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hdjm
- 抽取子图像: 通过一个随机混沌标签序列从原图像中抽取 对子图像加密:小波变换 ,在高频部分加密 重构原图，把加密好的子图像重新放回到原图像中 -from sub-images : a random chaotic sequence label from the original image from a tradition image encryption : wavelet transform, the high-frequency part of remodeling the
1-encryprion-JPEG2000-Image-by-Arnold
- 针对JPEG2000格式的图像，利用了Arnold变换对图像的小波系数进行加密，对初步研究JPEG2000图像加密算法的有试用价值-JPEG2000 image format for the use of the Arnold transform the image of the wavelet coefficients encryption, preliminary study of the JPEG2000 image encryption algorithms have tested th
watermarking
- 对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). a
an_intellegent_audio_water_marking_based_on_dwt-s
- All three, Discrete Wavelet Transform (DWT) - Singular Value Decomposition (SVD) and Adaptive Tabu Search (ATS) have been used as mathematical tools for embedding data into an audio signal. In this paper, we present a new robust audio waterma
dwt_embed
- 数字水印嵌入算法，利用离散小波变换的（dwt）算法-Digital watermark embedding algorithm, using discrete wavelet transform (dwt) algorithm
CONVOLUTIONAL_CODES
- Wavelet Transform A Presentation
program
- 应用于图像加密，先对图像进行小波变换，进行像素置乱-Applied to image encryption, the first image wavelet transform, pixel scrambling
dwt-video--watermarking
- 基于dwt的视频数字水印源代码,使用小波变换，在视频中嵌入水印信息。-Dwt based video watermarking source code, the use of wavelet transform, the watermark is embedded in the video.
wavelet-transform-image
- 一种特殊的小波图像处理与图像融合技术,可以用于处理图像加密-a wavelet image transform and image code
waterprint_rgb
- 此算法为一例实际利用小波变换进行数字水印的制作，在图像的R、G、B三维上进行操作。-This algorithm is an example of the practical use of digital watermarking wavelet transform production, operating in the image of R, G, B on the three-dimensional.
encryption
- 一种图像加密算法和一种基于小波变换的音频加密算法-An image encryption algorithm and an audio encryption algorithm based on wavelet transform
matlab
- matlab数字水印加密和嵌入程序，含有小波变换和Arnold变换函数代码-Matlab digital watermarking encryption and embedding procedures, including wavelet transform and Arnold transform function code