Study on Regional Differentiations of Sustainable in Shandong Based on Artificial Neural NetWork

In this article ,a soundly trained self-organizing feature map(SOFM) developed by Teuvo Kohonen in 1981,was employed to measure the sustainability of socio-economic system .Based on SOFM modle ,this article researched regional differentiations of sustainable in Shandong by using data in 2001.When the neural network was trained appropriately ,it classified the data sets. Research showed that 17 cities of Shandong were classified into 4 groups ,which were in of accord with experts.