Abstract:

Population system is a typical grey system. According to the latest statistical data of Wangjiang’s population development from 1949 to 2005, using discrete grey increment model, predict the population development of Wangjiang up to the year 2020. And the prediction results are tested and contrasted. Comparing with other models, the examination indicated that the improved gray model has good prediction precision. The model mentioned above will have certain values on the development of regional land-use general programming.