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							PDF(1046 KB) 
						
						
					 
			Hierarchical Classification Model for Invention Patents
Zhai Dongsheng,Hu Dengjin,Zhang Jie,He Xijun,Liu He
Data Analysis and Knowledge Discovery ›› 2017, Vol. 1 ›› Issue (12) : 63-73.
 PDF(1046 KB)
						
							PDF(1046 KB) 
						
						
					 PDF(1046 KB)
						
							PDF(1046 KB) 
						
						
					Hierarchical Classification Model for Invention Patents
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