1) frequency-based matrix
频率矩阵
1.
A frequency-based matrix diversity strategy is applied in the traditional Genetic Algorithm.
在传统的遗传算法中 ,引入一种基于频率矩阵的种群多样性策略 。
2) position probability matrix
位置频率矩阵
3) frequency eigen matrix
频率特征矩阵
1.
Besides,other two methods of finding normal coordinate are given,one method is by changing the coordinate scales and diagonaling the new kinetic energy matrix, the other method is by changing the coordinate scales and using arbitrary row of adjoint matrix of the frequency eigen matrix.
给出了动能矩阵为对角矩阵,在A=aE和A≠aE(E为单位矩阵)两种情况下同时对角化势能矩阵求简正坐标的一般方法,并提出了先改变坐标标度,后对角化新势能矩阵或用频率特征矩阵的伴随矩阵的任一列求简正坐标的另两种方法。
2.
The normal coordinates and normal vibration modals of multidimension free vibration can be obtained by using arbitrary row of adjoint matrix of the frequency eigen matrix, and two examples are given in this paper.
通过改变坐标标度,直接写出了多自由度振动系统的频率特征矩阵,介绍了用频率特征矩阵的伴随矩阵的任一列求简正坐标的方法,讨论了系统的简正振动模式,并举例说明。
4) frequency time matrix
频率-时间矩阵
5) frequency setting matrix
频率定值矩阵
6) time-frequency data matrix
时间-频率二维数据矩阵
1.
Doppler frequency compensation can be worked out quickly and accurately according to the distance-velocity information included in time-frequency data matrix,and the main clutter s features of different distance cells that it has almost the same Doppler frequency and occupies several distance cells.
根据时间-频率二维数据矩阵中包含的距离、速度信息,利用不同距离单元的主杂波谱线所处的滤波器号几乎相同,且所占的距离单元数比较多的特点,采用FFT快速数字信号处理算法,实时、准确地得到多普勒频率的补偿值,从而对步进频信号处理中多普勒效应进行补偿。
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
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