...期—龙源期刊网 关键词：数字水印；空域算法；交换域算法；应用 [gap=768]Keywords:Digital watermark;Spatial domain algorithm;Transform domainalgorithm;Application ...
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基于空域算法的数字水印系统的研究和实现-毕业论文网 关键词：信息隐藏、数字水印、空域算法、LSB [gap=941]Key words: Information Hiding、Digital Watermark、Airspace algorithm、LSB
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空间域算法 Space Domain Algorithm
The experiment proves that this algorithm has better anti-packing attack capability compare to model air space algorithm, moreover the inserting watermark capacity is big, the anti-cutting attack and the spiced salt noise attack performance is good.3.
实验证明这种算法比典型的空域算法抗填充攻击能力强,而且嵌入水印的容量大,抗剪切攻击和椒盐噪声攻击的性能好。
参考来源 - 数字图像水印技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
各子频段采用不同的正则化算子。实验结果表明该算法的盲图象恢复的性能优于空域算法。
The experiment results show that the proposed algorithm is superior to the general spatial domain in the quality of the restored image.
目前已出现多种数字水印算法，典型的水印算法有空域算法、变换域算法、小波域算法、超小波域算法等。
There are so many digital watermark algorithms at present. The typical examples are the airspace algorithm, transform domain algorithm, wavelet domain algorithm and beyond wavelets algorithm.
将空域信息引入时域的盲源分离算法，提出了一类水声基阵盲源分离的时空域算法，限定了算法的空域搜索范围，加快了算法的收敛速度。
Incorporating spatial information into BSS algorithms, a class of time-spatial algorithms is derived, which restrict the search range in spatial and improved the convergence rate.
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