一个基于DCT变换的信息隐藏程序，能把文本信息隐藏到经过DCT变换的图像载体的频域中去。程序重点在于对图像的DCT变换...

判断点是否在多边形之内- Sentences the break point whether in polygon

GIS开发，计算机图形学中道格拉斯―普克压缩算法实现-GIS, computer graphics Douglas-Puke Compression Algorithm

本代码依据提升小波原理自己编写，供大家参考，其中的正反变换大家能清楚看到了-the code based on wavelet theory enhance their preparation for your reference, the pros and transform you can clearly see the

进行相关匹配的程序，带有实验图片，能运行-Matching procedures associated with experimental images, will be able to run

功能强大的图像合并程序，用python实现，底层调用GDAL。-Powerful image merging process, using python implementation, the bottom is called GDAL.

可以打开真彩色或是256色位图图像，进行彩色转灰度、中值滤波、均值滤波、otsu算法图像二值分割等处理。-Can open the true color or 256 colors bitmap images, change color to gray, median filter, mean filter, otsu algorithm for image segmentation, such as binary treatment.

hough变换算法的实现。欢迎大家一起交流。本人水平不够，望大家包涵。-hough transform algorithm. Welcome the exchange of everyone together. I level enough, hope everyone covered.

在图像中加入椒盐噪声的源代码，编译后的可执行文件须带参数运行-the image Salt and Pepper to the noise source, the compiled executable file parameters required to bring Operation

ellipse butterworth filter

边界提取后出现断线，这是与前一个一起的程序-Disconnected after the edge extraction, which is, together with the previous procedures