刘雪立,魏雅慧,盛丽娜,方红玲,王燕,付中静,郑成铭,董建军.科技期刊总被引频次和影响因子构成中的自引率比较 ——兼谈影响因子的人为操纵倾向.编辑学报,2017,29(6):602-606 |
科技期刊总被引频次和影响因子构成中的自引率比较 ——兼谈影响因子的人为操纵倾向 |
Comparisons of the self-citation rates for total citations and impact factors of journals:manipulation of journal impact factor// |
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DOI:10.16811/j.cnki.1001-4314.2017.06.029 |
中文关键词: 科技期刊 总被引频次 影响因子 自引率 人为操纵 |
英文关键词: science journal total citation journal impact factor self citation rate manipulation |
基金项目:*国家社会科学基金项目(15BTQ061) |
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中文摘要: |
以2015年自然科学版JCR(SCI-JCR)收录的8778种期刊为研究对象,计算各期刊总被引频次构成中的自引率(self-citation rate for total citations,RSC,TC)和影响因子构成中的自引率(self-citation rate for impact factor,RSC,IF),全方位比较二者差异程度,揭示不同国家和地区人为操纵期刊影响因子的倾向。结果显示:8778种期刊集合RSC,TC为0.072,集合RSC,IF为0.112,RSC,TC平均值为0.093,RSC,IF平均值为0.132。排除17种无RSC,IF者,8761种期刊中,RSC,IF>RSC,TC者6954种(79.2%),RSC,TC>RSC,IF者1599种(18.2%),RSC,IF=RSC,TC者208种。Wilcoxon秩检验结果是,Z=59.836,P<0.001,2组差异有统计学意义。SCI来源期刊中RSC,IF显著高于RSC,TC,捷克、印度、日本、匈牙利和加拿大等国家期刊尤为突出。RSC,IF过度高于RSC,TC,怀疑有人为操纵的可能。 |
英文摘要: |
This paper explore the differences between the self-citation rate for total citations (RSC,TC) and self-citation rate for impact factors (RSC,IF) in the SCI-sourced journals, and reveals the manipulation of journals impact factor in different countries and regions. The study objects include 8778 journals indexed in the JCR (SCI-JCR) in 2015, the RSC,TC and RSC,IF were calculated, and the differences between the RSC,TC and RSC,IF were compared. In the 8778 journals, the aggregative RSC,TC and aggregative RSC,IF are 0.072 and 0.112, respectively, the average RSC,TC and average RSC,IF were 0.093 0.132, respectively. In the 8761 journals (except 17 journals without RSC,IF), 6 954 (79.2%) journals have an RSC,IF > RSC,TC , and 1 599 (18.2%) journals have an RSC,TC > RSC,IF, 208 journals have an RSC,IF = RSC,TC . Wilcoxon rank test indicated that Z = 59.836, P < 0.001, showing the difference between the two groups is statistically significant. RSC,IF in SCI-sourced journals is significantly higher than that of RSC,TC, especially in the journals of Czech Republic, India,Japan,Hungary, and Canada. RSC,IF is obviously higher than RSC,TC, which is suspected to be manipulated. |
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