matlab_zhinan

说明：  改模块用于实现坐标系的转换，将abc坐标转换为dq坐标系(abc TO dq)

包括了matlab灰色预测模型以及其他重要的绘图分析思路(Including matlab gray forecasting model and other important plot analysis of ideas)

　　　以X射线检测焊缝图像为研究对象，针对石油焊管管端焊缝生产检验 中线阵列探测器实时成像的X射线数字图像存在的对比度不高、图像噪声及背景 起伏较大、焊缝边缘模糊且纹理较多的特点。(　　This task takes the X一ray weld seam image as the research object, in view of the X一ray image characteristics of low contrast, high image noise and fluctuated background, fuzzy weld seam edge and more texture with linear diode arrays real一time imaging in the petroleum welded pipe.Matlab simulation software is used to analysis methods of smoothing noise, gray transform enhancement, and image segmentation for image processing.)

采用小波去噪的方法对语音信号进行分解和重构，进而提取有效成分，实现信号的去噪(Wavelet denoising method of voice signal decomposition and reconstruction, and then extract the active ingredients, for signal denoising)

用matlab的imagesc函数模拟液体表面分子蒸发的过程，并且程序整体按字母分为a到q一共17个部分，依次解释了程序的生成过程(matlab imagesc)

一个双原子分子的势能函数为 Ep=E0[(r0 )12-2(r0/r)6] 式中，ｒ为两原子间的距离。ａ.绘制势能曲线。b.由图说明r0是势能最小的分子间距。c.由图说明E0是分子势能的最小值。 (A diatomic molecule potential energy function for the Ep = E0 [(r0 r) 12-2 (r0/r) 6] where, r is the distance between two atoms. a. draw the potential energy curve. b. r0 is the potential energy by the figure shows the minimum distance between the molecules. c. Figure shows the molecular potential energy E0 is the minimum.)

实现解混光谱与光谱库里对应光谱的比对，可以找到光谱库里与其最相近的光谱，可以进行直观的评价(Spectroscopy and Spectral unmixing achieve Curry corresponding spectra comparison, you can find their closest spectral library spectra can be visually evaluated)

瞬变电磁时域有限差分方法MATLAB数值仿真教程程序(Transient electromagnetic FDTD method MATLAB Simulation Tutorial Program)

Matlab code for eye tracking

两个简单文件，提供对list的插入，删除等操作，第一个上载程序，(tow simple c file ,provide the list insert ,delete, )