SPIHT

超声医学图像去噪代码，用TV法实现偏微分方程去除斑点噪声(Ultrasonic medical image denoising code, with TV method to achieve partial differential equations to remove speckle noise)

Lucy Richardson algorithm for image restoration

说明：  很好的指纹识别系统 希望能帮到大家 好好加油(A very good fingerprint identification system. I hope it can help you)

Freeman链码（8方向）代码，进行图像边缘的描述，可用于基于内容的图像检索系统(Freeman chain code (8 directions) code)

彗星窗口水印源码例程程序结合易语言模块彗星窗口水印.ec，实现窗口水印效果。(Comets window watermark source routine program combining easy language module comet window watermark .ec, achieve window watermark .)

说明：  classic goldstein filter by matlab for interferogram phase noise filtering(classic goldstein filter by matlab)

说明：  线性判别分析（LDA）用于特征选择，可以对数据集或者图像提取有用特征，用于分类或者聚类等机器学习应用中(Linear Discriminant Analysis (LDA) for feature selection, application in dataset or image feature extraction, for classification or clustering applications in machine learning)

用区域生长法代码实现对图像的分割，包括阈值的选取(Using region growing method to achieve the image segmentation, including the selection of threshold)

指纹识别demo 演示方向图、roc曲线(fingerprint demo show orientation and ROC curve)

基于宽带子波的信号匹配追踪算法，该算法与常规算法的区别是原子库形状更加丰富。(Broadband wavelet-based signal matching tracking algorithm, the algorithm with the conventional algorithm richer difference is the shape of the atom library.)