The chaotic sequences are sensitive to initial parameters. Different initial parameters will generate different sequences, which can ensure digital watermarking unique.
混沌序列对初始参数极为敏感,不同的初始值会产生不同的随机序列,可以保证水印信号的唯一性,因而攻击者伪造水印是不可能。
参考来源 - 基于混沌的数字水印算法的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The theoretical analysis shows that the chaotic sequences serve as spreading codes for A-CDMA.
理论分析表明,该混沌序列具有较理想的A - CD MA扩频码性能。
The chaotic sequences are very easily generated by changing weights of neural network model, and their number is large.
利用网络权值调整的灵活性来产生混沌序列,该模型序列更换容易并且数量巨大。
This paper brings forward a text embedding digital watermarking method based on image's DWT domain, meanwhile, using the chaotic sequences to encrypt the text data and BCH code to correct them.
提出了一种在图像小波域中嵌入文字的新型鲁棒水印算法,并对嵌入的文字进行混沌加密和BCH纠错编码。
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