描述树突状细胞算法(DCA)的生物学机理及其主要步骤和适用环境.通过分析实时任务的特征,抽象出应用DCA所需要的参数.以传统检测任务超时方法为基准,验证DCA检测实时任务超时的准确性.实验结果表明,DCA能够节省更多的系统资源,较准确地发现超时异常.%The biological mechanism, main steps and applicable environment of Dendritic Cell Algorithm(DCA) are described and introduced. Through analyzing the characteristics of real-time task, the required parameters are abstracted and given. Experiment results show that DCA can accurately detect overtime exception appeared in real-time task compared with traditional methods. In addition, this method can provide basis for processing the exceptions.
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