正常轮廓 meaning in English

normal profile

Meanwhile , a major problem in anomaly detection is that system can issue false alarms when there are modifications in the normal system behavior ; therefore , we present an adaptive data - mining framework for anomaly detection . the normal profile can be updated at regular intervals , and as a result , false alarms are significantly reduced
同时,在异常检测系统中,当用户或系统行为的正常轮廓发生变化时,由于检测所需的规则库不能及时的更新,容易造成将用户或系统的正常行为误报为入侵的情况,因此,文中介绍了一个构造自适应系统的方法,通过这种方法,规则库可以自动的更新,并可以有效的减少误报。