搜索资源列表
B2193AED
- 一种新的图像脆弱水印算法李亚琴 ,孙星明 ,杨恒伏(1.苏州市职业大学,江苏苏州215104;2.湖南大学计算机与通信学院,湖南长沙410082)摘要:提出一种基于小波变换和QR分解的图像脆弱水即方法。嵌入水印时,首先对原始图像进行三级小波分解,然后提取第三级低频子带的边缘特征,同时对此边缘特征和第三级垂直高频子带进行QR分解,用边缘特征的一部分分解结果替换垂直高频子带分解结果的相应部位来嵌入水即,最后进行小波逆变换得到嵌入水印的图像。图像认证时,首先对观测图像进行三级小波分解,第三级垂直高频子
lap_fusion
- mamatlab基于拉普拉斯金字塔分解的图像融合源程序-mamatlab based on the decomposition of the Laplacian pyramid image fusion source
edge_detect-matlab
- 程序代码说明 P0401:用Prewitt算子检测图像的边缘 P0402:用不同σ值的LoG算子检测图像的边缘 P0403:用Canny算子检测图像的边缘 P0404:图像的阈值分割 P0405:用水线阈值法分割图像 P0406:对矩阵进行四叉树分解 P0407:将图像分为文字和非文字的两个类别 P0408:形态学梯度检测二值图像的边缘 P0409:形态学实例——从PCB图像中删除所有电流线,仅保留芯片对象
ForEmd
- vc代用matcom编程,实现EMD分解程序,学习交流用。-vc matcom alternative programming, EMD decomposition process, with the exchange of learning.
emdonline
- 经验模式分解,用于局域波分解,使用于多分量信号分析-empirical mode decomposition, for the local wave decomposition, in the use of multi-component signal analysis
disp_hhs
- 经验模式分解后如何将各个分量分解后的结果显示在图片上-empirical mode decomposition how various components of the decomposition results in the pictures
gepp
- 使用matlab进行矩阵的高斯分解,可以对高阶线性方程进行数值求解-use Matlab for Gaussian decomposition of the matrix, the high-order linear equations were solved numerically
DivQR
- 这是一个用于矩阵QR分解的程序,希望对大家有所帮助-This is a matrix for QR decomposition process, we hope to help
LinearSolver
- 大型稀疏线形方程组的快速求解,直接分解求解-large sparse linear equations for the rapid, direct decomposition solution
gbp_package
- 用于稀疏分解的优化搜索算法,版权属于Patrick S. Huggins and Steven W. Zucker(Yale University)-sparse for the decomposition of optimization search algorithm, Copyright belongs to Patrick S. Huggins and Steven W. Zucker (Ya le University)
KDA_QR
- 基于奇异值分解的核线性判别分析(Kernel Discriminant Analysis via QR Decomposition)。 -based on the singular value decomposition of the nuclear linear discriminant analysis (Kernel Discriminant An alysis via QR Decomposition).
image_smoth
- 稀疏分解的匹配追踪程序,用新的较少的原子来重建信号或图像,使信号或图像的表示更加简洁。-MP tracking procedures, with new atomic less to rebuild signal or image the signal or image said more concise.
figure64
- 稀疏分解图像重建程序,把图像分解成多个小块图像,然后再各个子块重建后边缘处理后合并成整个图像。-sparse decomposition image reconstruction process, the image is divided into a number of small images, then each sub-block redevelopment edge after the merger into the whole image.
low_high
- 稀疏分解信号重建程序,利用匹配追踪原理不断对信号匹配,最后达到重建信号目的。-sparse decomposition signal reconstruction procedures, the use of matching principle constantly tracking the signal matching, Finally signal to the redevelopment purposes.
mp_initial
- 稀疏分解严格按照匹配追踪的原理,生成新的原子,对信号匹配,直至剩下信号残差。-sparse decomposition in strict accordance with the principle of matching the track, a new generation of atomic bombs, the signal matching, until the remaining residual signal.
Waveleb
- 小波分解源代码,基于Scilab!Scilab是一个OpenSource的类似matlab的工具,通过该源代码可以为开发小波分析提供参考!-wavelet decomposition of the source code, based on SCILAB! SCILAB OpenSource is a similar Matlab tool adoption of the source code for the development of wavelet analysis provide a
LU_decompostion
- 矩阵的LU分解的改进型算法。优点是快捷-matrix factorization of the improved algorithm. Advantage is speed.
emd2003
- 用经验模式分解分解出固有模式函数,从而得出瞬时频率和包络,适合进行特征提取-using empirical mode decomposition decomposition patterns inherent function, thereby reaching and instantaneous frequency envelope, suitable for feature extraction
decompose
- MATLAB实现声音信号的小波分解与重构(内副数据)-MATLAB voice signals in the wavelet decomposition and reconstruction (with Vice data)
readmission
- 当你有一项很大的看书或学习的任务的时候,你是不是很想将它分解为很多很小的任务进行呢?? 所谓量变到质变,一个很大的任务就是这样,被我们一步一步完成的。 程序使用说明: 输入要读的书的开始阅读的页数, 然后再输入每次读书的页数, 程序运行后,将自动把你每次小任务要读的内容列出来。 这样就省去了,你自动安排读书任务的时间了-When you have a lot of reading or learning tasks, Do you want it