fig2cad

计算原始图像和过滤噪声后的图像的峰值信噪比(peak signal to noise ratio of image)

4_1：生成模糊化实验图像 4_2：维纳滤波复原 4_3：约束最小二乘滤波复原 4_4：Lucy-Richardson滤波复原 4_5：盲卷积滤波复原(4_1: generate fuzzy images of experimental 4_2: 4_3 restoration Wiener filtering: constrained least squares filtering recovery 4_4: Lucy-Richardson filter recovery 4_5: Blind deconvolution filter to recover)

生成混沌随机序列并实现对彩色图像的加密，(Encryption of color image)

自编语谱图函数，可实现基本的spectrogram功能(Self compiled spectral function, which can implement basic spectrogram functions)

说明：  人脸认证流程，计算人脸认证算法的FAR,FRR(Face verification process, the face authentication algorithm calculated the FAR, FRR)

灰度变换元代码，用于matlab7.0以上版本(Picture Process)

介绍了一种显著性检测，程序可以直接运行，可以得到显著图像，有图像源。(propose a bottom-up visual saliency detection algorithm. Different most previous methods that mainly concentrate on image object, we take both background and foreground into consideration. )

说明：  基于区域纹理合成的图像修复，图像处理方法(Region-based texture synthesis inpainting, image processing)

基于引导滤波的图像信息分层算法，可实现高低频信息分离，分段处理功能(The image information hierarchical algorithm based on guided filtering can realize the separation of high and low frequency information and the segmentation processing function.)

线性非局部均值滤波器用于图像处理中的去除噪声平滑图像，能够较好的保持图像的边缘(Linear non-local mean filter for image processing to remove noise smoothing of images, to better maintain the image edge)