由matlab神经网络工具箱提供的函数，利用BP神经网络及RBF神经网络分别建立汽油样品近红外光谱及其辛烷值的数学模型，并对模型的性能评价。-Provided by the matlab neural network toolbox functions, the use of BP neural network and RBF neural networks were established near infrared spectroscopy and gasoline octane sampl