blackpast.org

BlackPast.org is a web-based reference center that is dedicated primarily to the understanding of African-American history and the history of people of African ancestry. In 2011 the American Library Association's Reference and User Services Association included it in its list of the 25 Best Free Reference Websites of the Year. More information...

Multilingual Wikipedia

In June 2020 the website blackpast.org was on the 2,392nd place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 3,633rd place in June 2020. From Wikipedians' point of view, "blackpast.org" is the 4,124th most reliable source in different language versions of Wikipedia (AR-score).

The website is placed before osha.gov and after cao.go.jp in multilingual PR ranking of the most reliable sources in Wikipedia.

PR-score:
2,392nd place
14,692,322
+5,736,719
AR-score:
4,124th place
1,148,907
+73,467
F-score:
3,633rd place
3,871
+161

English Wikipedia (en)

PR-score:
1,761st place
10,485,891
+3,209,770
AR-score:
2,292nd place
878,033
+66,474
F-score:
2,061st place
2,307
+48

French Wikipedia (fr)

PR-score:
1,312th place
1,093,125
+139,780
AR-score:
2,532nd place
107,599
+166
F-score:
2,208th place
380
+24

German Wikipedia (de)

PR-score:
1,840th place
1,014,523
+834,182
AR-score:
6,949th place
38,903
+1,136
F-score:
5,114th place
115
+4

Portuguese Wikipedia (pt)

PR-score:
1,254th place
596,702
+537,877
AR-score:
11,832nd place
7,342
+1,002
F-score:
3,530th place
104
+9

Spanish Wikipedia (es)

PR-score:
4,336th place
505,154
+359,797
AR-score:
14,591st place
14,079
+971
F-score:
5,044th place
111
+16

Finnish Wikipedia (fi)

PR-score:
3,827th place
20,936
-8,972
AR-score:
2,786th place
14,213
0
F-score:
2,266th place
81
0

Arabic Wikipedia (ar)

PR-score:
8,161st place
19,577
+9,047
AR-score:
4,928th place
10,689
+392
F-score:
2,126th place
126
+1
Show all Wikipedia languages...

Popularity and reliability assessment of sources in references of Wikipedia in different languages. Data extraction based on complex method using Wikimedia dumps in July 2020. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details in the research "Modeling Popularity and Reliability of Sources in Multilingual Wikipedia". Values for PR-score and AR-score were additinaly increased 100 times (to distinguish smaller values in the ranking).

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