法进行寻优计算。
The experiment results of multiuser detection problem show that both of the proposed methods not only have simpler algorithm structure , but also perform better than conventional qea and bpso in terms of ability of global optimum 通过对多用户检测问题的求解表明，新的算法不仅操作更简单，而且全局搜索能力有了显著的提高。
Several benchmark functions are tested and the experimental results show that the new algorithms not only significantly speed up the convergence , but also effectively solve the premature convergence problem 用基准函数对改进算法进行实验,结果表明,新算法不仅具有更好的收敛精度和更快的收敛速度,而且能更有效地进行全局搜索。
The ability of global searching and extensive application in other scopes of genetic algorithm had proved that it is attracting goal for us to study how to apply genetic algorithm to network reconfiguration 遗传算法的全局搜索能力和在其它领域的应用证明，研究遗传算法进行网络重构应该是有巨大潜力的。这正是本论文研究的初衷。
The ia uses the interaction mechanism based on density of antibodies to keep the diversity of antibodies , and improve the global search ability and convergence speed 该算法中抗体通过浓度相互作用的机制来促进或抑制抗体的生成，借此保持抗体的多样性，并产生了高亲和力的抗体对种群进行不断的更新，提高了算法的全局搜索能力和收敛速度。
