| 1. | Construct a fuzzy - neural network cost estimation system , which uses cost related factors as inputs and bp network as basic network structure , add fuzzy theory to deal with the inputs , outputs and middle process . further more , use pca method to improve this system 文章构建了模糊神经网络成本估算系统进行软件成本估算,该系统以影响软件成本的重要因素为输入,以bp神经网络为基本网络结构,并加入模糊理论对系统的输入、输出和中间过程进行处理。 |