orbit

基于matlab的LLE算法代码，是人脸识别代码中的子程序(LLE algorithm matlab-based code, the code is a subroutine face recognition)

此程序分别用显式格式和隐式格式对不可压库埃特流进行数值求解。(This program can be used to solve the Incompressible Couette flow numerically with an explicit scheme and implicit scheme respectively.)

为了过滤有色噪声，利用广义最小二乘进行系统模型的辨识(In order to filter colored noise, using generalized least squares models were recognition system)

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)

digital communication codes

计算卷积 计算卷积(Calculation of convolution calculation of convolution)

image thresholding otsu method

matpower的扩展工具箱，包含高性能的LP和QP求解器，与matpower结合可以进行直流最优潮流计算(matpower the extended toolbox, including the performance of the LP and QP solver can be combined with matpower DC optimal power flow calculation)

北京航空航天大学出版的matlab从零进阶的原程序代码第1章案例21.3源代码(Beijing University of Aeronautics and Astronautics from zero Advanced matlab published the original program code in Chapter 1 Case 21.3 source code)

本书是学习运用SIMULINK仿真信号处理的一本好书，不仅介绍了信号处理的各模块，而且有大量的例程，介绍的非常细致，比帮助文件更加易懂。(This book is the use of SIMULINK simulation to study signal processing a good book, not only introduce the various signal processing modules, but also has a large number of routines, described in great detail, more understandable than the Help file.)