摘要
论竞争情报内容曹鸿清（上海财经大学上海２００４３３）ＡｂｓｔｒａｃｔＣｏｍｐｅｔｉｔｉｖｅｉｎｔｅｌｉｇｅｎｃｅｉｎｃｌｕｄｅｓｔｈｅｒｉｖａｌｓｏｆｃｏｍｐｅｔｉｔｉｏｎ，ｔｈｅｅｎｖｉｒｏｎｍｅｎｔｏｆｃｏｍｐｅｔｉｔｉｏｎａｎｄｔｈｅｔａｃｔｉ...
It is proved that Scientific Literature Obsolescence Law is the first order autoregressive process AR(1). The solution of the first order difference equation AR(1) is given by Z transform. Χ 2 test has shown that this law is more reliable and accurate than Motylev′s law.
出处
《情报理论与实践》
CSSCI
北大核心
1996年第4期12-15,共4页
Information Studies:Theory & Application
关键词
竞争情报
情报内容
情报研究
Law of literature obsolescence Statistic analysis Regression analysis method Time series method Mathematic model
