LLE

GTRACK Track mouse position and show coordinates in figure title. Once GTRACK is active the mouse position is constantly tracked and printed on the current figure title. A left-click will print the coordinates in the command line and store them. Clicking the mouse right button deactivates GTRACK.

ORL人脸数据库，用于图形图像处理，对新接触MATLAB的人来说是一个很好用而且比较简单的数据库，包含40种不同的人脸(ORL face , for graphics and image processing, the new contact MATLAB who is a very good and relatively simple , contains 40 different face)

自己收集的一点资料，特别是如何在matlab中实现滤波器设计(Own collection of little information, especially how to implement filter design matlab)

此代码是基于DCT的数字水印MATLAB编程，包括水印的置乱和反置乱，嵌入以及提取水印四个部分(This code is based on digital watermark DCT MATLAB programming, including the watermark scrambling scrambling and anti-, four-part watermark embedding and extraction)

稀疏分解信号重建程序，利用匹配追踪原理不断对信号匹配，最后达到重建信号目的。(sparse decomposition signal reconstruction procedures, the use of matching principle constantly tracking the signal matching, Finally signal to the redevelopment purposes.)

collection of Indonesian matter for high school

Segmentation by growing a region from seed point using intensity mean measure.Simple but effective example of "Region Growing" from a single seed point.

说明：  关于数值计算的matlab程序代码,包含了很多的实用的算法.程序全部可以直接用的,有详细的英文注释.(on numerical calculation of Matlab code, contains a lot of practical algorithm. All the procedures can be directly used, a detailed English Notes.)

（1）离散余弦变换DCT基底灰度图像绘制（2）离散傅里叶变换DFT基底灰度图像绘制((1) discrete cosine transform DCT base gray image rendering (2) Discrete Fourier Transform DFT basal gray image rendering)

说明：  就算hu矩中7个不变量代码。用于提取图像的不变形特征。(Even if hu 7 invariant moments in the code.)