emd分解，通过emd分解重构信号实现降噪

处理ERS数据的SAR成像matlab代码(ERS data processing matlab code of the SAR imaging)

一份FDAtool使用、参数设置较详细的资料( FDATOOL)

μ律PCM编码，小信号放大，大信号缩小，非均匀量化实现的一种方式，实用。(μ-law PCM coding, small signal amplification, large signal narrow, one way to achieve a non-uniform quantization, and practical.)

说明：  program of detection points

Math modeling example fourier transform

快速傅里叶变换函数，自己写的函数，直接用即可，ceps倒频谱分析(fast folier transformation)

data deduplication in cloud computing

三相逆变器并网PQ控制模型，通过LCL滤波，效果非常好，系统稳定，达到了恒功率的良好效果.(Three-phase inverter and net PQ control model, through LCL filter, the effect is very good, system stability, achieved good results in constant power)

example Kalman Filter

运用matlab编程语言，实现利用Householder变换和Givens变换求解矩阵的QR分解(Use matlab programming language, the realization and the Givens transformations using the Householder transformation matrix QR decomposition to solve)