parent population的例句大全

Function to shuffle the parent population.

函数来随机组合亲本种群。

provided by jukuu

This paper gives the robust methods of estimating for parent population parameters through the monomial sequences first, and applies it to the classification datas then.

本文先给出单项数列估计母体参数的几个稳健方法，再将它们推广到分组数据的情形。

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generations 'hybridization in succession with white goose of xupu as male parent and jilin local goose as female parent was conducted. 700 outstanding individuals were chosen to compose the nucleus breeding population, and after 5 generations' self-population breeding, jilin white goose was obtained.

吉林白鹅肉用品系是以溆浦白鹅为父本、吉林本地鹅为母本连续进行2代级进杂交，选择700只优秀个体组成选育核心群，又经过5个世代自繁选育而成。

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The simulant genetic optimization shows that the genetic drift induced by multi-parent occurrence-based scanning crossover reduces both the population diversity and the convergence rate, thus deteriorating the performance of an evolutionary search.

应用基于基因出现频率的多父代扫描交叉的仿真遗传优化实验的数据表明，重组的遗传漂移不但导致种群多样度的急剧下降，而且降低了进化搜索的收敛速度，从而降低了进化搜索的性能。

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In this paper we employ urban household data collected by Institute of Population and Labor Economics to present the evidence of shocks to parent employment on the college enrollment decision of kids.

本文使用中国社会科学院人口与劳动经济所的城市住户调查资料，分析了父母的就业冲击对子女大学入学决策的影响。

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At the same time, we used these extreme materials as parent to structure F2 population.

同时利用这两极端材料作亲本构建了F2群体。

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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。

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The average heterosis of F2 over mid-parent based on population mean was-1.99% to 1.11% for all these traits. It suggests that little inbreeding depression exists for F2 and F3 seeds.

按群体平均数计算，这些性状F2的中亲优势仅为－1.99%～1.11%，这揭示出F2、F3近交衰退很少。

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