The mail filter based on improved ABNET is better at adaptation and accuracy in experiments, compared with traditional mail filters.

在此基础上设计的邮件过滤器，和传统的邮件过滤器相比，实验结果表明其具有自适应能力好、准确性高等优点。

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The article introduces the spams definition, harm and sources, explains the solutions to deal with spam, especially the theory of mail filter.

介绍了垃圾邮件的定义、危害和来源，阐述了防范垃圾邮件的几种技术与措施，着重研究探讨了邮件过滤技术的原理及应用。

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This paper researched and designed an information prevention and safety system of smartphone, which includes real time monitor, virus killer, junk mail filter, and message report.

论文研究设计了一个智能手机信息安全防范系统，该系统融合了实时监控、病毒查杀，短信过滤、短信举报等功能。

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Microsoft will start with a hosted e-mail filter and anti-malware service.

FORBES: Microsoft Heats Up Security

Most BlackBerry phones have a flashing light that blinks when an e-mail comes in, and a built-in option to filter alerts so that you only receive them from contacts you prioritise.

BBC: Managing e-mail while on the road

Spam might show up in my inbox a few times each week, while I need to remember to check several layers of junk mail filters for false positives legitimate email marked as spam by an aggressive filter.

FORBES: Ignore Your Mail And Lose Thousands of Dollars