phase-difference-detection-based-FFT

读入mit库的心电信号，并利用小波分析的方法去除其基线漂移(Read ECG mit libraries and to make use of wavelet analysis method to remove the baseline drift)

Mathematical model of Induction generator

一种适用于灰度或者黑白图片的matlab噪声处理程序(One for grayscale or black and white picture of matlab noise handler)

可以用这份代码做粒子滤波，效果还行，这个是无迹的算法(This code can be used for particle filtering.)

说明：  二阶锁相环Matlab仿真代码，如入两路信号和信噪比，输出锁相以后的信号。可以仿真初始频差，和频率斜升的情况(second-order PLL Matlab simulation code, such as two-way signals and signal to noise ratio, the output signal after the lock-in. Simulation can initial frequency difference, and frequency ramp-up of)

采用Hamming窗实现的低通滤波器，可设置通带频率、截止频率以及带宽等滤波器特性参数。(The low-pass filter is realized by using Hamming window, can set the passband filter characteristic parameters such as frequency, the cut-off frequency and bandwidth.)

适用于初期疲劳设计计算的通用斜率法，简单实用，对公式的处理有一定的借鉴(General slope method life method)

matlab 设计 FIR 低通滤波器的几种方法(matlab design FIR low-pass filter of several methods)

DOA估计，窄带单频信号，将均匀园阵虚拟成线阵，再运行ESPRIT算法(DOA UCA ESPRIT )

一个毕业设计里面，关于PID控制参数整定的问题，用试凑法解决了Matlab编程问题(Deliver tuning of PID Parameters Based on test code)