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The paper constructed the data envelope analysis input and output index system of coal mine safety investment. Adopting the method to make the empirical analysis of a mining group safety investment efficiency, the results show: the group safety investment efficiency conforms to China coal industry regularity; 2005, it should reduce the number of workers, strengthen the safety management, at the same...
Presently, China coal mine safety situation is grim. One of important reasons is inadequacy of the safety investment. Safety investment prediction can provide the decision basis for the effective control and guidance of safety investment. The paper analyzed the impact factors of the coal mine safety investment, built the prediction model of coal mine safety investment based on wavelet neural network...
Presently, China’s coal enterprises are in a merger and acquisition (M&A) phase environment. The coal enterprises M&A risk prediction research is less, and lacks corresponding theory support. The paper built the coal enterprises M&A risk evaluation system, constructed the risk prediction model based on support vector machine (SVM), and collected related 13 coal enterprises data during...
Presently, coal mine safety situation in China is still severe. One of the most important reasons is safety investment insufficient. Safety investment prediction can provide decision basis for efficient controlling and guiding safety investment. The paper analyzed coal mine safety investment influence factors and established coal mine safety investment prediction model based on support vector machine...
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