In this dissertation, the application of digital watermark technology has been studied in the round. Adaptive digital watermark based on biorthogonal wavelet transform was introduced.
本文对数字水印技术进行了研究,并提出了一种基于双正交小波变换的自适应的图像数字水印算法。
参考来源 - 基于双正交小波变换的图像数字水印算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The experiment results show the de-noising effect of proposed method is better than those of the orthogonal wavelet transform and the common biorthogonal wavelet transform.
实验证明该方法的去噪效果明显优于正交小波方法和普通双正交小波变换的去噪效果。
This paper presents a novel approach to accelerated trip of power transmission lines by using biorthogonal wavelet transform to improve the performance of protection relays.
在线路距离保护段范围发生故障时,利用对侧开关跳闸时序电流的突变量加速本侧保护的跳闸,改善了保护的性能。
A new remote sensing image coding scheme based on the biorthogonal wavelet transform and SPIHT algorithm is proposed according to the statistical characteristic of remote sensing image data.
针对遥感图像的数据特点,提出了结合双正交变换和SPIHT算法的遥感图像小波零树编码方案。
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