查询词典 mutation

It is also proved that the class of monotone increase functions is PAC solvable under a GA with reproduction and random mutation.

本文还证明了对于由复制和一个按顺序的变异构成的遗传算法，严格单增的函数是PAC可解的，单峰函数是非PAC可解的；对于由复制和随机变异构成的遗传算法，严格单增函数是PAC可解的。

This dissertation proves that the class of monotone increase functions is PAC solvable while the class of single peak functions is non-PAC solvable under a GA with reproduction and a mutation operator which mutate according to a pre-set order.

本文提出了概率意义上近似收敛可解的概念，并证明了随机行走和狄拉克δ函数都是非PAC可解的，证明了任何问题在只有杂交算符或变异算符的遗传算法下都是非PAC可解的。

The established forecast model of mutation monotone or nomonotone initial sequence adjusted by residual error amendment and period amendment several times.

文中对具有突变性单调或非单调的初始序列所建立的预侧模型进行了多次残差修正与周期修正，使其预测误差在控制范围内。

The established forecast model o f mutation monotone or nomonotone initial sequence adjusted by residual error am endment and period amendment several times.

文中对具有突变性单调或非单调的初始序列所建立的预测模型进行了多次残差修正与周期修正，使其预测误差在控制范围内。

If an affected child is born to clinically unaffected parents, it is likely that the child has a de novo mutation, and the risk to sibs is far less than 50% but above the population risk because of reported cases of somatic and germline mosaicism.

如果临床无症状的父母但下患病儿童，很可能这个儿童发生了新生突变，而患儿的兄弟姐妹患病的风险远比50％小得多，但比普通人群风险高因为曾报道过体细胞和生殖细胞嵌合体的案例。

To assure the particle diversity of PSO algorithm effectively, muddleheaded mutation is joined in iteration process.

为有效保证PSO算法的粒子多样性，在迭代过程中加入混沌变异。

Objective To study the relationship between P - gp gene mutation and multi - drug resistance of breast cancer.

目的研究乳腺癌中P-gp基因的突变与其多药耐药的关系。

That should quash any remaining quibbles about the franchise's multiplatform mutation.

这应该撤销有关专营权的多平台突变任何狡辩剩余。

China's recent research has shown that this mutation ...

中国最近的研究表明，这个突变的。。。

So that is very important, the mutation is very important.

总而言之，病毒变异的研究是很重要的。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。