power_thermal

Gauss siedal algorithm for calculating the load flows. The program is done in Matlab

非线性材料反饱和吸收理论拟合，可以给出材料的非线性吸收Z扫描曲线(theoretical fit to reverse saturable absorption)

对最小二乘支持向量机的核函数进行参数优化，最后得到分类更加准确的分类器(For least squares support vector machine (SVM) kernel function parameter optimization, finally get a more accurate classification of classifier)

结合PCA的尺度不变特征变换(SIFT)算法，旋转机械二维全息谱计算的实用例程，进行波形数据分析。( Combined with PCA scale invariant feature transform (SIFT) algorithm, Rotating Machinery dimensional hologram of practical spectrum calculation routines, Waveform data analysis.)

fft处理及频谱图绘制、均方根谱图、功率谱、IFFT谱图等matlab的绘制程序(fft processing and display)

从介绍功率谱的估计原理入手分析了经典谱估计和现代谱估计两类估计方法的原理、各自特点及在Matlab 中的实现方法(Start from the introduced power spectrum estimation principle to the principle of classical spectral estimation and spectral estimation are two types of estimation methods, their characteristics and implementation in Matlab)

用MATLAB绘制地震数据记录的源代码，可帮助地球物理专业的学生利用MATLAB快速学会绘制地震记录。(plots seismic traces in matlab)

一元线性回归中，主要计算拟合优度（相关系数平方）、计算标准误差、计算F统计量、计算截距的t统计量、计算DW统计量等，以及借助回归分析程序包计算回归系数并估计检验统计量。(A linear regression, the main computing goodness-of-fit (correlation coefficient Square), calculation of standard error, calculation of F statistic, t statistic calculated intercept, calculation of DW statistic, and by means of regression analysis package to calculate the regression coefficient and the estimation of test statistics.)

说明：  利用matlab实现的时频分析，很好，很强大！(Using matlab to achieve the time-frequency analysis, very good, very powerful!)

有限单元集成刚度程序，用于计算常见单元刚度矩阵及集成。(beamassemble .ect.)