【摘要】 在论述人工神经网络理论研究进展 ,分析人工神经网络模型的特点和性质的基础上 ,探讨了人工神经网络模型在现代CAD技术中的应用研究现状与发展趋势 ;阐述了人工神经网络在优化设计中的算法和在 CAD专家系统中的应用方法 ,以及自由曲面神经网络建模方法和特征识别与提取方法更多还原

【Abstract】 After a description of the advances of artificial neural network (ANN) theory and an analysis of the nature and characteristics of ANN models, this paper discusses the current state and the development trend in the application of ANN models to modern CAD techniques, and states the artificial neural network algorithm of optimization, the application methods in CAD expert system, the methods of ANN model representation for free surface and the artificial neural network methods of feature recognition and extraction.更多还原