Scimago Journal & Country Rank

Foundations and Trends in Databases

Country United States  - SIR icon SIR Ranking of United States
13
H Index
Subject Area and CategoryComputer Science
Computer Science (miscellaneous)
PublisherNow Publishers Inc.
Publication typeJournals
ISSN19317883
Coverage2007, 2009-2012, 2015-ongoing

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Quartiles

The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.

CategoryYearQuartile
Computer Science (miscellaneous)2008Q1
Computer Science (miscellaneous)2009Q1
Computer Science (miscellaneous)2010Q1
Computer Science (miscellaneous)2011Q2
Computer Science (miscellaneous)2012Q1
Computer Science (miscellaneous)2013Q1
Computer Science (miscellaneous)2014Q1
Computer Science (miscellaneous)2015Q1
Computer Science (miscellaneous)2016Q1
Computer Science (miscellaneous)2017Q1
SJR

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

YearSJR
20081.307
20091.663
20102.654
20110.287
20121.099
20130.587
20141.139
20151.849
20162.352
20172.107
Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)20070.000
Cites / Doc. (4 years)20083.000
Cites / Doc. (4 years)200911.500
Cites / Doc. (4 years)201011.429
Cites / Doc. (4 years)20118.800
Cites / Doc. (4 years)20122.875
Cites / Doc. (4 years)20132.727
Cites / Doc. (4 years)20142.111
Cites / Doc. (4 years)20157.167
Cites / Doc. (4 years)20167.400
Cites / Doc. (4 years)20177.667
Cites / Doc. (3 years)20070.000
Cites / Doc. (3 years)20083.000
Cites / Doc. (3 years)200911.500
Cites / Doc. (3 years)201011.429
Cites / Doc. (3 years)20112.167
Cites / Doc. (3 years)20122.875
Cites / Doc. (3 years)20131.750
Cites / Doc. (3 years)20142.500
Cites / Doc. (3 years)20155.250
Cites / Doc. (3 years)20165.500
Cites / Doc. (3 years)20175.000
Cites / Doc. (2 years)20070.000
Cites / Doc. (2 years)20083.000
Cites / Doc. (2 years)200911.500
Cites / Doc. (2 years)20102.667
Cites / Doc. (2 years)20112.167
Cites / Doc. (2 years)20121.600
Cites / Doc. (2 years)20132.000
Cites / Doc. (2 years)20141.500
Cites / Doc. (2 years)20150.000
Cites / Doc. (2 years)20167.000
Cites / Doc. (2 years)20175.000
Total Cites 
Self-Cites

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

CitesYearValue
Self Cites20070
Self Cites20080
Self Cites20090
Self Cites20100
Self Cites20111
Self Cites20121
Self Cites20130
Self Cites20140
Self Cites20150
Self Cites20160
Self Cites20171
Total Cites20070
Total Cites200812
Total Cites200946
Total Cites201080
Total Cites201113
Total Cites201223
Total Cites201314
Total Cites201415
Total Cites201521
Total Cites201611
Total Cites201710
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

CitesYearValue
External Cites per document20070
External Cites per document20083.000
External Cites per document200911.500
External Cites per document201011.429
External Cites per document20112.000
External Cites per document20122.750
External Cites per document20131.750
External Cites per document20142.500
External Cites per document20155.250
External Cites per document20165.500
External Cites per document20174.500
Cites per document20070.000
Cites per document20083.000
Cites per document200911.500
Cites per document201011.429
Cites per document20112.167
Cites per document20122.875
Cites per document20131.750
Cites per document20142.500
Cites per document20155.250
Cites per document20165.500
Cites per document20175.000
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
200725.00
20080
200933.33
20100.00
201150.00
20120.00
20130.00
20140
20150.00
20160.00
201750.00
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

DocumentsYearValue
Non-citable documents20070
Non-citable documents20080
Non-citable documents20090
Non-citable documents20100
Non-citable documents20110
Non-citable documents20120
Non-citable documents20130
Non-citable documents20140
Non-citable documents20150
Non-citable documents20160
Non-citable documents20170
Citable documents20070
Citable documents20084
Citable documents20094
Citable documents20107
Citable documents20116
Citable documents20128
Citable documents20138
Citable documents20146
Citable documents20154
Citable documents20162
Citable documents20172
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

DocumentsYearValue
Uncited documents20070
Uncited documents20081
Uncited documents20091
Uncited documents20102
Uncited documents20112
Uncited documents20122
Uncited documents20134
Uncited documents20142
Uncited documents20151
Uncited documents20160
Uncited documents20170
Cited documents20070
Cited documents20083
Cited documents20093
Cited documents20105
Cited documents20114
Cited documents20126
Cited documents20134
Cited documents20144
Cited documents20153
Cited documents20162
Cited documents20172
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