sift-match

两个掌纹识别的MATLAB程序，非常有用(Are two palmprint identification MATLAB program, very useful)

视频格式转换 这里主要是mpeg格式 转化为avi，yuv等多种格式(Video format conversion here is mainly converted to avi mpeg format)

说明：  把两幅有相互重叠部分的图片拼接在一起，合成一副大的图片(There is some overlap between the two pictures spliced together, synthesized a large picture)

带通配符的字符串匹配,多重匹配,支持通配符“*”，“？”(String matching with wildcards, multiple matches, supports wildcards " *" , " ?" )

双目立体视觉，采用两张图像恢复三维形状，外国人的一个开源项目。(System Prototype to make 3D reconstruction solution using stereo images. It works with common cameras and not require large amount of memory during the images processing. It provides a low cost solution to educational environments with low budgets. )

一种基于DCT变换的数字水印算法的实现过程,水印为伪随机序列，包括嵌入和提取两个过程。其中textmark.m为攻击实验代码。(DCT-based Digital Watermarking Algorithm Transform realize the process, the watermark for the pseudo-random sequence, including both the process of embedding and extraction. Textmark.m experiment in which the attack code.)

说明：  干涉SAR(InSAR)相位解缠处理代码，包括枝切法及质量图指导法，代码为matlab(Interference SAR(InSAR) phase unwrapping code, including the branch cut method and quality chart guidance method, the code is MATLAB)

matlab嵌入水印源程序 在matlab中实现数字水印的嵌入，提取和检测(Matlab source watermark embedded in Matlab achieve digital watermark embedding and extraction and detection)

课程设计 几何图形(满分50 分) 版本1：满分10 分 设计抽象类GeometricObject 及其子类Triangle 和Circle。 GeometricObject 类设计要求如下： ■ 一个名为color 的Color 类型的私有数据域，表示对象的颜色。 ■ 一个名为filled 的Boolean 类型的私有数据域，表示对象是否填充颜色。 ■ 一个名为dateCreated 的Date 类型的私有数据域，表示对象的创建日期。 ■ 一个无参构造方法。 ■ 一个能创建特定color 和filled 的有参构造方法。 ■ 相关数据域的访问器和修改器。 ■ 两个个名为draw 和erase 的抽象方法。 ■ 一个名为getArea 的抽象方法。 ■ 一个名为getPerimeter 的抽象方法。 ■ 重写toString 方法。 Triangle 类设计要求如下： ■ 三个名为side1、side2 和 side3 的double 类型的私有数据域表示三角形的三条边。它 们的默认值是1.0。要求三个数据域保留2 位小数。 ■ 一个无参的构造方法创建默认三角形。 ■ 一个能创建带指定side1、side2 和 side3 的有参构造方法。 ■ 所有三个数据域的访问器和修改器方法。 ■ 父类抽象方法的实现。 ■ 重写toString 方法。 Circle 类(Curriculum Design Geometry (out of 50) Version 1: 10 points Design an abstract class and its subclasses GeometricObject Triangle and Circle. GeometricObject class design requirements are as follows: ■ a named color of the Color type private data field that indicates the object s color. ■ a Boolean type called filled private data field that indicates whether the object fill color. ■ Date type named dateCreated private data field, which means that the object was created. ■ a no-argument constructor. ■ one can create a specific color and filled in with arg constructor. ■ Related data field accessor and modifier. ■ two months called draw and erase the abstract methods. ■ an abstract method named getArea. ■ an abstract method named getPerimeter. ■ overridden toString method. Triangle class design requirements are as follows: ■ three named side1, side2 and a double side3 private data field indicates the type of triangle with three sides. It Our default value is 1.0. Requires)

基于SVD的图像复制粘贴篡改检查算法源代码，仅供参考(svd-based image copy and paste tamper check algorithm source code, for reference only)