Contents of the paper have two parts as shown. （1）A digital multi-watermarking based-on chaotic sequence was researched.
研究了一种基于混沌的数字多水印算法混沌序列是一种纯伪随机序列,具有生成形式简单、对初始条件极其敏感、不可逆推性和白噪声统计特性。
参考来源 - 基于混沌和小波的数字多水印算法·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了多类数字水印同时嵌入的问题，提出了一种同时嵌入两类水印的图像数字水印算法。
It is studied that the problems in embedding multiple watermarks simultaneously, and proposed an image watermarking scheme which embedded fragile and robust watermarks at the same time.
但是目前对于数字水印的研究多集中在算法和理论基础方面，而忽视了水印的应用协议和实施标准设计和制定。
But more research of the digital watermarking focus on algorithms and theoretical basis, while ignoring the design of watermark application protocol and implementation.
寻找对尽可能多的攻击算法有免疫性的半色调图像的数字水印方法将持续成为研究的主要方向之一。
It would be one of the unremitting research works to seek watermarking methods for halftoned images that could resist as many attack algorithms as possible.
应用推荐