搜索资源列表
watermarking-yuanma
- 数字水印常用变换如dct变换小波变换离散傅立叶变换等源代码-transform digital watermark used as Extra transform wavelet transform discrete Fourier transform, and other source code
fenshujiefuliye
- 基于分数阶傅里叶变换的五篇博硕士论文，分别是在数字水印中的应用两篇，图象变换中的应用一篇，滤波中的应用一篇，目标检测中的应用一篇。-Based on Fractional Fourier Transform five Theses, respectively, in the digital watermark in the application of 2, images in the application of a transformation, filtering in the
fuMarkCode
- 傅立叶域水印源码 用傅立叶变换嵌入水印，使用matlab编译通过 -Fourier domain using Fourier Transform source watermark embedding watermark, the use of matlab compiler through
fouriermellin
- 本代码是完成傅里叶梅林变换对图像的旋转剪切。没有嵌入水印。-The code is complete Fourier Mellin transform of the image rotation shear. No embedded watermark.
soft-barron-s60
- Coefficients a and b control the low and high frequency ranges that the watermark affects. Because of the watermark invariant properties, we embed the watermark only in the Fourier descr iptor magnitude. We use the inverse Fourier transform of the Fo
watermarking-algorithm
- 基于傅里叶变换的数字水印算法，实现了图像里的水印的嵌入和提取。Matlab代码。-Fourier transform-based digital watermarking algorithm to achieve the image in the watermark embedding and extraction. Matlab code.
a-dft-watermark
- 基于傅里叶变换的数字水印算法，在原始图像的傅里叶变换域中对称的嵌入数字水印信息-Fourier transform-based digital watermarking algorithm, the original image of the Fourier transform domain, the embedded digital watermark information symmetry
Resist-geometric-attacks
- 该算法把计算出的图像不变质心作为对其进行对数极坐标变换的原 点, 再作傅立叶变换, 取出中频段幅值作为水印嵌入域。该算法具有较好的鲁棒性、可检测性, 能同时抵抗几何攻击和信号 处理攻击, 它在数字图像的版权保护等领域有广泛的应用前景。-The algorithm to calculate the heart of the image does not degenerate as the number of its polar transformation of the origin, f
digital-watermark-
- 基于傅里叶变换的数字水印嵌入技术，可用于图像加密领域。-Based on the Fourier transform of the digital watermark technology
psnr
- 计算 PSNR (峰值信噪比) 傅立叶域水印源码-alculation of PSNR (Peak Signal to Noise Ratio) Fourier domain watermark source
Digital-watermarking-algorithm-FFT
- 数字水印的傅里叶算法，大学本科论文，图像处理，信息安全等。-Fourier transform algorithm of the digital watermark, undergraduate thesis, image processing, information security.
1
- 图像水印的实现算法，利用离散余弦傅里叶变换，实现图像水印的潜入与提取-Image watermarking algorithm using the discrete cosine Fourier transform and image watermark to sneak into and extract
frftmatlb
- 分数傅里叶变化，包含完整的一维，二维，连续，离散的Matlab源码，绝对可用，如用于水印-Fractional Fourier transform, contains a complete one-dimensional, two-dimensional, continuous, discrete Matlab source code is absolutely available, such as for the watermark
FFT
- 利用傅里叶变换实现两幅大小相同的RGB图像的水印嵌入。包含水印的大小处理，水印嵌入和提取，以及对PNSR的计算。-Fourier transform two of the same size of the RGB image watermark embedding. Contains the size of the watermark processing, the watermark embedding and extraction, as well as on the PNSR the ca
matlab_12codes_original
- 压缩包里包括：离散傅里叶变换、Zernike多项式各项的图形表示、洛伦兹曲线、TM模数值模拟、牛顿后向插值法、特征值求解、求解速率方程、小波函数增加水印、Q开关分析等等。-Compressed bundle includes: the discrete Fourier transform, Zernike polynomials each graphical representation of the Lorenz curve, the TM mode numerical simulation,
watermark
- 基于离散傅里叶变换域图像数字水印研究与仿真-Based on the discrete Fourier transform domain image watermarking Research and Simulation
fenshjie-watermark
- 分数阶傅里叶数字水印方法实现，水印有很好的透明性和鲁棒性-Fractional Fourier methods to achieve the digital watermark, the watermark has good transparency and robustness
WaterMark
- Its a project that embed and detect watermarked image by using Discrete Fourier Transform.
color-image-watermark
- 【转】针对彩色载体图像，提出了一种彩色图像超复数频域的水印算法。它通过对彩色载体图像进行快速超复数傅氏变换，在超复数频域选择合适频段嵌入水印，并且修改其对称系数的值，保证了嵌入水印图像仍然可以用彩色图像的红、绿、蓝三色进行传输。分析表明提出的方法通过超复数傅氏逆变换，可以把水印带来的误差扩散到整幅图像，并且是分散到红、绿、蓝三色的各个分量上，从而实现数字水印的不易感知性和安全性的良好结合。本算法还提出了对水印数据进行“交叉冗余嵌入”的规则，以进一步提高数字水印的鲁棒性。最后给出了实验结果，验证了
blind-watermark-master
- 基于傅里叶变换的数字盲水印加解密 加密文件encode-python.py, 解密文件decode-python.py 依赖环境：python+opencv 命令行参数 encode： --image [源文件] --watermark [水印文件] --result [生成目标文件地址] [--alpha 混杂强度] decode: --original [源文件] --image [待解密文件] --result [水印生成文件地址](Digital blind wate