In the field of automatic information processing,how to precisely describe the text’s content has become a rather critical problem.The vector space presentation,which is widely applied at present,is used to approxima...In the field of automatic information processing,how to precisely describe the text’s content has become a rather critical problem.The vector space presentation,which is widely applied at present,is used to approximately illustrate conceptions and meanings by extracting keywords from the text.展开更多
文摘In the field of automatic information processing,how to precisely describe the text’s content has become a rather critical problem.The vector space presentation,which is widely applied at present,is used to approximately illustrate conceptions and meanings by extracting keywords from the text.