The journal impact factor is a measure of the frequency in which the average article in a journal is cited in a particular year. Impact factors measure the impact of a journal, not the impact of individual articles. It is used to measure the importance or rank of a journal by calculating the times it's articles are cited.
Altmetrics is a quantitative measure of the quality and quantity of attention that a scholarly work is receiving through social media, citations and article downloads.
The h-Index, also known as the Hirsch Index or Hirsch number, is an index to quantify a person's scientific research output. There are several databases (Web of Science, Scopus and Google Scholar) that provide an h-index for an individual based on publications indexed in the tools.
From: Measuring Your Impact: Impact Factor, Citation Analysis, and other Metrics: Citation Analysis, University of Illinois, 2016. http://researchguides.uic.edu/if
This video, the H-Index: A Measure of a Scientist's Impact, is by the Medical College of Wisconsin Libraries, 2013.
Citation analysis is defined by the University of Illinois as "The process whereby the impact or "quality" of an article is assessed by counting the number of times other authors mention it in their work." (Measuring Your Impact: Impact Factor, Citation Analysis, and other Metrics: Citation Analysis, University of Illinois, 2016. http://researchguides.uic.edu/if)
This video was published on October 11, 2015 and provides an overview of citation searching utilizing citation chaining in Web of Science, ProQuest Dialog and Google Scholar.
This video, "What Citations Can Tell Us" was created by the library at Curtin University in Perth Australia.
