搜索资源列表
compressed-sensing-procedure
- 基于压缩感知的图像处理,分别使用二维DCT、FFT和一维dwt变换对图像信号进行稀疏变换,然后使用正交匹配追踪算法进行重构,在进行相应的逆变换-This is a image processing procedure based on compressed sensing which respectively uses two-dimensional DCT, FFT and one-dimensional dwt transform to sparse the image signal a
FDWT
- it explains the ID DWT concepts. and the codes are in VHDL and MATLAB
DWT
- 从.txt文件中读取数据,并对数据进行哈尔小波变换和压缩操作。-From. Txt file to read data, and data Haar wavelet transform and compression operations.
matlab
- ~~多种变换的数字水印源码DCT DWT-~ ~ A wide range of digital watermarking Transform DCT DWT source
fsfdwt
- 采用独立分量分析的音频数字水印DWT算法,包括水印的嵌入、提取、和常用的几种攻击测试。-Using independent component analysis of the audio digital watermark DWT algorithm, including the watermark embedding, extraction, and commonly used to test several attacks.
Watermark_3
- 信息隐藏与水印技术系列实验之三:DWT变换域可见图像水印算法(开发工具:vc2005):实现在一个256色灰度载体图像变换域数据中嵌入一个256色灰度文本图像水印。其主要功能如下: (1)可以载入不同的载体图像和水印图像,但载体图像和水印图像在本软件中被限制为256色灰度图像,若要用其它图像甚至彩色图像,请修改源码。 (2)水印在载体图像中的嵌入位置及嵌入强度可以设置。 (3)可以计算原始图像和含水印图像的峰值信噪比(PSNR),以对含水印图像进行客观质量评价。 (4)源码结构清
Watermark_4
- 信息隐藏与水印技术系列实验之四:DWT变换域不可见图像水印算法(开发工具:vc2005): 实现在一个256色灰度载体图像的DWT变换域低频LL系数中多次重复嵌入一个256色灰度文本图像水印。其主要功能如下: (1)可以载入不同的载体图像和水印图像,但载体图像和水印图像在本软件中被限制为256色灰度图像,若要用其它图像甚至彩色图像,请修改源码。 (2)可以对含水印图像中的水印信息进行提取,提取时需要原始图像。 (3)剪切攻击可使含水印图像中的水印信息部分丢失。 (4)可以计算
JPEG2000_006.pdf
- 本文提出了一种基于提升算法的高效JPEG2000二维离散小波变换(2D—DWT)~ 结构,将边界延拓内嵌于离散小波变换过程中,减少了所需的内存空间和功耗。采用W 扫描输入方式和行列并行处理结构,加快了变换速度,大大提高了小波变换的效率。整个二维离散小波变换结构已经通过FPGA硬件仿真验证。-This paper presents a highly efficient algorithm based on lifting JPEG2000 two-dimensional discrete wave
scilab-dwt(haar-daubechies)
- 是scilab的源程序,是一维的haar小波变换和一维的daubechies小波变换。已经调试过,可以使用。里面还附有卷积的源代码。-Is the scilab source is one-dimensional haar wavelet transform and one-dimensional wavelet transform daubechies. Have been debug, you can use. There was also accompanied by convolutio
2006_DiscreteWaveletTransform
- DWT in matlab platform
VR_ZS_LiLi
- 好的水印的matlab dct,dwt代码,-something about watermark it s good for you
DWT
- 该代码实现了对灰度图像的离散小波变换 程序可以设定参数,实现不同级别的变换-The code implementation of the gray image of the discrete wavelet transform procedures can set parameters, achieve different levels of transformation
watermarking
- DWT based watermarking technique
algoritmo
- algorithm for ecg delineation, based on DWT
algoritmo
- ecg delineator based on DWT.
DCTDWT
- 基于DWT和DCT的图象水印算法,过程简单,效果一般-DWT and DCT-based image watermarking algorithm, the process is simple, the effect of general
dwt_final
- its watermarking algo using dwt technique
DWT_DCT
- 与可见光图像不同的是,这是一个红外人脸识别的DWT+DCT算法-And visible light images, this is an infrared face recognition algorithm of DWT+ DCT
JurnalWavelet
- This paper is a brief introduction to discrete wavelet transform as digital signal-processing technique and the application. The field of discrete wavelet transform (DWT) is an amazingly recent one because itÌ s better than Fourier transfor
xiaobobianhuantux
- 小波变换是一种快速发展和比较流行的信号分析方法, 其在图像处理中有非常重要的应用, 包括图像压缩, 图像去噪, 图像融合, 图像分解, 图像增强等。小波分析是傅立叶分析思想方法的发展与延拓。除了连续小波 (CWT)、离散小波(DWT), 还有小波包avelet Packet)和多维小波。本文主要介绍小波变换的发展及其在图像处理、的应用-Wavelet transform is a fast-growing and more popular method of signal analysis,