I believe that World Wide web is a self-evolving system which follows objective evolutionary laws. Hence the main goal of web evolution research is to discover these laws.

我相信，万维网是遵循一些客观进化规律的自组织系统，这个系列就以发现万维网进化的规律为主要目标。

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In accordance with biological immune-system characteristics the authors have come up with a method of self-tuning PID controller parameters on the basis of an immune evolutionary algorithm.

根据生物免疫系统特性，提出了一种基于免疫进化算法的PID控制器参数自整定方法。

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