On the research of fractal image coding, this paper presents an improved fractal coding algorithm on the basis of 9-7-tap integer wavelet zerotree.
对分形压缩编码进行了研究，提出了基于9-7整数小波零树的改进的分形算法。
参考来源 - 基于9This paper expatiates detailedly wavelet transform and integer-to-integer wavelet transform based on lifting scheme and realization of integer-to-integer lifting wavelet transform is also given, after basic theory of wavelet.
在简要介绍小波变换基本理论后,较详细地阐述了基于提升方法的小波变换和整型小波变换,并对数字图像的整型提升小波变换进行了具体实现。
参考来源 - 基于嵌入式小波与分形的数字图像混合编码研究This paper introduces the algorithm of both DPCM and Integer Wavelet Transform (IWT) based on medical image processing system. It propose a new way of solving the problem of low compression ratio of the medical image .
本论文主要是在医学图像处理系统上实现基于分块DPCM结合整数小波的医学图像压缩算法,这对当前在医学图像处理领域中所面对的压缩率低等问题上提出一种新的思路。
参考来源 - 医学图像压缩算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
First of all, original image is divided into blocks, each subgraph for integer wavelet decomposition, and then the binary image after scrambling embedding.
首先将原始图像进行分块，逐一对每块子图进行整数小波分解，然后将置乱后的二值图像嵌入到低频系数。
Integer to integer wavelet transform has a simple structure, needs no more storage space and is very easy to be implemented, which is suitable for image compression.
整数提升小波变换结构简单，不需要额外的存储空间，易于实现，在图像压缩中具有很好的应用价值。
The method of sparsely row-indexed storage has been used to compress large volumes of image data, on the base of integer wavelet transform constructed by lift scheme.
基于提升方法构造的整数小波变换，采用行索引稀疏存储方案，可以对海量影像数据进行高保真的压缩。
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