s-method

This is IP optimization method examples

使用Matlab编程实现发送端信源编码（图像压缩）和接收端信源解码（图像重建），其中的编解码算法可采用基于DCT变换的JPEG图像压缩标准；测试图像加噪，然后对去噪后的图像进行压缩与重建，分析压缩性能；研究基于下采样和内插的图像压缩算法；可将8bit/pixel灰度图像扩展至24bit/pixel彩色图像，或者采用无损压缩算法对图像压缩。(Sender using the Matlab programming source coding (image compression) and the receiver source decoding (image reconstruction), one of the decoding algorithm can be used DCT-based JPEG image compression standard test image with noise, then the denoised image compression and reconstruction, compression performance analysis of down-sampling and interpolation based on image compression algorithm 8bit/pixel grayscale images can be extended to 24bit/pixel color images, or the use of lossless compression algorithms for image compression. )

Matlab code for the LARS algorithm [1], which computes the whole optimal path, by a homotopy approach, for the LAR and Lasso problem in constrained form.

matlab park transformation of electrical machine

设置电容型脉冲电源的电容、电感、回路和负载的电感电阻等参数，可以计算出脉冲电源的输出电流。(The output current of the pulse power supply can be calculated by setting parameters such as capacitance, inductance, loop and load inductance resistance of the pulse power supply.)

说明：  ：针对PID参数复杂烦琐的整定过程这一问题，基于MATLAB／Simulink仿真环境，模拟工程稳 定边界法的PID参数整定策略和步骤，提出了一种简单有效的PID参数整定方法．与通常的整定方法 比较，其优点是非常直观、完全可视化操作、省去了编程的工作量．仿真结果表明该方法具有良好的收 敛性，使得控制系统动态性能得到有效改善，并且很大程度上减少了工作量．(Abstract：The process of PID parameters turning is complicated and time—consuming to engi— neering technician．To solve this problem．simulating the Z～ N method of engineering turn— ing，based on the MATLAB／simulink，a simple and eficient method for PID parameters turning is presented in this paper．Compares with the general methods，it has many advanta— ges，such as simplicity，visual manipulation，leaving out the workload of program and SO on． The simulation results show the effectiveness of this method and be fit for application in the engineering．)

MATLAB命令大全，常用示例。对使用MATLAB的人，有很大帮助。(MATLAB all command.example. etc.)

《MATLABSimulink通信系统建模与仿真实例精讲》OFDM通信系统(" MATLABSimulink communications system modeling and simulation examples succinctly" OFDM communication system)

This is a matlab program. It will implement the estimation and testing procedures for a Markov switching parameter model as presented in B. Hansen "The likelihood ratio test under non-standard conditions: Testing the Markov trend model of GNP."

本源代码用来求解机床振动（时间-加速度）信号采集过后的数据，求出其平均幅值，并绘图(This source code is used to solve machine tool vibration (time)- acceleration signal after the acquisition of data, find out the average amplitude, and drawing )