• spread spectrum watermarking - 引用次数：28

  A new chaos-based spread spectrum watermarking algorithm is developed in the wavelet domain for still images.

  提出了一种新的混沌序列扩频水印算法。

  参考来源 - 一种新的混沌序列扩频水印算法
  spread spectrum technique - 引用次数：5

  Thanks to the excellent anti-jamming ability of spread spectrum technique, spread spectrum (SS) watermarking achieves high robustness in addition to other good performances.

  借助扩频技术的良好抗干扰性能,扩频水印在鲁棒性要求上有着优良的表现。

  参考来源 - 基于MPEG
  spread-spectrum watermarking - 引用次数：3

  To deal with it, the encode-mapping rule of a type of text digital watermark based on symbolic characteristics is proposed, as well as it’s embedding and detecting modes of spread-spectrum watermarking.

  6)针对同步攻击这一困扰扩频水印技术的难题,研究了一类基于字符特征的文本数字水印技术的编码映射规则,给出了相应的扩频水印加载与检测模型。

  参考来源 - 新型文本数字水印技术及其典型应用研究
• sinusoidal pattern basedspread spectrum watermark - 引用次数：1

  参考来源 - 局域网环境下音频认证水印系统的设计与实现

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