论文部分内容阅读
以中国预防医学16种期刊1989—1993年为样本数据源,根据文献计量学原理,应用数理统计学方法,分别对其论文著者群及高产著者的分布、著者合著现象;引文数量、语种、类型、学科的分布;核心期刊的测定;期刊的自引率、互引车、影响因子、引用指数、情报能力值以及引文时序分布、最大引用年限、衰减系数等进行了量化分析;应用数学模型测定出引文半衰期,得出我国预防医学文献利用的现状与规律和有关机构科技论文的产出现状。
According to the bibliometrics principle and the method of mathematical statistics, the dissertation is divided into four groups: the distribution of dissertation author group and high-yielding author, co-author phenomenon, the number of citation, language, Type, distribution of subjects; determination of core periodicals; self-introduction rate of periodicals, inter-cited vehicles, influencing factors, citation indexes, intelligence ability values and citation timing distribution, maximum reference years, attenuation coefficient and other quantitative analysis; Out citation half-life, come to the status quo and laws of the use of preventive medicine in our country and the output status of relevant scientific and technological papers.