biyesheji-

关于微软出的几道思考题目，很有价值.值得一看。(About Microsoft thought out with a few topics of great value)

说明：  使用小波包变换分析信号的MATLAB程序(MATLAB)

说明：  跳频扩谱通信matlab代码，实现跳频通信系统仿真。(Matlab code for frequency hopping spread spectrum communications, to achieve frequency hopping communication system simulation.)

基于瞬时无功功率理论的谐波电流检测的matlab仿真模型。包括clarke变换与park变换。经验证可很好的运行。(Matlab simulation model based on instantaneous reactive power theory of harmonic current detection. Proven to be a good run.)

信号与系统基础知识包括连续信号与模型、离散信号与模型；常用信号变换包括Z变换、Chirp Z变换、FFT变换、DCT变换和Hilbert变换等；离散系统结构包括IIR、FIR和Lattice结构；IIR滤波器设计包括模拟和数字低通、高通、带通与带阻滤波器设计，以及基于冲激响应不变法和双线性Z变换法的IlR滤波器设计等；FIR滤波器设计包括基于窗函数、频率抽样法和切比雪大逼近法的FIR滤波器设计；平稳信号分析包括经典功率谱估计、基于参数模型的功率谱估计和基于非参数模型的功率谱估计；非平稳信号分析包括STFT变换、Gabor展开、Wigner-Ville分布与Choi-Williams分布；非高斯信号分析包括基于非参数法的双谱估计、基于参数模型的双谱估计，以及双谱估计的应用；信号处理的GUI实现包括滤波器设计与分析的FDATool工具和滤波器设计与信号分析的SPTool工具。(signals and systems based on knowledge, including continuous signal with the model, discrete signal and model; Common signals include transform Z transform, chirp Z-transform, FFT transform. DCT and Hilbert transform; Discrete system architecture including IIR, FIR and Lattice structure; IIR filter design, including analog and digital low-pass, high-pass, band-pass and band stop filter design, Based on the impulse response of the same law and bilinear Z transform the IlR filter design; FIR filter design including on the basis of the window function, frequency sampling and snow all over the big approximation of FIR filter design; stationary signal analysis include classical power spectrum estimation, Based on the model parameters of the power spectrum estimation and non- parametric model b)

Program to implement Bellman Ford Algorithm

利用网格搜索法对支持向量机的参数寻优的过程，通过matlab实现(Grid search method to use SVM parameter optimization process to achieve through matlab)

硬件方面，无源滤波器的设计软件，FLiter solution！轻松解决设计问题！(Hardware, passive filter design software, FLiter solution! Easily solve design problems!)

自己编写的滤波器程序，包括低通，高通，和带通，matlab(I have written filter program, including a low pass, high pass, band-pass, matlab)

EMD方法最新国外普林斯顿大学论文，有关生物，医疗，故障检测方面(EMD method latest foreign Princeton University thesis, biological, medical, fault detection)