It is concluded that GA-BP compound algorithm has improved the performance of ANN and good results nave bee obtained in coal and gas outburst intensity forecast.

该算法提高了网络性能，在煤与瓦斯突出强度预测中取得良好效果。

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This paper points out that the danger of coal and gas outburst is greatly increasing along with the depth of the coal seam and the intensity of the coaling.

随着矿井开采水平的延伸，开采强度的提高，煤与瓦斯突出危险程度也在不断增加；

youdao

This paper points out that the danger of coal and gas outburst is greatly increasing along with the depth of the coal seam and the intensity of the coaling.

随着矿井开采水平的延伸，开采强度的提高，煤与瓦斯突出危险程度也在不断增加；

youdao