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loadcode
- 在MATLAB中编写实现图像的不同级别小波分解算法；2选择合适的小波基；3对经典的几幅黑白和彩色图像进行DWT变换；4实现零树、基于塔式网格矢量量化、基于LBG算法、基于标量量化等小波变换编码；5得到分析比较结果。达到的目的：1综合训练学生编程的能力；2对高数、计算方法、程序设计、数据结构、算法、数字图像处理等课程的复习和运用；3可培养学生的算法设计和分析能力。-in MATLAB prepared to achieve different levels of image wavelet dec
f_HVS_DWT_EmbedN
- 基于DWT域的数字水印技术，子带编码隐写程序-DWT domain based on digital watermarking technology, subband coding steganography program
dwt
- dwt算法数字水印matlab程序算法的实现-dwt algorithm of digital watermarking algorithm matlab procedures
DWT_shuiyin
- 提出了一个新的基于量化抖动和模式分组编码的盲数字图像水印算法,该算法首先在DWT(离散小波变换)的第 二层中频子带中随机选取相应位置的绝对值最大的系数作为水印的嵌入区间,对小波系数进行量化并根据分组编码原 理生成预嵌入模式,然后将一个二值水印图像嵌入到模式当中。-Proposed a new model based on quantitative jitter and packet-coded blind digital image watermarking algorithm, the
1DWT
- this coding also describes about the image processing techniques of dwt. it also describes the psnr value
jintian
- 对图像进行分块编码，总共分四块，在matlab7.0中验证可行-Block coding of images, a total of four points in the matlab7.0 verify possible
DWT-matlab
- 小波变化实现图像的压缩，图像复原，图像的编码等，用matlab实现的-Wavelet transform for image compression, image restoration, image coding, matlab implementation
wavelets_2
- this is coding of dwt in matlab
RSA
- this is coding of dwt in matlab
AES-algorithms
- this is coding of dwt in matlab
compress1
- this is coding of dwt in matlab
Undecimated-DWT
- 对Lena图先进行jpeg压缩，再对压缩后的图像分别进行小波软阈值去噪和非抽样硬阈值去噪，比较两种去噪方案，非抽样硬阈值有更好的效果。这是根据一篇外文文献来进行编程的，最后有图像对比结果。-According to the paper of OPTIMAL WAVELET THRESHOLDING FOR VARIOUS CODING SCHEMES ,I firstly compresse the Lena picture using the jpeg method ,then respect
DCT-DWT
- 对图像实现DCT，DWT编码压缩及重建，是一个很好的学习入门东西。附加文档说明-Images to achieve DCT, DWT compression coding and reconstruction, is a good learning portal thing. Additional documentation
New-Folder-(4)
- In this paper the analysis of the compression process was performed by comparing the compressed signal against the original signal. To do this the most powerful speech analysis and compression techniques such as Linear Predictive Coding (LPC) and Dis
dwt
- IT IS AN CODING FOR DWT IN VHDL
ais
- THIS A MATLAB CODING FOR IMAG COMPRESSSION DWT-THIS IS A MATLAB CODING FOR IMAG COMPRESSSION DWT
Paper(3)18-23
- Image Compression using hybrid of DWT,DCT and Huffman Coding:This research paper presents a proposed method for the compression of medical images using hybrid compression technique (DWT, DCT and Huffman coding). The objective of this hybrid scheme is
Image-coding-and-decoding
- 这是一款基于DWT的图像编码与解编码的程序，程序抛弃效果不差，性能较好-This is a DWT-based image coding and decoding and encoding process, the program discard effect is not bad, better performance
Final-Coding
- hybrrid DWT and DCT based image compression
DWT-DCT-SVD based Hybrid lossy
- a new hybrid transform coding methodology for lossy image compression that integrates discrete wavelet transform, discrete cosine Transform and singular value decomposition methods is proposed. The proposed system has enhancements in both the com