matlab_levelsetcode

Exchange rate changes

阵列信号处理，采用遗传算法对阵列进行稀疏化处理，对于研究阵列天线的学者有帮助(Array signal processing and sparse processing with genetic algorithm are helpful to scholars who study array antenna.)

说明：  本程序能够实现棒的横震动，而且在震动过程中能够计算出共振频率(This procedure can achieve the cross-bar vibration, but also in the process of vibration resonance frequency can be calculated)

说明：  MATLAB的实用经典程序2，可使初学者在短时间内较快掌握MATLAB中的一些基本函数(MATLAB utility classic program 2 will enable beginners to master quickly in a short time some of the basic function of MATLAB,)

EKF_for_1_Div_UnLine_System 老师写的程序 EKF 效果很好 对EKF的理解有帮助(EKF_for_1_Div_UnLine_System Teachers write the program EKF effect good understanding of the EKF)

三参数威布尔最小二乘法估计。算法效率高，估计准确(Least squares estimation of three-parameter Weibull.High efficiency of the algorithm accurately estimated)

这些压缩文件里面包含了QPSK信号在瑞利信道和加性白高斯噪声信道中的仿真等(These compressed file containing the QPSK signal in the Rayleigh channel additive white Gaussian noise channel simulation, etc.)

sharppart function for wavelet analysis

对电网不平衡情况下的三相PWM整流器进行了详细的建模分析，并在此基础上研究了两种不平衡控制策略。其一是抑制网侧负序电流的控制策略，主要控制三相PWM整流器交流电流对称正弦化控制。其二是抑制直流电压谐波分量的控制策略，主要控制三相PWM整流器从电网吸收平衡的瞬时功率，消除直流电压中的各次谐波分量。(Research on the Control strategy of Three-Phase PWM Rectifiers under Unbalaneed Grid Voltage)

A hill climbing algorithm for finding the minimum of a function fitnessfun in the real space.