hwmain

LDPC MATLAB工具箱，提供LDPC编解码程序(LDPC MATLAB Toolbox provides procedures LDPC Codec)

产生一个正交相位调制信号（QPSK），该信号可供复数解析，调制相位为（0，pi/2,pi,3*pi/2）(have an orthogonal signal phase modulation (QPSK), which is available for complex signal analysis, Phase modulation (0, pi/2, pi, pi* 3/2))

plsa的简单实现，有数据，有代码，可以运行，有代码的解释(a simple implementation of plsa, data, code, you can run, the interpretation of the code)

求解他励发电机空载特性曲线，通过建立他励发电机空载数学模型绘制出该曲线。(Solving excited generator load characteristic curve)

MATLAB语音信号分析与合成（第二版）宋知用_例程(MATLAB Speech Signal Analysis and Composition (Second Edition) Song Zhiyu Routine)

this demo on neural network creation

说明：  This function is used by Newton s Method for systems and by Broyden s Method

nice document about the fast manipulation of multi-dimensional arrays in matlab,with some examples to avoid loops and using indices

线性调频信号是一种雷达常用的电磁波信号，当雷达信号检测到目标时候，反射后得到雷达回波信号，此时由于多普勒效应，信号的频率发生偏移，这个源码仿真出雷达检测到目标加速度信息的回波信号。(LFM signal is a commonly used electromagnetic radar signal, when the radar signal detection to the target time, after reflection of radar echo signal, at this time due to Doppler effect, the signal)

说明：  simulink风力发电机组的PQ计算模块，用于风电领域的集成模块(P&Q control)