根据隐藏数据的嵌入方法不同,信息隐藏技术可分为以下两类:一类是在变换域(Transformation Domain),如傅立叶变换域、离散余弦变换域、离散小波变换域等上实现信息豹嵌入。
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On this basis, time and transformation domain watermarking algorithm and attacks of watermarking are discussed.
在此基础上,讨论空间域数字水印算法、变换域数字水印算法以及数字水印的攻击。
参考来源 - 数字影像管理系统的研究与实现·2,447,543篇论文数据,部分数据来源于NoteExpress
This article introduced the image fusion algorithms of gray-scale-based images, color-space conversion and transformation domain respectively.
本文分别介绍了基于图像灰度、颜色空间变换和变换域的三种图像融合算法。
In this paper, the signal quality is improved via denoising in wavelet transformation domain, as a result the measuring error of stabilization precision is reduced.
本文利用小波变换对火炮误差角信号进行处理,改善了误差角信号的质量,有效减小了稳定精度的测量误差。
Finally, based on the work of above, proposed a method of description and extraction image color and texture features in the dual tree complex wavelet transformation domain.
最后,在上面工作的基础上,提出了基于对偶数复小波域的图像的颜色和纹理特征的描述和提取方法。
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