Citation indexes can provide a range of different metrics at an article and author level, including citation counts (author and article), h-index (author) and output (author).
Subscription database (click on the below links to learn more about each database)
There are other freely available options such as:
Research evaluation tools analyse the research output of institutions, their departments and researchers. These tools can also assist with benchmarking the research performance of institutions and their researchers. These tools analyse citation data harvested from a citation index.
Subcription databases (click on the below links to learn more about using these tools).
- SciVal (based on Scopus data)
- InCites (based on Web of Science data)
- The Lens (also has a freely available option)
A free version of the Digital Science product Dimensions is also available.
A number of tools are available for calculating the impact of journals.
- SCImago Journal and Country Rank: is a portal that includes journals' scientific indicators developed from the information contained in the Scopus® database (Elsevier B.V.) The SCImago Journal Rank is a measure of scientific influence of scholarly journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals from which the citations have come.
- Journal Citation Reports provides impact factors for scientific journals.