搜索资源列表
DCT-watermark-in-MATLAB
- 基于图像预处理的DCT数字水印算法及其MATLAB实现-DCT watermark in MATLAB
digital-watermark
- 一类新的DCT数字水印算法及其MATLAB实现-A new class of digital watermarking and DCT in MATLAB
dct_verilog
- 用FPGA实现dct变换。verilog语言实现,在quartus9.0中验证,含整个工程-dct transform verilog language in quartus9.0 verify, with the entire project
3D-DCT
- 3D discrete cosine transform
DCT-watermarked
- 这是一个完整的镶嵌程序,实现了DCT数字水印。可以得到良好的效果-This is a complete mosaic program to achieve the DCT watermarking. You can get good results
shuiyin
- 作为信息隐藏的重要分支,数字水印是一种有效的数字产品版权保护和数据安全维护技术。近年来数字水印技术成为了信息安全领域的研究热点,也得到了较大的发展。基于变换域的水印技术是目前研究的热点和重点。本文系统介绍了数字水印的原理和应用方法,概要介绍了数字水印的几种主流算法,并重点研究了一种基于离散余弦变换(DCT)数字图像水印算法,并借助 MATLAB编程工具,实现数字水印的嵌入和提取仿真,以及为测试鲁棒性而对水印图像进行攻击实验。-As an important branch of informati
DCT
- 整数DCT变换的设计与实现,希望对大家有所帮助-Integer DCT transform the design and implementation, we want to help
DCT-based
- 慢衰落信道下基于改进DCT的OFDM系统信道估计方法-In a slow fading channels,a modified DCT based-OFDM system channel estimation method.
DCT-Domain-Image-Resizing-Algorithm
- 图像放大打算,关于高频DCT变换的,代码里面有介绍,我自己科研实现的-DCT based transformation for high frequences. A Complexity Scalable Universal DCT Domain Image Resizing Algorithm
MFCpic
- 一个MFC编写的对话框图像分析程序,可以进行bmp图像的FFT和DCT分析-Write a MFC dialog image analysis program, can be bmp image analysis of the FFT and DCT
DCT-watermarked-kangdayinsaomiao
- 针对打印扫描对图像影响的特点, 选取在图像的DCT 域上嵌入水印信息。对DCT 变换后的系数按 照他们的位置进行了特殊的分类, 通过分类后每一类中正负号的数量来表达水印信息, 增强了算法的鲁棒性。 然后对水印的嵌入位置、鲁棒性和嵌入强度进行了研究-Impact on the image for print scanning feature, select the image on a DCT domain watermark embedding. The DCT transform co
dct
- DCT - Discrete Consine Transformation
watermarking-based-on-DCT-(matlab)
- 一种基于DCT变换的图像水印算法,非常适合研究水印的人们共同学习,共同进步。-DCT-based image watermarking algorithm
dwt
- dct matlab watermarking
dct2dim_ib001
- A matlab program that implements the 2D DCT equation. Compares the results with the built-in function output for correctne-A matlab program that implements the 2D DCT equation. Compares the results with the built-in function output for correctness
MATLAB-DCT-DWT
- 关于DCT和DWT在MATLAB上面的实现,很有参考价值-DCT and DWT in MATLAB for the implementation of the above, a good reference
gaijinDCT
- 改进后的基于dct的水印代码,水印注入、提取、防攻击测试-Improved code based on dct watermarking, watermark injection, extraction, anti-attack test
dct
- dct变换,用c语言编写,实现了DCT的变换以及zig-zag扫描。-dct transforma
work
- matlab中的循环卷积,DFT,DCT,它在数字信号处理方面有很大地作用-circular convolution in matlab, digital signal processing, it has greatly effect
watermark-in-the-image-with-dct
- 基于DCT域的图像水印算法的实现,DCT变换;图像处理;信息隐藏;数字水印-watermark in the image with dct transfor