duqushipintibeijing

说明：  用于计算图像的空间频率和空间频率图（可看作是图像的轮廓）(Used to calculate the spatial frequency and spatial frequency graph of the image)

使用盲数字水印实现DWT ，数字水印的嵌入和提取，小波变换(Using blind digital watermarking to implement DWT)

用于在图像处理以及计算机视觉中，作为测试的COIL20数据集(The COIL20 data set used as a test in image processing and computer vision)

文件包里，包含大量的OSG学习代码，和事列讲解，代码分析，功能实列，是学习入手的很好的助手，不需再买书，里需覆盖面很广(Osg study code information example)

说明：  基于matlab的指纹识别源码 包括预处理、特征点提取和特征点匹配(Fingerprint recognition source code based on MATLAB includes preprocessing, feature extraction and feature matching)

说明：  以中心图像为模板，将其他八张图映射到模板中，然后粘贴到对应位置完成拼接(Take the center image as the template, map the other eight images to the template, and paste them to the corresponding position to complete the splicing)

利用mathematica软件计算纳米光纤中的四波混频相位匹配曲线(FWM phase match wavelength calculation in nanofiber with mathematica)

蚁群算法的另一种实现形式,通过全局的搜索,避免陷入局部解的改进程序(Another implementation form of ant colony algorithm, through global search, avoid falling into an improved program of local solution.)

差值扩展简单嵌入算法，属于图像隐写算法的一种。(The differential extension simple embedding algorithm is one of the image steganography algorithms.)

说明：  基于BP网络的印刷体数字识别技术的完整案例，对图像处理及其BP神经网络付有完整的程序，并可以允许，同时还附有大量的测试图片(Digit recognition technology integrity cases, right image processing and neural network BP to pay the full process and allows, but also with a large number of test pictures)