According to the changes of the fitness, updated the inertia weight of each particle after each iteration to achieved a self-adaptive adjustment of global search ability and local search capabilities.
在每次迭代时，算法可根据粒子的适应度变化动态改变惯性权重，从而使算法具有动态自适应性全局搜索与局部搜索能力。
By introducing the nonlinear variation weight and mutational operation into the standard particle swarm algorithm to ensuring the overall convergence and enhance the accuracy of convergence.
在标准粒子群算法中引入非线性变化权重和变异操作来保证全局收敛并提高收敛精度。
The frictional force between a particle and fluid counterbalances the weight of the particle.
颗粒与流体之间的摩擦力与其重量相平衡。
With graphite particle content increasing from 5% to 20%, wear weight-loss and friction coefficient of the composites are obviously declined, greatly improving wear resistance of the composites.
随着石墨颗粒含量从5%增加到20%，镁合金基复合材料的耐磨性得到明显的改善，磨损质量损失与摩擦系数都降低到较低水平。
Because the particle shape of MCC is irregular, it causes bad flowability, the variation of tablets weight, and the poor disintegration properties.
然而由于微晶纤维素颗粒形状的不规则，使得其粉末的流动性不佳，造成锭片重量上的差异。
The energy of a particle or system of particles derived from position, or condition, rather than motion. A raised weight, coiled spring, or charged battery has potential energy.
粒子或粒子系统因其位置或状态而非运动而具有的能量。举起的重物、压紧的弹簧或充了电的电池都具有势能。
The number, weight and volume-average diameters of the particle were calculated by optical densities.
用光密度法计祘了颗粒的数均、体均和重均粒径。
Because of this, a particle swarm optimization algorithm with the strategy of nonlinear decreasing inertia weight is proposed based on the standard particle swarm algorithm.
结果提出一种非线性递减惯性权重策略的粒子群优化算法。
It has much difference in property and production rate while freezing food products with different particle size weight and shape.
它在冻结不同颗粒大小，不同质量和形状的产品时其性能和产量有很大区别。
The settlement is proportional to the weight of the object, and the bigger the particle, the faster the settlement.
沉降与物体重量成正比，颗粒越大沉降越快。
During the treatment of a particle field the effect of particle diameter, specific weight, rigidity of material and friction factor, etc on particle movement has been taken into account.
在处理颗粒场时考虑到颗粒直径、比重、材料的刚度、摩擦系数等对颗粒运动的影响。
They are increasing and decreasing active sites of particle, molecular weight of flocculant, amount of flocculant, molecular recognition and conformation of flocculant.
吸附角度又包括增减颗粒上的活性质点数、絮凝剂分子量、絮凝剂用量、分子识别和絮凝剂形态五个方面。
This method can reduce the weight degradation rate of particle aggregation which occurs in the particle filter moving target tracking method after a certain number of iterations.
该方法能降低基于粒子滤波的运动目标跟踪方法在迭代一定次数后会出现粒子权重聚集的粒子退化速度。
The frictional force between a particle and fluid counterbalances the weight of the particle.
土壤中细颗粒的流失是土壤质量恶化的重要表现之一。
The shape of model sand particle play an important role in submarine rest angle, starting speed, bulk specific weight and some other physical characters.
颗粒形貌对模型沙的水下休止角，起动流速、堆积密度等性能有显著影响。
When the weight of the particle can resist the resistance of the wind, it is discharged from the outlet, thus it ensures the accuracy of the particle size.
颗粒重量达到能克服出料口的进风阻力时，就从出料口排出，确保颗粒度的准确性。
Alternative use of improved particle swarm optimization neural network BP algorithm weight value.
利用改进粒子群算法替代BP算法优化神经网络的权值系数。
In this paper, index's weight of each channel of particle counter is firstly used to quantify the influence force and its validity has been proved by experiments.
文中首次尝试采用通道指标权重对其进行定量描述，并对该指标的有效性进行了试验验证。
The new model was based on the weight adjustments of error back propagation of BP algorithm and the weight modification using particle swarm optimization (PSO).
提出一种基于粒子群算法优化BP网络的权值调整新方法。
The standard particle Swarm optimization (PSO) algorithm cannot adapt to the complex and nonlinear optimization process, because the same inertia weight is used to update the velocity of particles.
由于标准粒子群优化(PSO)算法把惯性权值作为全局参数，因此很难适应复杂的非线性优化过程。
The result indicated that the molecular weight decreases, the grafting ratio and particle size increase with the increase of initiator concentration.
乳化剂浓度增大，分子量和接枝率变化不大，粒径则有下降趋势；
In the model the exit area ratio, solid particle mass ratio, fuel enthalpy of combustion, jet gas molecular weight, chamber stagnation temperature, flight Math number etc. have been considered.
在该模型中考虑了底排出口面积比，排气固相颗粒质量比，燃料热值，燃气分子量，燃烧室总温，飞行马赫数等因素。
It can mix evenly the materials, even if the material is new or broken, powder (dry) or particle in shape, light or heavy in weight.
新料与破碎料或颜料，粉体料(干色粉料)与粒体料(母料)等形状，表现比重不同的材料也能均匀地进行混合。
The compact and small particle oxide film was very corrosion resistant. The weight gain rate of samples declined very much firstly, and then changed little.
致密细小氧化物膜具有很强的耐蚀性，腐蚀增重速率先是大幅降低，然后逐渐平缓。
It was shown that the organic content, the specific weight of soil particle and the liquid limit decreased but the plastic limit increased with the increase of the concentration of acid.
试验表明：酸浓度的增加导致有机含量减小，土粒比重减小，塑限增大、液限减小；
It was shown that the organic content, the specific weight of soil particle and the liquid limit decreased but the plastic limit increased with the increase of the concentration of acid.
试验表明：酸浓度的增加导致有机含量减小，土粒比重减小，塑限增大、液限减小；
应用推荐