在地震波初至走时拾取研究上，寻找既保证准确性，又能提高运算速度的方法，以适应现场评价需求。
On the study of seismic first break, in order to fit the requirements of locale evaluation, it is needed to find a method that can assure accuracy and improve the speed of computation.
两种方法对绉效应的评价均比较全面、客观，简单易行且运算速度更快。
Both methods can easily assess the crepe effect in an all-round and objective way apart from quick calculation.
仿真结果表明，与同类算法相比，该算法运算速度更快，适用于评价大型复杂网络中节点的重要度。
Simulation results show the algorithm is effective, and its operation speed is fast. It can get perfect calculation capability in large-sized complex network.
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