Analyses on statistical errors shown in total citations of acta agronomica sinica in 2003年被引频次统计误差分析
According to the cited frequency and the impact factor of each journal , 16 food science central journals were compared for their academic influence 以总被引频次和影响因子作为期刊学术影响力的评价指标,比较分析了16种食品工业类中文核心期刊的学术影响力。
Through analyzing the changes of impact factor , total cited frequency and rate of articles with foundation of 《 journal of jilin university : medicine edition 》 in 2002 ~ 2003 , the paper proposes some measures to promote the academic quality and expand the influence scope of the journal 摘要通过分析2000 ~ 2003年《吉林大学学报(医学版) 》影响因子、总被引频次和基金论文比的变化,提出提高期刊学术质量,扩大期刊影响范围的措施。
The paper , based on 265 international top journals selected from jcr 2001 databases , uses citation evaluation methods in bibliometrics , to analyze the qualitative characteristics of these journals , in impact factors ( if ) , total cites , number of references , the national distribution of authors and users , et al 论文运用文献计量学中的引文评价等方法,对从jcr2001光盘数据库中选择的265种国际一流期刊,从影响因子、被引频次、篇均引文数量、作者与引用者国别分布等方面进行定量分析,分析这些国际化期刊在定量指标方面的特点。
引: draw; stretch最近两年的期刊被引频次: ifci频次: frequency频次表: frequency table频次律: law of frequency频次图: frequency diagram; frequency graph组频次: class frequency牵引频率范围: pull in frequency range出现频次: frequency of occurrence格内频次: cell frequency广告频次: frequency检查频次: frequency of checks频次多边图: frequency polygon频次分布: frequency distribution频次分布图: frequency distribution diagram频次分析: frequency analysis频次分析器: frequency analyzer频次特征: frequency characteristic频次直方图: frequency histogram使用频次: frequency of usage衰落频次: fading frequency有效频次: effective frequency组限频次: categorical frequency引示信号;引频感测器: pilot sensor频次分配曲线: frequency distribution curve