爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.The Evolution Operator of a Kind of Oscillator with Time Dependent Extra Source and Their Feynman Transfer Matrix Element
一类含时外源谐振子的演化算符及其Feynman转移矩阵元收藏指正
2.Besides, with the Hamiltonian of the interaction between the field and the atom with Kerr medium, the evolution operator and the reduced density operator of the field are derived, then the other basic work model is obtained.
其次，从光场与原子附加克尔介质相互作用哈密顿量出发，得出非线性J-C模型系统的一般时间演化算符和光场的约化密度算符，得出了本文的基本工作模型之二。收藏指正
3.Also we use the time-dependent SU(2) gauge transformation to diagonalize the Hamilton operator ,obtain the berry phase and analytically the time-evolution operator. The particle number difference of species A between the two wells is studied analyticall
并且用含时SU(2)规范变换对角化哈密顿量得到了系统的Berry位相和时间演化算符，并研究了量子随穿过程。收藏指正
4.The energy eigenvalue, eigenfunction, matrix elements of coordinate and momentum operators in energy representation, and evolution operator for a two-dimentional coupled oscillator are presented by using the general linear quantum transformation theory.
摘要运用广义线性量子变换理论，给出一类二维耦合量子谐振子的能量本征值、本征函数、坐标和动量算符在能量表象中的矩阵元及演化算符。收藏指正
5.For the effective ABCD systems which second derivative of beam width square with respect to the axial coordinate is a constant, the nonlinear evolution equations of spatial coordinate operator and momentum operator are obtained by means of Heisenberg picture, respectively, and the corresponding Huygens integral is solved by a simple iteration method.
对于束宽对轴坐标的二阶微分为常数的有效ABCD系统 ,利用海森伯图像得到了坐标和动量的非线性进化关系 ,并利用简单的迭代方法得到了相应的衍射积分公式。收藏指正
6.The MEA’s similartaxis operator was come into by the clone mind evolution algorithm (CMEA), which introduced the clone operator to leave the strong component of the weak individuals to next iterativeness.
克隆—思维进化算法(CMEA)继承了进化算法(MEA)中趋同操作的择强汰弱思想,同时引入克隆算子将相对较弱个体的强势因素保留到下一代。收藏指正
7.The time evolution of a quantum state is described by the Schrodinger equation, in which the Hamiltonian, the operator corresponding to the total energy of the system, generates time evolution.
薛定谔方程描述量子态的时间演化，在量子态哈密尔敦函数中，操作者与系统的总能量通讯，引起时间演化。收藏指正
8.Since the evolution of the whole population system is mainly dependent on the population evolution in the age interval [0,r_2], r_2 being the maximal fecundity age of female individuals, the discussion about the population operator A_1 defined in L~2 [0,r_2] is meaningful.
由于人口系统的发展主要决定于年龄段[0,r_2]中人口的发展,其中r_2为妇女的最大生育年龄,所以讨论L~2[0,r_2]上的人口算子A_1是有意义的。收藏指正
9.(3) An eugenic evolution genetic algorithm (EGA) is proposed to improve the efficiency of simple genetic algorithm (SGA) searching and the performance of global optimization through introducing deterministic simplex searching operation, and improving the crossover operator, and modifying adaptive crossover probability andadaptive mutation probability, and others.
(3)针对常规遗传算法(SGA)寻优效率偏低、易陷入局部最优的弱点，通过增加单纯形寻优算子、改进交叉算子、自适应地调整交叉率和变异率等措施，设计了一种优进遗传算法(Eugenic Evolution Genetic Algorithms，EGA)，并将它应用于动力学模型的参数估计，取得了良好的效果。收藏指正
10.The classical real-coded genetic algorithm (RGA) is analyzed. On this foundation, aimed at the deficiency existing, the improved real-coded genetic algorithm (IRGA) is proposed, which has self-adaptable mutation operator and multi-turns evolution strategy.
对经典实数编码遗传算法(RGA)进行了分析，针对RGA存在的不足，从多方面进行了改进和探索，提出了具有自适应变异算子和多轮优化策略的改进后的遗传算法(IRGA)。收藏指正
尝试查询
汉英释义