Particle swarm optimization is widely used to solve continuous function optimization issue, but its application in discrete combination optimization problems is still relatively few.
粒子群算法在求解连续函数优化问题中取得了广泛的应用，但是其在离散的组合优化问题中的运用还比较少。
The proposed algorithm is a combination of the partition sampling technique and hypothesis calculations with the particle filter.
这种新的贝叶斯滤波算法是粒子滤波器与划分采样技术和假设计算的有机结合。
With the geometric information in combination with null-field, T-matrix of arbitrary- shaped particle can be found.
将几何信息导入零场方程得到任意粒子的散射的T矩阵。
Different grade distribution would lead to VCADRC value changes for the combination of same particle shape.
不同级配会导致同一几何形状组合的VCADRC大小发生变化。
During the running time, the particles are updated through the combination form of chaos update and particle swarm update so that the global convergence could balance against local convergence.
在算法运行过程中，对粒子的位置进行混沌更新和粒子群更新相结合的更新方式，使全局收敛与局部收敛达到一定平衡。
Abstract :Based on the combination of experiments and numerical simulations, the plastic properties of a 91%(mass fraction, the same below) refined particle tungsten alloy were investigated.
通过实验方法和分子动力学模拟方法研究了91%（质量分数，下同）细化颗粒钨合金材料的塑性力学问题。
At the section with non lithology key bed, the key bed could be selected according to the lithology combination and the particle variation.
在无岩性标志层的层段，则根据岩性组合及粒度变化选择标志层。
At the section with non lithology key bed, the key bed could be selected according to the lithology combination and the particle variation.
在无岩性标志层的层段，则根据岩性组合及粒度变化选择标志层。
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