A set of 1.4 million biomedical papers was analyzed with regards to how often articles are mentioned on Twitter or saved by users on Mendeley. While Twitter is a microblogging platform used by a general audience to distribute information, Mendeley is a reference manager targeted at an academic user group to organize scholarly literature. Both platforms are used as sources for so-called “altmetr...

This article assesses whether academic reviews in Choice: Current Reviews for Academic Libraries could be systematically used for indicators of scholarly impact, uptake or educational value for scholarly books. Based on 451 Choice book reviews from 2011 across the humanities, social sciences and science, there were significant but low correlations between Choice ratings and citation and non-cit...

Objective. The paper presents principal theoretical starting points and an overview of attitudes to altmetrics-based research evaluation among scientists various disciplines in Slovakia, more specifically comparison with traditional, bibliometric approaches. Design/Methodology/Approach. We used a questionnaire asked researchers from about their knowledge principle characteristics defining the a...