粒子系统Particle System:瀑布

小波去噪的压缩包，用matlab编程，对去噪有用-Wavelet packet denoising of compression, using matlab programming, useful for the denoising

8. 判断点是否在凸多边形内 9. 寻找点集的graham算法 10.寻找点集凸包的卷包裹法 11.判断线段是否在多边形内 12.求简单多边形的重心 13.求凸多边形的重心14.求肯定在给定多边形内的一个点15.求从多边形外一点出发到该多边形的切线16.判断多边形的核是否存在-8. In judging whether a convex polygon 9. Find points of graham algorithm 10. Find point set of convex hull volume parcels Act 11. Line judge whether the polygon 12. Seeking simple polygon focus 13. Convex Polygon focus 14. For sure in a given polygon within the a point 15. demand from outside the polygon to the starting point of the polygon Tangent 16. the nuclear polygon judgment whether there

这个程序是进行图像缩放的一个例子.大家可以做做参考-This procedure is an example of image scaling. Everyone can be doing reference

一款很好用的图像格式转换软件.其功能是将ppm图像格式转为raw格式化.-the image format conversion software. Its function is to be ppm raw image format to format.

VC++实现的关于人脸检测的代码.很实用。-VC++ to achieve the face detection code. Very practical.

C加噪算法，包括高斯加噪算法，脉冲加噪算法，主要用于降噪算法评估-C noise algorithm, including the high places like the noise algorithm, pulse noise algorithm, mainly used for assessment of noise reduction algorithm

本文提出了一种基于区域分割的分段线性变换方法，结合灰度直方图提供的有关灰度分布的统计信息 和图像提供的空间位置信息，利用各灰度区间把图像分割成不同的区域，检验要增强的目标是否落在某 灰度区间对应的图像区域内，从而加快了调整灰度区间的过程，提高了算法的执行效率。-dddddddddddddddddddddddddddddd

包含了很多实用的小程序，很适合初学者熟悉认识matlab，从而进一步加强认识-Contains many useful little program, it is suitable for beginners familiar with the awareness of matlab, so as to further enhance understanding of

几个关于图像质量评价的函数。包括psnr峰值信噪比，均方误差rms，正则均方误差nmse等。可用于去噪图像和压缩图像的质量评价-several image quality evaluation of the function. Including psnr PSNR, mean square error rms, it is mean-square error nmse other. Images can be used for de-noising and compression of image quality evaluation

图像缩放，效果较好，三次插值法，能较高质量缩放图像-Image scaling, better-performing, three interpolation can be higher quality zoom images