Digital watermarking, the technology of embedding special information into multimedia data, is a topic that has recently gained increasing attention all over the world.
数字水印作为一种将特殊信息嵌入媒体数据的技术，近年来已成为国内外研究的热点并有着广泛的应用前景。
Building special topic databases can make the broad masses of scientists to have better, more convenient and practical information resources.
建立好专业特色的数据库是使广大科学工作者有更好的、更方便的、更具体的信息资源。
It is a direction for RS information drawing in ration that the information of Geographic special topic taken automatically from the digital image of the satellite, can be realized step by step.
从卫星数字图像上，逐步实现地学专题信息的自动提取是遥感信息定量化的一个方向。
The special topic of the World's Trade Organize defines that: electronic-commerce is some activities such as produce, battalion, sell and circulate overpasses the electronic information network.
世界贸易组织电子商务专题报告定义：电子商务是通过电子信息网络进行的生产、营销、销售和流通等活动。
It pay attention to the in-depth portrait service, take up with the full information of a certain special field, the rest of information unrelated with the specialize topic will not be embodied.
专题搜索引擎注重具体、深入的纵向服务，致力于某一特定领域内信息的全面和内容的深入，这个领域外的闲杂信息不收录。
The special topic of online news can include all the relevant information of a news event so that audience can form comprehensive cognition and full impression.
网络新闻专题以其集中统一的平台把同一主题的相关新闻信息集纳在一起，在节省时间的同时，使受众形成对新闻的全面认识和完整印象。
The special topic of online news can include all the relevant information of a news event so that audience can form comprehensive cognition and full impression.
网络新闻专题以其集中统一的平台把同一主题的相关新闻信息集纳在一起，在节省时间的同时，使受众形成对新闻的全面认识和完整印象。
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