交叉遗传

Wheel disk gambling selection operator, adaptive crossover and mutation operators are used as genetic operators.

其中遗传算子分别采用轮盘赌选择算子以及自适应的交叉和变异算子。

To study the efficacity of space-induced towards the Artemia sinica spawn and select individuals with big genetic differences to propagate,this paper collect totally 59 space-induced and control Artemia sinic to carry out the genetic diversity inspection and relative's analyses using four sets of AFLP selective primers for amplification.

每对引物均获得清晰的扩增图谱，共检出222个清晰可辨的不同扩增片段，其中多态位点189个，占85.1%；UPGMA和NJ聚类分析图显示，来自空间诱变组的M5单独聚类，而其它58个个体聚为另一类，其他太空诱变组与地面对照组的个体交叉聚类，地面对照和太空诱变组遗传差异不明显。

A new method to solve the combinatorial optimization problems with mixed evolutionary algorithm based on natural scale enumerative system coding was proposed in this paper. Elitism strategy, one-point crossover and Gaussian mutation were used in the algorithm. An ingenious method for operation among big parameters was designed, which can avoid overflow and simplify the operation.

在自然进位制编码的基础上，算法采用了遗传算法的单点交叉算子和进化规划的高斯扰动算子，并运用了精英保留策略；算法实现时采用逐位运算法实现大数值运算，避免了运算溢出，减少了运算量。

In this section, we present a method that breaks the symmetry of the graph coloring problem by matrix transformation and provide a improved general standard of genetic algorithms which can be used to solve many problems with a highly symmetric solution space .

本文提出利用矩阵变换的方法解决冗余数据带来的交叉算子失效问题，并给出一种改进的通用遗传算法标准用于解决一类具有编码冗余问题的例子。

An integer coded hybrid particle swarm optimization algorithm which incorporates the crossover and mutation operators of Genetic Algorithm with basic particle swarm optimization is proposed to solve the model, and a C ++ code is programmed.

同时提出基本粒子群优化算法与遗传算法交叉、变异算子相结合的整数编码的混合粒子群优化算法来求解该选址模型，并编制了相应的C++程序。

The proposed encoding does not include the information of workers and machines, so it is easily to intercross and mutate between chromosomes and spare computational time.

本算法采用的遗传编码不含工人和机床设备的信息，使得染色体的交叉和变异容易操作，节省了计算时间。

In IPSO,to update the particles,the crossover idea of genetic algorithm is utilized by particles to exchange information.

算法中，利用遗传算法的交叉思想来完成粒子间的信息交换，以期达到粒子更新。

To overcome the local optimal problem existing in some maximum likelihood DOA estimation algorithms, improve the estimation accuracy, a global optimal solution of nonlinear maximum likelihood DOA estimation is obtained by real-valued genetic algorithm proposed in this paper.

所提出的实数遗传算法由含实数域结构和目标函数信息的实数交叉和变异算子构成，是较理想的获取非线性实变量函数全局最优解的方法。

A new method combining genetic algerithm with artificial neural networks is used in optimal problems in mining engineering.

同时将新兴的交叉学科遗传算法与人工神经网络相结合，应用于采矿工程中的优化研究。

It introduced research actual state of genetic algorithms, enumerated the calculation result of global optimized crossover and mutation, gave the mostly program of binary system character string coding and using numerical model and the practical data checked out the effectiveness of mixed inversion algorithm.

文中介绍了遗传算法的研究现状，例举了全局寻优交叉和变异的计算结果，给出了二进制字符串编码的主要程序段，用数值模型与实际资料验正了混合反演算法的有效性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。