搜索资源列表
fast_block_dct
- Fast m-scr ipt implementation of Block-DCT ( 2-D DCT )
Ten
- 第十章 MATLAB 图像正交变换 10.1 正交变换通用算子 10.2 傅立叶变换 10.2.1 傅立叶变换的原理 10.2.2 傅立叶性质 10.2.3 二维离散傅立叶变换( 2DDFT ) 10.2.4 快速傅立叶变换( FFT ) 10.2.5 傅立叶变换的研究与应用 10.3 离散余弦变换 10.3.1 DCT 变换矩阵 10.3.2 dct2 函数和 dctmtx 函数 10.4 Walsh- Hadamard 变换
jiyudct
- DCT域数字水印源代码.水印嵌入,水印检测,攻击实验以测试鲁棒性,重要参数计算。希望对做数字水印的XDJM有所帮助。--DCT-domain digital watermarking source code. Watermark embedding, watermark detection, attack experiment to test the robustness, an important parameter calculation. Want to do digital waterm
matlab
- ~~多种变换的数字水印源码DCT DWT-~ ~ A wide range of digital watermarking Transform DCT DWT source
Watermarking_althorithm_based_on_DCT(MATLAB)
- 基于DCT变换的水印图像水印算法源代码(matlab实现)。将文件解压缩到MATLAB安装目录下的work文件夹中,然后打开aaa.m文件,运行即可。-Based on the DCT Transform Watermarking Image Watermarking Algorithm source code (matlab achieve). Extract the file to the MATLAB installation directory under the work folder
DCT
- 基于DCT域的鲁棒水印,能抗击一定程度的压缩,剪切等攻击-Based on the DCT domain robust watermarking, can fight against a certain degree of compression, shear, such as attacks
VR_ZS_LiLi
- 好的水印的matlab dct,dwt代码,-something about watermark it s good for you
dctblock
- DCT变换的MATLAB代码。无私奉献啦。希望给有用的朋友-DCT Transform MATLAB code. Selfless dedication啦. Want to give useful Friend
DCT-water-print
- 实现了添加水印及攻击水印的一些方法。攻击水印方法包括抖动攻击、滤波攻击、旋转攻击等-Add watermark and implementation of a number of methods to attack the watermark. Watermarking attack methods include jitter attacks, filtering attacks, spin attack
598752watermark
- 水印嵌入(小波,dct,lsb)实例都有-watermarking emding
dctwatermark
- DCT水印,简单实用,基于8*8分块的DCT域水印嵌入算法水印图像为64*64-DCT watermark, simple and practical, based on the 8* 8 sub-block DCT domain watermark image watermark embedding algorithm is 64* 64
dctwatermark
- dct数字水印技术 水印编程 嵌入 提取 检测-dct digital watermarking technology programming embedded watermark extraction detection
dct
- 利用快速付立叶方法实现快速余弦变换,并有实现例程-Fast Fourier method using fast cosine transform, and the achievement of routine
DCT
- DCT域音频水印算法代码,用于音频媒体版权的保护-Audio Watermarking Algorithm for DCT-domain code
DCT
- 一个有关DCT的matlab程序,采用分块的思路-DCT-a matlab program, the idea of using block
test3
- 编程实现基于8×8子块的DCT图像变换,基于JPEG量化矩阵的量化与反量化,基于8×8子块DCT的图像重建;以一幅512×512、8比特/象素的图像为实验对象,计算重建后的PSNR。-Programming based on 8 × 8 sub-block of the DCT image transform, quantization matrix based on the JPEG quantization and anti-quantitative, based on the 8 × 8
DCT
- 该程序利用matlab实现了基于DWT的数字图像水印-Matlab use the program to achieve the DWT-based Digital Image Watermarking
DFilter_Research
- 波器结构研究与子波变换域图像降噪研究 论文包括两个方面:离散余弦变换(DCT)的快速算法及滤波器实现结构, 子波变换域图像门槛降噪。离散余弦变换是广泛应用十信号处理、图像处理领 域的重要工具之一,已经被多个国际标准所接受,如JPEG, MPEG, H.263等。 DCT应用到实际系统中的前提是具有能够快速实现的算法,自从1977第一个 真正的DCT快速算法出现以来,寻求更快、更规则、更简单的DCT快速算法一 直是信号处理领域的一个研究方向。论文针对应用中对DCT长度的各
image
- 实现了2D的图像处理,关于图像的各种方式的DCT变换,以及反变换。-The realization of the 2D image processing, a variety of ways on the image of the DCT transform, and inverse transform.
dct
- 利用dct实现JPEG在Matlab环境下图像压缩程序-Matlab environment in JPEG image compression procedure