Due to most of current early-warning of enterprise crisis only give a alarm other forecast, the paper presents a method based on gray forecasting and pattern recognition.
针对当前大部分企业危机预警模型只能报警，不能预测的现状，提出一种基于灰色预测与模式识别的预警方法。
Through the compare we can draw a conclusion that the gray forecasting precision is the best, the exponential curve method is the second best, and the logarithmic curve method is the worst.
通过比较说明：灰色预测精度最高，指数曲线法次之，对数曲线法最低。
By a practical example, the set-pair method is good for forecasting coal-gas emerging, and it is a convenient and reasonable method of analyzing gray system.
实例表明，集对分析方法能够较好地预测煤与瓦斯突出的可能性，是预测灰色系统的一种方便、合理的方法。
The gray model forecasting theory and fuzzy control technology are introduced, and a new method based on gray model forecasting and fuzzy control of coal-feed in a jig is proposed in the paper.
本文对灰色预测理论及模糊控制技术进行了介绍，并提出了一种对跳汰机给煤量进行灰色预测和模糊控制的新方法。
The number of automobiles owned by China in 2000, 2005 and 2010 was forecasted based on BP neural network. The results by this method were compared with those of gray forecasting.
利用改进的BP神经网络对中国2000年、2005年、2010年的汽车保有量进行预测，并与灰色预测的结果进行对比。
The number of automobiles owned by China in 2000, 2005 and 2010 was forecasted based on BP neural network. The results by this method were compared with those of gray forecasting.
利用改进的BP神经网络对中国2000年、2005年、2010年的汽车保有量进行预测，并与灰色预测的结果进行对比。
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