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On the basis of the bus scheduling problems, using stochastic optimization theory and nonlinear programming theory and so on, the bus scheduling and the situation of bus arrangement of Shijiazhuang Hebei province were analyzed. Study on the difference of this process and the improvement between the actual situation and the optimum scheme in theory. Because(More)
Garment e-commerce sales forecast is important for the e-business development strategy planning and the integration of garment supply chain upstream and downstream enterprises. GDP, per capita consumption expenditure of urban residents, the total retail sales of consumer goods, the number of internet users are selected as economic forecast indexes. On the(More)
The grey system theory, which has been extensively used in many areas, is appropriate for forecasting. It is necessary to put forward new models or algorithms to improve its performance, especially for forecast accuracy. In the forecast process of grey model, the size of data sample and the number of variables can affect forecast accuracy. In this paper, we(More)
Modern industrial system is the internal requirement for the fulfillment of Hebei's industrialization and scientific development. The forecast of the development of the electronic information industry will play an important role in formulating the developing strategy and planning, and in supporting the construction of modern industrial system. Due to the(More)