||
文献自引量与文献被引总量比,中国大陆比美国差大啦,但超过英、德、日、法。
文献自引量的利弊要一分为二看,还要明确自引的概念与范围。要看数量,还要看与各类指标的比率。
http://www.scimagojr.com/countryrank.php?order=au&ord=desc
Country | Documents | Citable documents | Citations | Citations per Document | H index | |||
---|---|---|---|---|---|---|---|---|
1 | United States | 9360233 | 8456050 | 202750565 | 94596521 | 21.66 | 1783 | |
2 | China | 4076414 | 4017123 | 24175067 | 13297607 | 5.93 | 563 | |
3 | United Kingdom | 2624530 | 2272675 | 50790508 | 11763338 | 19.35 | 1099 | |
4 | Germany | 2365108 | 2207765 | 40951616 | 10294248 | 17.31 | 961 | |
5 | Japan | 2212636 | 2133326 | 30436114 | 8352578 | 13.76 | 797 | |
6 | France | 1684479 | 1582197 | 28329815 | 6194966 | 16.82 | 878 | |
7 | Italy | 1318466 | 1217804 | 20893655 | 4825002 | 15.85 | 766 | |
8 | Canada | 1339471 | 1227622 | 25677205 | 4699514 | 19.17 | 862 | |
9 | Spain | 1045796 | 966710 | 14811902 | 3510196 | 14.16 | 648 | |
10 | Australia | 995114 | 894315 | 16321650 | 3464749 | 16.40 | 709 |
Archiver|手机版|科学网 ( 京ICP备07017567号-12 )
GMT+8, 2024-11-24 10:44
Powered by ScienceNet.cn
Copyright © 2007- 中国科学报社