Welcome to Impact Factor Journals In the modern world, with instant sharing of information and accumulated knowledge available even online, it is a true handicap not to gain high-quality education during life. Traditional colleges remain the surest way to get educated, gain degree and your ticket...
The journal impact factor is the most widely cited bibliometric tool used to characterise journals. It was originally proposed 50 years ago as a measure of the impact that individual articles have on the research community, but it is now more commonly used across all articles published by a ...
JCR中,期刊影响因子(JIF, Journals Impact Factor)是指该刊前两年发表的文献在当前年的平均被引用次数。影响因子越高,刊物的学术水平越高。
JCR中,期刊影响因子(JIF,Journals Impact Factor)是指该刊前两年发表的文献在当前年的平均被引用次数。影响因子越高,刊物的学术水平越高。 A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 ...
Why the impact factor of journals should not be used for evaluating research. BMJ. 1997; 314 :498–502. doi: 10.1136/bmj.314.7079.498. ... B New - 《Bmj Clinical Research》 被引量: 127发表: 1997年 Taylor & Francis Online :: Use and misuse of the Impact Factor - Systematics and ...
Impact factor of a field:the average number of times that articles published in journals of that field in the two previous years (e.g. 1997–1998) were cited in a particular year (e.g. 1999). This can be calculated by weightingjournal impact factorsby the number of articles they have ...
Impact factor A measure of the frequency with which the average article in a publication has been cited. Journals with a high impact factor are often considered prestigious. 6 Positive impact An effect that contributes beneficially to a situation or person. Recycling has a positive impact on the...
Journal of Biotechnology and Biomedicine PubMed indexed journals, Impact Factor journals, Web of Science indexed journals, Medline indexed journals
The impact factor is calculated by dividing the number of times articles from a journal are cited in a core of about 5,000 journals by the number of articles published by that journal in the same period of two years. It is used as a measure of a journal's scientific influence, but the...
1 In the past 35 years this score has become the single most important "score" associated with scientific journals. In this essay we will look at the world of scientific, technical and medical journals, describe the impact factor and how it is calculated, and consider some alternative methods...