The Scientist Blog (click on title above for link) yesterday included the following announcement:
In an attempt to provide alternative metrics to the traditional journal impact factor, the open-access journal Public Library of Science ONE announced that it will release a slew of alternative impact data about individual articles in the coming months. The new "articles-level metrics project" -- which will post usage data, page views, citations from Scopus and CrossRef, social networlking links, press coverage, comments, and user ratings for each of PLoS ONE's thousands of articles
Eventually, Binfield hopes that readers will be able to personalize how they view the data, and sort articles according to the metric of their choice. "The more metrics we have, the more it'll lead to a dilution of any one [metric]," said Bjoern Brembs, a neuroscientist at the Free University of Berlin in Germany and member of PLoS ONE's editorial board.
(Registration to the Scientist required to view full blog entry.)