群速度

The Happiness Index on Speed Symptom Complex

七，速度症候群上的幸福指数 7。

So the evolutionary equation of PSO is rewritten without the particle velocity variable.

本文提出了无粒子速度参量和带极值扰动的粒子群优化方法。

The experimental results of two test functions have shown that the TS-PSO has faster convergence velocity and better globe optimal solution.

结果表明，TS-PSO比其他改进粒子群算法更能提高收敛速度，获得全局最优解。

The particle swarm optimization algorithm was improved using differential eˉ volution and three target velocity equations and was applied to th e linear and negative stiffness model of electrostatic suspension system.

利用基于差分进化联合三目标速度方程改进的粒子群优化算法，分别针对具有线性和负刚度特性的静电支承控制系统模型进行了参数优化设计。

For complex multi-peaks function with high dimensions, the classical PSOA has some serious disadvantages such as slow convergence and weak ability of local search.

在求解高维空间中复杂多峰函数的优化问题时，传统的粒子群算法在收敛速度和局部搜索能力等方面表现出严重不足。

According to the characteristics of strong global search, but weak local search and slow convergence of genetic algorithm, this paper proposed a new hybrid algorithm which combined GA and PSO, and applied it successfully to automatic software test data generation.

针对遗传算法具有较强的全局搜索能力，但局部搜索能力较弱，且收敛速度慢的特点。将遗传算法与粒子群算法结合起来形成新的混合算法，并成功应用到软件测试数据自动生成过程中。

The fluid flows and heat coupled calculation method is used. The standards two equations turbulence models, velocity and pressure coupled arithmetic are used.According to the results of numerical simulation analysis the local coefficient distribution changes along the pin fins.Study the effection that its height and shape of the pin fins have on the average Nu and the average number of pressure loss coefficient Eu.The circle-shaped and elliptic-shaped pin fins have different circumcolumnar regional,therefore the mixed conditions are effected.

数值计算中采用标准双方程湍流模型，速度压力耦合算法；根据数值模拟的结果分析沿扰流元的局部换热系数分布变化，研究其扰流柱高度及形状对扰流柱通道平均努赛尔特数Nu和平均压力损失系数Eu的影响，圆形和椭圆形扰流柱的绕流尾涡影响的区域的不同对扰流柱群内流体混合状况的影响。

A new mechanism of the subset combination method is applied simultaneity , which hybridizes the mechanism of the pheromone trail updating with the combination mechanism of scatter search to generate new solutions .

采用一种将蚁群算法的信息素更新技术与分散搜索的组合机制相结合的新型子集组合成新解的构解机制，同时采用动态更新参考集与临界准则策略来加快收敛速度。

The proposed algorithm reserves both good fitness particles and the diversity of particles in evolution process,which improves the ability of PSO in getting rid of the local extreme value and meliorates its convergent speed and precision.

该算法在保留高适应度粒子的同时，确保了粒子的多样性，从而改善了粒子群优化算法摆脱局部极值点的能力，提高了算法的收敛速度和精度。

The results show the new PSO algorithm was imp roved on convergence and global optimization.

结果表明，改进的粒子群优化算法具有更快的收敛速度和全局寻优能力。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷