使用了一种改进的否定选择匹配算法来检测异常行为。
A matching algorithm based on the negative selection for anomaly detection was presented in this paper.
前向否定界定符。与肯定界定符相反；当所含表达式不能在字符串当前位置匹配时成功。
Negative lookahead assertion. This is the opposite of the positive assertion; it succeeds if the contained expression doesn't match at the current position in the string.
所接收到的响应于对应用服务器的请求的响应代码被处理以确定在用户简档中是否定义了匹配的响应代码。
Response codes received in response to requests to an application server are processed to determine if a matching response code is defined in the user profile.
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