为总结公共模式(比如，电子邮箱地址、电话号码、人名和地名)而扫描文本的算法对于指定实体抽象非常有用。
Algorithms that scan text for common patterns, such as email addresses, phone Numbers, and people and place names, are useful for named entity extraction.
去隔行算法是电视扫描格式转换和数字视频处理的一项关键技术，近年来得到了广泛而深入的研究。
Recently an key technique in the fields of digital video processing and conversion of video scan formats, the de-interlacing algorithm has been put into researching widely and deeply.
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