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Adaptive_blind_watermark_algorithm
- 一种嵌入可读水印的自适应盲水印算法， 本文提出了一种基于DWT的嵌入可读水印的自适应盲水印算法,通过分析图像经离散小波变换后细 节子带系数的特性,把细节子带系数的均值和方差作为水印信息的一部分来自适应地修改图像小波分解后某些细节 子带的系数值,在满足水印不可感知性的条件下自适应地嵌入水印信息,实现了水印不可感知性和鲁棒性之间的折 衷. 同时,水印的提取无须求助于原图像,很好的实现了水印的盲检测. 这里的水印是一幅有实际意义的二值图像. 实 验结果和攻击测试表明,本文提出的算
z1
- 基于图像小波分解的特点和小波分解后高频小波系数的统计特性 构造了一种新阈值函数的去噪算法 摘 要 , 。 : 介绍了新阈值函数的原理 推导了算法公式 该阈值函数连续 可导 实验结 对比传统的硬阈值 软阈值去噪算法 , , 。 、 。 、 利用新阈值函数进行图像去噪 能够有效地抑制图像噪声及马赛克效应 果表明 。 , ,-Accordingtoanalysisofthepropertiesofwavelettransformandstatistica
ImageCompression
- 图像进行小波分解后，对于相对来说不重要的高频成份采用较高的阈值，进行高压缩；而对集中图像大部分能量的低频成分采用较小阈值，以确保图像恢复时的质量-Image Compression
DWT
- 用DWT实现二维小波变换 二维小波分解 重构图形与原始图像误值-With the realization of two-dimensional wavelet transform DWT wavelet decomposition of two-dimensional graphic reconstruction of the original image with the wrong value
DIP_System
- 强大的一款图像处理的源码，包含各种通用的图像处理算法：滤波、图像恢复、形态学变换、图像分割、边缘检测、各种图像编码、小波分解... 热爱图像处理的人一定不要错过。-A powerful image processing source code, including a variety of commonly used image processing algorithms: filtering, image restoration, morphological transformation,
modetest
- 不同小波在不同的分解模式下3级分解与重构图像,供大家参考学习。-Wavelet decomposition of different modes in different decomposition and reconstruction of three images for your reference study.
dwt-watermarking
- 本利用MATLAB，结合aronld变换实现了基于小波分解的图像数字水印算法，经调试通过-The use of MATLAB, with aronld Transform Wavelet-based Image Watermarking by debugging through the
Multiwavelet
- 此程序实现构造多小波并实现多小波分解2-D图像-This program implementation and to construct the multi-wavelet decomposition wavelet 2-D image
FaceRecognitionBasedonWaveletTransform
- 基于小波变换的人脸识别代码本代码对图像进行小波分解，然后又用最近邻方法实现了图像的识别。-Face Recognition Based on Wavelet Transform code-wavelet based face recognition, the code of the image wavelet decomposition, and then with the nearest neighbor method to achieve the image recognition!
matlab-waveletprocess
- 讲解了 MATLAB语言环境下 图像压缩和图像融合方面的基本方法和基于小波变换的图像分解与重构。-Explained the MATLAB language environment, image compression and image integration of the basic methods and wavelet-based image decomposition and reconstruction.
Multiwavelet
- 其中一个构造多小波，另一个用多小波分解2-D图像。-2-D multi-wavelet construction and implementation.
wavelet
- 实现小波包能量分解（6层分解），且易于参考从而编写出小波能量分解。-Implementation of wavelet packet energy decomposition (decomposition of 6-layer), and easy-to-reference to the preparation of a wavelet decomposition of energy.
xiaoshutuxiang
- 深入研究对基于零树的小波图像压缩算法，利用多分辨分析对图像进行了小波分解，并利用零树编码算法对图像进行压缩。 -In-depth study of the zero-tree wavelet-based image compression algorithm using multi-resolution analysis of wavelet image decomposition, and using zero-tree coding algorithm for image compres
image_denoise
- 以实例说明如何通过图像的提升小波分解进行图像的去噪，其方法与一般去噪方法相同，都是对小波分解的高频系数进行阈值量化来达到去噪的目的-Take example to explain how to denoise the image by lifting wavelet decomposing
waveletstools
- 基于小波变换应用的matlab程序，包含图像增强，图像分解，图像去噪，图像融合等-Applications based on wavelet transform matlab program, including image enhancement, image decomposition, image denoising, image fusion
wave
- 小波分层阈值去噪，用sym4小波对图像信号进行3层小波分解-On Wavelet threshold denoising using wavelet image signal sym4 3-layer wavelet decomposition
wavedec2
- 该程序利用小波多尺度分解，提取近似系数和细节系数重构原图像-It uses wavelet decomposition to extract approximate coefficients and detail coefficients of the original image reconstruction
fingerprint
- 能够实现对灰度图像进行小波分解，并且分别利用低频和高频系数重构图像-Can be achieved on the gray image using wavelet decomposition and the use of low frequency and high frequency coefficients respectively, the reconstructed image
imagefusion
- 用wavedec2()函数对b1,b2两幅图像进行小波分解, 采用’db1’小波,分解到第三级 融合两幅图像。-With wavedec2 () function b1, b2 the two images were decomposed using ' db1' wavelet decomposition to the third level fusion of two images.
haardb10
- haar和db10小波分解重构图像 haar和db10小波分解重构图像-haar and db10 wavelet decomposition of the reconstructed image and db10 haar haar wavelet decomposition of the reconstructed image and db10 wavelet decomposition of the reconstructed image