For intrusion pattern based signature detection, an improved quick multi-pattern matching algorithm is adopted, which can search for multiple patterns by scanning the packet once.
对基于入侵模式的特征，采用了一种改进的快速多模式匹配算法可以一次在包的负载中查找多个入侵模式。
Pattern matching algorithm is the important part of the signature-based intrusion detection engine.
模式匹配算法是基于特征的入侵检测引擎中的重要部分。
When a user with a mobile phone inputs 15 seconds of music, the system creates a digital signature for that snippet and then looks for a matching pattern in the database.
如果某个行动电话使用者输入15秒的音乐，系统就会为这个音乐片段建立一个数位特征，然后寻找资料库里是否有同样的模式。
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