optimum population的例句大全

Determination of optimum plot size in the simple random sampling of insect population

昆虫种群简单随机抽样最适样方大小的确定

It treat fish population or resource stock as a study unit, analyze the relationship between sustainable yield, optimum fishing effort and population size.

它是把种群或资源群体作为一个研究分析的单位，研究一个资源群体的持续产量、最佳捕捞努力量和资源群体大小之间的平衡关系。

Analysis of the Semi-short Stalk Soybean Hefeng 42 Population Structure under Optimum Compact Planting

半矮秆大豆合丰42号最佳密植群体结构分析

The optimum temperature range for its population increase was 27.5 ℃~ 30 ℃.

美洲斑潜蝇种群增长的最适温度条件为27.5℃～30℃。

as a representative method of swarm intelligence, particle swarm optimization ( pso) is an algorithm for searching the global optimum in the complex space through cooperation and competition among the individuals in a population of particle.

作为群体智能的代表性方法之一，粒子群优化算法（PSO）通过粒子间的竞争和协作以实现在复杂搜索空间中寻找全局最优点。

Based on the concept of gradient and the characteristic of distribution network, the method uses acceleration operation to the excellent individual to push it to a local optimum, then, uses migration operation to keep the diversity of the population.

根据梯度的概念和配电网络的结构特点，对可行解进行加速操作，使之迅速靠近并最终成为1个局部最优解，然后进行移民操作，以保持种群的多样性。

by using the multi-parent crossover operator and the new mutation operator, the variety of population and the ability of mpga algorithm breaking away from the local optimum are effectively improved.

该算法通过引入多父体杂交算子和新的变异算子，有效的增强了种群的多样性及算法跳出局部最优解的能力。

until the early 1980s, in optimum habitats falcated duck comprised c. 60-85% of the total waterfowl population.

直到80年代早期，在适宜生境中罗纹鸭仍然占据大约60-85%的水鸟种群数量。

the optimum sand burial depth for the development of the population characteristics was higher under strong than under weak sand burial.

强沙埋条件的种群各性状发育最适沙埋深度均大于弱沙埋条件下；

secondly, aiming at the easily falling into local optimum problem, we introduce one or two perturbation vector into the search way of the improved algorithm. this can maintain the diversity of the population and prevent the algorithm falling into a focal optimum.

其次，针对算法容易陷入局部最优的问题，我们在改进算法的搜索方式中引入一个或两个扰动向量，这样来保持种群的多样性，防止算法陷入局部最优。

Attention must be given to identifying the optimum pest population that will permit differentiation among genotypes.

要注意确定最适的害虫种群,使不同的遗传型能够辨别.

Population and vaccine repertory influence each other and co-evolve so that they accelerate convergence to optimum.

种群与疫苗库相互作用、协同进化,极大地提高了算法的收敛速度.