最大似然算法的英文
maximum likelihood algorithm
例句与用法
- The following are the main works : the maximum likelihood estimator ( mle ) was studied in detail , and the ocean return curve based on the sub - optimal maximum likelihood estimator ( smle ) was first obtained in china through the airborne flight experiment
( 2 )深入研究了星载雷达高度计最大似然跟踪算法，并完成了基于准最大似然算法的高度计跟踪器的研制，通过机载校飞实验，在国内第一次获得了基于准最大似然算法的海洋回波跟踪曲线。 - First , being based upon kalman filter , extended kalman filter formulas was established ; second , with using extended kalman filter in non - linear dynamics system maximum likelihood identification method , the self - contained formulas of estimating parameter was established ; third , according to the air layout of the missle , the aerodynamic parameters identification calculating model was gained , with applying to the non - linear dynamics system maximum likelihood identification method ; finally , with using the calculating model , the aerodynamic parameters were gained . the results which were gained from the calulating model were almost consistent with which were gained from the wind tunnel experiment . thus , it was viable to use the method to estimate the aerodynamic parameters
首先，以卡尔曼滤波为基础，将其推广于非线性动力学系统，建立了广义卡尔曼滤波算式；其次，把广义卡尔曼滤波算式应用于非线性动力学系统最大似然算法和非线性动力学系统最大似然递推算法中，建立了各自的参数估计完备算式；再其次，以所建立的倾斜稳定导弹空间运动数学模型为基础，根据该导弹的气动布局，推导并建立了该导弹空间运动数学模型，将最大似然递推算法应用其中，建立了导弹气动力参数辨识的数学模型；最后，利用该模型，估算出了气动力参数，所得结果与风洞实验数据基本吻合，从而认为采用此方法是可行的。 - Based on analysis of synchronization techniques in ofdm , this dissertation present a ml arithmetic to estimate time and frequency offset using symmetrical & conjugate prefix . the correlation peak of likelihood function curve is very sharp according this arithmetic , so the symbol synchronization by this arithmetic is exacter than that by general arithmetic using cycle prefix
文中在全面分析ofdm同步技术的基础上,提出了利用对称共轭前缀的最大似然估计法来进行符号定时和频偏估计,相对于传统的利用循环前缀的最大似然算法,这里提出的算法可以获得尖锐的相关图样,定时精度高,频偏估计误差小。
