Results 91 to 100 of about 6,340,157 (285)

Journals that Rise from the Fourth Quartile to the First Quartile in Six Years or Less: Mechanisms of Change and the Role of Journal Self-Citations

open access: yesPublications, 2018
Journal self-citations may be increased artificially to inflate a journal’s scientometric indicators. The aim of this study was to identify possible mechanisms of change in a cohort of journals that rose from the fourth (Q4) to the first quartile ...
Juan Miguel Campanario
doaj   +1 more source

Journal impact factor revisited [PDF]

open access: yesPolish Archives of Internal Medicine, 2018
Gajos, Grzegorz, Undas, Anetta
openaire   +4 more sources

How Should Journal Quality be Ranked? An Application to Agricultural, Energy, Environmental and Resource Economics [PDF]

open access: yes
The Thomson Reuters ISI Web of Science citations database (hereafter ISI) category of Economics has one of the largest numbers of journals, at 304, of any ISI discipline, and hence has wide coverage.
Chia-Lin Chang, Michael McAleer
core  

Promise and Pitfalls of Extending Google's PageRank Algorithm to Citation Networks

open access: yes, 2009
We review our recent work on applying the Google PageRank algorithm to find scientific "gems" among all Physical Review publications, and its extension to CiteRank, to find currently popular research directions.
Maslov, Sergei, Redner, S.
core   +1 more source

Associations of Sleep and Shift Work With Osteoarthritis Risk

open access: yesArthritis Care &Research, EarlyView.
Objective Daily rhythms may be critical for maintaining homeostasis of joint tissues. We aimed to investigate the relationships among circadian clock disruption, sleep, and osteoarthritis (OA) risk in humans. Methods In the UK Biobank, a prospective 500,000–person cohort, we evaluated associations among sleep duration, sleeplessness/insomnia, and shift
Elizabeth L. Yanik   +5 more
wiley   +1 more source

Differential Item Functioning on the Patient Health Questionnaire 8 by Disease Subtype, Language, Sex, and Age Among People With Systemic Sclerosis: A Scleroderma Patient‐Centered Intervention Network Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Somatic items used in depression assessments can potentially overlap with symptoms related to physical illness, including systemic sclerosis (SSc). No studies have looked at whether somatic depression items may be influenced by diffuse versus limited SSc disease subtypes, which are associated with varying degrees of symptom presentation.
Sophie Hu   +110 more
wiley   +1 more source

Addressing Economic Insecurities Can Improve Patient‐Reported Outcomes in Lupus

open access: yesArthritis Care &Research, EarlyView.
Objective Economic insecurities, such as food, housing, transportation, and financial challenges, are modifiable risk factors and influence patient‐reported outcomes (PROs) in systemic lupus erythematosus (SLE). We examined the following: (1) associations between economic insecurities and PROs, and (2) the impact of screening and addressing economic ...
Jay Patel   +8 more
wiley   +1 more source

The physics of citation growth

open access: yesJournal of Data and Information Science
This study investigates the physics of annual fractional citation growth and its impact on journal bibliographic metrics, focusing on the interplay between journal publication growth and citation dynamics.
Giacomin Alan J.   +3 more
doaj   +1 more source

Ranking of orthopaedic journals: A challenge to the citation-based metrics

open access: yesJournal of Orthopaedic Translation, 2014
Citation-based metrics for journal ranking may provide objective measures to quantitate a journal's contribution to scientific progress as reflected by citation, but comparison of journals solely based on citation-metrics is unjustified.
Sai-Chuen Fu, Kai-Ming Chan
doaj   +1 more source

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