time-series-method

用于去除背景，得到原图与背景相减的图像并二值化(To remove the background, the subtraction image and background image and binarization)

侦查法实现视频跟踪的matlab源代码 (Investigation of video tracking matlab source code)

说明：  采用混沌和小波相结合的方式实现的图像加密matlab程序(Using chaos and wavelet methods to achieve a combination of image encryption matlab program)

说明：  计算SSIM的matlab相关的代码,通过它可求两张图片的结构相似度(cal ssim,which can calculate the ssim between two images)

VC++环境下调用MATLAB，其中路径的设置请根据自己电脑中的位置做相应修改(VC++ Environment called MATLAB, which set up the path, please according to their own computers make consequential amendments to the location of)

matalb实现的协同过滤，里面包含很多重要算法，都已经实现(matalb achieve collaborative filtering, which contains many important algorithms have been realized)

EMD分解（利用在极值点序列首尾添加极值来处理问题）(EMD decomposition (using extreme points in both sequences to deal with the issue of extreme value to add))

Gabor Wavelet Transform

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)

一种考虑观测噪声和系统噪声的滤波算法，绘制出了目标轨迹和跟踪效果、x、y轴的滤波方差、位置均方根误差和速度均方根误差。(Consider an observation noise and system noise filtering algorithm, to map out the trajectory of the target and tracking results, x, y-axis variance filtering, position and velocity RMSE root mean square error.)