This article introduces a digital watermarking technology based on adaptive quadtree fractal coding.
提出了一种基于自适应四叉树分形编码的数字水印技术。
This paper proposes a watermarking algorithm based on quadtree fractal coding, which is to search for the optimized matched domain blocks in different regions and to embed the watermarking.
提出了基于四叉树分形编码的水印算法，通过在不同寻找区域中搜索最佳匹配定义域块来嵌入水印。
This paper introduces some basic concepts of fractal geometry and fractal image compression, and also introduces some kinds of image compression coding method based on fractal.
本文介绍了分形几何和分形图像压缩的一些基本概念，以及以分形为基础的几种图像压缩编码方法。
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