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IIR滤波器的经典分析与比较，包括切比雪夫I型，II型、椭圆等！转换方式，冲击法，双线性（带通）(The classic IIR filter analysis and comparison, including chebyshev type I, II, elliptical, etc.! The switch pattern, impact method, double linear （bandpass filer）)

有限元数值计算的源程序，matlab实现的(FEM calculation of the source, the realization of Matlab)

NLSE by agrawal implemented in matlab stimulated raman Third harmonic generation SPM and GVD

对心电信号的经典处理，多种滤波器的设置，包含比较全面的源码和解释，并在matlab中仿真(Classic ECG processing, various filter settings, including source code and more comprehensive explanation and simulation in matlab)

Class Instance Source Code for Andriod.

Multi-phase rectifier based harmonic suppression(The usage of power electronic devices in ship pow er g rids w ill produce a large number of harmonics in the input circuit of converters )

关于计算机模拟的matlab实验(Matlab on the computer simulation experiment)

噪声，《计算机图像处理与识别技术》源代码 (noise in matlab)

基于EMD的Hilbert-huang变换(Hilbert-huang transform based on EMD)

some useful definitions in project designs