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By the method of synchronization coefficient, using the indicator of slaughtered fattened hogs, this paper makes a calculation on the synchronization of hogs production fluctuation in China and its regions from 1980 to 2008. The results show that: (1) the mean value of synchronization coefficient between regions and the whole nation is 0.8988. And the synchronization coefficient of the central south...
Based on the demands for logistics services, establish a dynamic neural network for quality function deployment, and combined with an automotive logistics enterprise, build a linear programming model for evaluation. The optimization method this paper presents will make logistics enterprises get the market demand momentarily and optimize the indexes possibly.
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