Changes to Journal Impact Factor Announced for 2021
Starting 2021, Journal Impact Factors will be calcuated using online publication dates, not print ones. But phased roll-out may lead to bias for some journals.
Tipping the Scales: Is Impact Factor Suppression Biased Against Small Fields?
The suppression of three economic history journals reveals more about Clarivate’s methods than citation manipulation.
Impact Factor Denied to 20 Journals For Self-Citation, Stacking
Publisher of performance metrics suppresses 20 journals, 14 for high levels of self-citation and 6 for citation stacking, releases Editorial Expression of Concern for 5 others.
2017 Journal Impact Factors Feature Citation Distributions
The 2018 release of the Journal Citation Reports (JCR) now features citation distributions for each journal. Poor implementation may prevent these figures from being used and may actively encourage abuse by predatory publishers.
Does Journal Suppression Reduce Self-Citation?
Journal suppression is an effective tool for reducing high rates of self-citation, even years after a title is reintroduced.
Reverse Engineering JCR’s Self-Citation and Citation Stacking Thresholds
Now we know how suppression decisions are made, should metrics companies suppress titles at all or simply make the underlying data more transparent?
How Much Citation Manipulation Is Acceptable?
Is citation manipulation a moral problem or an accounting problem?
Interview with Thomson Reuters: InCites Platform Offers New Analytics and Transparency
Thomson Reuters launched a new platform called InCites last week. The platform combines Journal Citation Reports with the Essential Science Indicators. In this Q&A, Patricia Brennan from Thomson Reuters describes the new platform and new additions that answer concerns from critics.
Citation Cartel Journals Denied 2011 Impact Factor
Fifty-one journals are suspended from the Journal Citation Report for “anomalous citation patterns.” Whether or not you agree with the impact factor, sanctions help maintain the integrity of the scientific publishing enterprise for everyone.