homework_01

OFDM系统中Ls算法进行信道估计得出的ber,程序可运行。(channel estimation with Ls)

说明：  求解分块五对角方程组的Matlab编程,并且给出了求解误差的子函数，本编程实用性强(solution for Block pentadiagonal equations)

该程序找到了使用L曲线算法的拐点，是正则化程序中，寻求正则化参数的一种比较好的方法。CORNER Find corner of discrete L-curve via adaptive pruning algorithm.(The program found the algorithm using the L-curve inflection point, is the regularization process, the regularization parameter for a better way. CORNER Find corner of discrete L-curve via adaptive pruning algorithm.)

用matlab编写的多尺度散布熵程序，还保存精细多尺度散布熵程序(The program of multi-scale dispersion entropy written by MATLAB also preserves the program of fine multi-scale dispersion entropy.)

说明：  48MW风电场Simulink仿真，共24台风机，含10Mvar无功补偿装置，可实现定电压定无功控制。(48MW wind farm Simulink simulation, a total of 24 fans, including 10Mvar reactive power compensation device, can achieve constant voltage constant reactive power control.)

FDTD一维场的叠加显示，对初学者有很大的帮助。(Superposition of one-dimensional FDTD field shows a great help for beginners.)

该程序经过实际使用，是综合网上各种求小波包能量方法的正确版本，能够有效使初学者少走弯路，可直接使用，对于函数已进行了备注。(After the actual use of the program is a comprehensive online variety seeking wavelet packet energy method the correct version, so that beginners can effectively avoid detours, can be used directly for the function has been carried out notes.)

This function returns the free vibration displacement of a damped SDOF system.

NEWMARK方法求解结构动力学源程序，可求解较大自由度时的响应(newmark algorithm source)

说明：  此程序是运用music方法估计功率谱，并实现了信号还原。(This program adopts the mathod of music psd to estimate the powerdensity,and get the original signal.)