这种突发事件毕竟是少数，所以我们日常工作主要是预防，每天在互联网上寻找有价值的漏洞或者安全事件。
After all, this is a small number of emergencies, so our daily work is mainly to prevent every day on the Internet to find valuable loopholes or security incidents.
本文以互联网上报道的突发事件新闻为背景，以提供个性化的信息过滤系统为目标，研究了特定领域的信息处理的关键技术即用户模型的表示。
The paper puts emphics on the user profile in the background that the accident news is reported in the Internet and aims to filtering system.
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