14230-2s

LITEKMEANS K-means clustering, accelerated by matlab matrix operations.

thank you i want to knows more about matlab thanl you advance

计算图像的灰度共生矩阵，及相关的纹理信息，主要用于图像检索和分类(Calculate the image gray level co-occurrence matrix, and the texture information, mainly for image retrieval and classification)

目录 1.图像反转 2 2.灰度线性变换 2 3.非线性变换 4 4.直方图均衡化 5 5. 线性平滑滤波器 6 6.中值滤波器 7 7.用Sobel算子和拉普拉斯对图像锐化： 8 8.梯度算子检测边缘 9 9.LOG算子检测边缘 11 10.Canny算子检测边 缘 12 11.边界跟踪 （bwtraceboundary函数） 13 12.Hough变换 14 13.直方图阈值法 16 14. 自动阈值法：Otsu法 18 15.膨胀操作 19 16.腐蚀操作 20 17.开启和闭合操作 21 18.开启和闭合组合操作 22 19.形态学边界提取 24 20.形态学骨架提取 25 21.直接提取四个顶点坐标 26 22.文件打开窗口 27 (Contents 1 image reversal 22 23 gray linear transformation. Nonlinear transformation 44. Histogram equalization 55 linear smoothing filters 66. Median filter 77. Sobel operator and Rapp Las Image Sharpening: 88. gradient edge detection operator 9 9.LOG edge detection operator 11 10.Canny count of edge detection 1211. the border tracking (bwtraceboundary function) 1413 13 12.Hough transform histogram. threshold Law 1614 automatic thresholding method: Otsu 1815 expansion operation 1916. corrosion operation 2017. opening and closing operation of 2118. combination of opening and closing operation 2219. morphology boundary extraction 24 20 morphological skeleton extraction 2521 direct extraction of four vertex coordinates 2622 File Open window 27)

噪声中正弦信号的现代法频谱分析，采用了自相关法、Burg法、协方差法和改进协方差法，并分析了阶数和窗长度对Burg法的影响。(The modern frequency spectrum analysis of sinusoidal signal in noise adopts autocorrelation method, Burg method, covariance method and improved covariance method, and the influence of order and window length on Burg method is analyzed.)

Random sampling algorithm

Yen 算法求解最短路径 附加测试代码 例程(Yen shortest path algorithm)

自己编写的基于nlms的回波消除算法，直接能运行(I have written based nlms echo cancellation algorithm can be run directly)

MATLAB进行模糊统计，得到模糊分布(隶属函数)近似解析表达式(MATLAB fuzzy statistics, get fuzzy distribution (membership function) approximate analytical expressions)

频谱感知的IEEE论文，适合研究认知无线电的同学使用，主要是感知方向的研究(Spectrum sensing IEEE paper, suitable for students of cognitive radio use, mainly is the research direction of perception )