pitch_estimation

John D. Anerdson《计算流体力学基础及其应用》 第7章：拟一维喷管流动的数值解。自己编写的Matlab源代码。(The John D. Anerdson " Computational Fluid Dynamics foundation and its applications," Chapter 7: Proposed numerical solution of one-dimensional nozzle flow. I have written Matlab source code.)

pca数据降维程序，包括取均值、计算协方差矩阵等详细步骤。(the pca Data dimensionality reduction procedures, including averaging, calculated covariance matrix detailed steps.)

说明：  通过奇异值分解的方法对数字图像进行压缩达到节省存储空间的目的(Compression of digital image by singular value decomposition to save storage space)

电力电子与MATLAB仿真，科学和工程专业的研究生做的电力电子方向有了一个良好的信息，有很多共同的电路品种是有用的，非常实用(Power Electronics and MATLAB simulation, science and engineering graduate students to do a good information on the direction of power electronics, there are a variety of common circuit is useful, very practical)

用Laplacian算子进行边缘检测 的 函数 文件，大家可以尝试的用用，都是基于matlab平台的。(Laplacian operator used for the edge detection function documents, we can try to use use are based on Matlab platform.)

this code is to learn more about the mattlab

its a Face Identification Project y using the matlab

粒子图像分割及匹配均为自行编制的子例程，三相光伏逆变并网的仿真，包含了阵列信号处理的常见算法，分析了该信号的时域、频域、倒谱，循环谱等,在matlab R2009b调试通过，Matlab实现界面友好，基于互功率谱的时延估计。( Particle image segmentation and matching subroutines themselves are prepared, Three-phase photovoltaic inverter and network simulation, Contains a common array signal processing algorithm, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. In matlab R2009b debugging through, Matlab to achieve user-friendly, Based on the time delay estimation of power spectrum.)

对于IEC谐波检测的程序，采用hanning窗函数，然而求解(For the IEC harmonic detection process, using hanning window function, but the solution)

随机森林 MATLAB版算法，可以运行，能较好的实现分类算法，只是速度有点慢(Random forest MATLAB version of the algorithm can be run, better classification algorithms, but the speed is a little slow)