XYZ

说明：  基于小波变换的图像降噪处理及实现程序的源代码(Image denoising based on wavelet transform processing and realization of the program source code)

Matlab中由两个均匀分布随机变量产生高斯白噪声，以及自相关函数和功率谱图(Matlab by two uniformly distributed random variables have a Gaussian white noise, and the autocorrelation function and power spectrum)

说明：  平均周期图法和平滑平均周期图法估计功率谱 从经典功率谱估计周期图法原理入手，从理论上分析了其存在的局限性，借助Welch算法对其进行修正。依靠Matlab强大的数值分析和信号处理能力进行实验!! 用周期图法和welch法分别估计了一下信号的功率谱密度。采样频率200Hz，时间序列长度2048，FFT数据点数2048。其中welch法使用hanning窗，窗口长度600．(Average periodogram and periodogram smoothing method to estimate the average power spectrum from the classical power spectrum estimation periodogram principle starting from the theoretical analysis of the limitations of its existence, with the Welch algorithm, amending them. Rely on the powerful Matlab numerical analysis and signal processing capabilities to experiment!! With periodogram and welch method were estimated signal power spectral density about. Sampling frequency of 200Hz, the time sequence length 2048, FFT data points 2048. Welch method which uses hanning window, the window length of 600.)

采用粒子群算法PSO优化BP神经网络，进行风电功率预测，含实际数据和案例(Particle swarm optimization PSO BP neural network for wind power prediction, including the actual data and case)

It draws on principal component analysis algorithm (PCA), Modern signal processing used in the spectral estimation in matlab, DC-DC power single-part set-loop control.

准正交空时分组码仿真程序，是在matlab上运行的(Quasi-orthogonal space time block code simulation program)

智能算法中的遗传算法实现最优化的文件，对原始的算法有所改进(Intelligent algorithm genetic algorithm to optimize the file to the original algorithm improvements)

数字信号处理中粒子滤波方法 (The Particle Filtering Methodology in Signal Processing)

example of nebulous logic

对采集到的振动信号进行EMD分解，得到一系列频率不同的经验模态函数IMF分量，可以用来滤波和提取原信号的特征。(The collected vibration signals of EMD, get a series of different frequency components of IMF empirical mode function can be used to filter and extract features of the original signal.)