combination Optimized Grey Model 组合优化灰色预测模型
The results show the self-adapt optimized combination forecast model covering the aging function is better than the other forecast models for gas demand forecast.
结果表明，融入时效函数的自适应递推优化组合预测模型比采用其它预测模型预测的结果更好。
Through analyzing model, find out the system bottlenecks, optimize the scheme by using different combination of parameter, finally get optimized highway freight station model.
对模型进行分析，找出系统瓶颈，并对方案采用多组参数组合优化，最终得到优化了的公路货运站仿真模型。
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