Based on weights analysis of feedforward neural networks, a hierarchic decomposition neural networks method for solving this problem is provided.
基于前馈神经网络的权重分析，提出一种基于神经网络的结构优化层次分解方法，较好地解决了这一问题。
As to this method, some researches about the slope stability evaluation by neural networks method and its optimizing means were done by this thesis.
针对该课题，本文对边坡稳定性评价的神经网络方法及神经网络的遗传优化进行了探讨和研究。
Hereby, surrounding rock mass in Hanjialing tunnel is classified. The feasibility, veracity, and advantage of founded neural networks method are verified.
据此，对韩家岭隧道围岩进行了分级和评价，证实所建立分级方法的可行性、准确性和优越性。
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