Examples: digital watermarks, organization crest, personal logo, originator identifier.

比如：数字水印、组织饰章、个人标识、原创标识等。

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The experimental results show the robustness of the digital watermarks by this algorithm.

最后通过实验测试验证了该算法的鲁棒性。

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Digital watermarks have been proposed in recent literature as the approach for copyright protection of multimedia data.

数字水印技术是多媒体数据版权维护的主要方式，近年来得到普遍的研讨和关注。

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But digital watermarks may find a legal role that has nothing to do with copyright.

ECONOMIST: In the picture

If digital watermarks can be detected, however as is necessary for them to work at all then it seems inevitable that somebody will be able to find a way of removing them.

ECONOMIST: Digital watermarks

When phase two kicks in, probably next year, music companies will insert digital signatures called "watermarks" into the music files themselves to prevent unauthorized copying.

CNN: Record labels ready to rock the Web