1) exponent increased crossover probability
指数递增交叉概率
1.
In order to improve the global optimization ability of DE algorithm,exponent increased crossover probability operator,linear decreasing scaling factor and random mutation mechanism were introdunced.
在这个算法中,两种不同的变异策略DE/rand/1和DE/best/1通过线性递减加权组合策略产生新的变异策略,以便动态利用DE/rand/1和DE/best/1的优点,并且引入一种指数递增交叉概率算子、线性递减缩放因子和一种随机变异机制以进一步提高算法的全局寻优能力。
3) crossover probability
交叉概率
1.
According to the concentrating degree of fitness of the populations,a kind of adaptive crossover probability and mutation probability were designed in terms of three variables of maximal fitness,minimal fitness and average fitness of the populations,whereby the crossover probabilities and mutation probabilities of the whole populations could be ad.
为了改善传统自适应遗传算法的收敛速度以及局部收敛问题,根据种群适应度的集中程度,以种群的最大适应度、最小适应度以及适应度平均值这3个变量为基础,设计了改进的自适应交叉概率和变异概率来调整整个种群的交叉概率和变异概率,提出了一种基于种群适应度集中程度的改进自适应遗传算法。
2.
In order to avoid premature convergence and occurrence of minimal deceptive problems,which is caused by the niche technique,fuzzy control is presented for the controlling of the crossover probability P_c and muta.
遗传算法加入小生境技术后虽可保持种群群体的多样性,但是不可避免的会产生部分个体的早熟以及陷入局部最优,于是加入模糊控制思想,对种群的交叉概率 P_c 和变异概率 P_m 进行模糊控制,以此为基础,形成了一种新型的模糊控制小生境遗传算法。
3.
The adaptive crossover probability and adaptive mutation probability are designed,considering the influence of every generation to .
该算法将核引入遗传算法的初始群体来提高算法的性能,依照决策属性对条件属性的依赖度,在加强局部搜索能力的同时保持了该算法全局寻优的特性,并且对交叉概率和变异概率进行了新的设计。
4) probability index
概率指数
1.
0 to find a new method,that is,the probability index of water inrush method to predict the water inrush from mining floor,The selection of the effected causes,the input data parameters,the determination of the exponents of the corresponding causes,the establishment of the mathematics models and the predictive method of water-inrush quantity have been stated in the way of programming t.
介绍了煤层采场底板突水预测的新方法———突水概率指数法编制的求取步骤 ,阐述了利用VisualBasic5。
2.
A new method, probability index of water inrush used in forecasting water inrush from mining floor is put forward.
概述了当前煤矿底板突水预测预报存在的问题,提出了用突水概率指数法预测采场底板突水的新方法,即根据影响底板突水因素对突水所作的贡献,赋予不同的权重给影响采场底板突水的各因素,使得影响底板突水的各因素定量化,建立合理的数学模型,求出突水概率指数。
5) auto-adaptive crossover probability
自适应交叉概率
6) cross timeslot probability
交叉时隙概率
补充资料：指数
指数
①表示一个数自乘若干次的数字，记在数的右上角，例如32，43， 6n，右角上的小数字2，3，n。②根据所测量值以表达不能精确测定值的公式。如*心指数。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条