DOIs and Altmetrics

Altmetrics of "altmetrics" using Google Scholar, Twitter, Mendeley, Facebook, Google-plus, CiteULike, Blogs and Wiki

We measure the impact of “altmetrics” field by deploying altmetrics indicators using the data from Google Scholar, Twitter, Mendeley, Facebook, Googleplus, CiteULike, Blogs and Wiki during 20102014. To capture the social impact of scientific publications, we propose an index called alt-index, analogues to h-index. Across the deployed indices, our results have shown high correlation among the in...

The What and Whys of DOIs

A s you may have noticed in the first issue of PLoS Biology and again in this issue, there are many places where an alphanumeric string appears after the letters " DOI, " such as some of you may already be acquainted with DOIs, others of you may wonder what they are, how they are used, and why we are using them. A Digital Object Identifier (DOI) is an URN (Uniform Resource Name), a compact stri...

Ranking Journals Using Altmetrics

The rank of a journal based on simple citation information is a popular measure. The simplicity and availability of rankings such as Impact Factor, Eigenfactor and SciMago Journal Rank based on trusted commercial sources ensures their widespread use for many important tasks despite the well-known limitations of such rankings. In this paper we look at an alternative approach based on information...

The Meaning of Altmetrics

A range of quantitative methods are today widely used in research evaluation (e.g. Moed et al., 1985; Moed et al., 1995). Recently, with the increasing popularity of social media, and especially the increasing use of social media in scholarly activities, a new field of research has been introduced, namely altmetrics, to investigate the use of social media in research evaluation (Priem & Hemming...

Altmetrics Consuming Article - Level Metrics : Observations and Lessons Institutional Altmetrics and Academic Libraries Altmetrics in Evolution What It Means When a Scholar