As of 2022-03-07, the Wikidata property Loop ID (P2798) is used on 79,697 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 79,697
 0.0009
P106 occupation 79,578
 0.0115
P496 ORCID iD 79,100
 0.0452
P108 employer 53,593
 0.0461
P735 given name 48,146
 0.0076
P1153 Scopus author ID 47,422
 0.0903
P21 sex or gender 36,770
 0.0047
P1053 ResearcherID 29,191
 0.0951
P69 educated at 24,615
 0.0140
P734 family name 21,636
 0.0061
P3829 Publons author ID 11,407
 0.0858
P6178 Dimensions author ID 8,734
 0.0500
P214 VIAF ID 8,562
 0.0030
P569 date of birth 6,993
 0.0013
P2038 ResearchGate profile ID 6,312
 0.0505
P2888 exact match 6,030
 0.0018
P7859 WorldCat Identities ID 5,860
 0.0031
P856 official website 5,772
 0.0036
P1960 Google Scholar author ID 5,623
 0.0432
P2456 DBLP author ID 4,664
 0.0367
P269 IdRef ID 4,328
 0.0070
P27 country of citizenship 4,204
 0.0010
P5008 on focus list of Wikimedia project 3,136
 0.0043
P3835 Mendeley person ID 3,027
 0.0347
P6634 LinkedIn personal profile ID 2,991
 0.0234
P1412 languages spoken, written or signed 2,708
 0.0013
P244 Library of Congress authority ID 2,356
 0.0017
P213 ISNI 2,285
 0.0016
P7893 CIÊNCIAVITAE ID 1,876
 0.0203
P19 place of birth 1,699
 0.0006
P1207 NUKAT ID 1,642
 0.0027
P227 GND ID 1,577
 0.0012
P2002 Twitter username 1,567
 0.0040
P2671 Google Knowledge Graph ID 1,404
 0.0002
P1006 Nationale Thesaurus voor Auteurs ID 1,341
 0.0023
P166 award received 1,299
 0.0019
P4012 Semantic Scholar author ID 1,233
 0.0105
P101 field of work 1,120
 0.0043
P1556 zbMATH author ID 1,099
 0.0091
P8446 Gateway to Research person ID 1,087
 0.0122
P691 NKCR AUT ID 992
 0.0019
P10013 SNSF person ID 878
 0.0103
P7293 PLWABN ID 867
 0.0021
P463 member of 856
 0.0022
P18 image 824
 0.0002
P2381 Academic Tree ID 792
 0.0080
P1559 name in native language 778
 0.0012
P646 Freebase ID 722
 0.0002
P1416 affiliation 662
 0.0043
P5715 Academia.edu profile URL 623
 0.0072

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P1053 ResearcherID 29,191
 0.0951
P1153 Scopus author ID 47,422
 0.0903
P3829 Publons author ID 11,407
 0.0858
P2038 ResearchGate profile ID 6,312
 0.0505
P6178 Dimensions author ID 8,734
 0.0500
P108 employer 53,593
 0.0461
P496 ORCID iD 79,100
 0.0452
P1960 Google Scholar author ID 5,623
 0.0432
P2456 DBLP author ID 4,664
 0.0367
P3835 Mendeley person ID 3,027
 0.0347
P6634 LinkedIn personal profile ID 2,991
 0.0234
P7893 CIÊNCIAVITAE ID 1,876
 0.0203
P69 educated at 24,615
 0.0140
P8446 Gateway to Research person ID 1,087
 0.0122
P106 occupation 79,578
 0.0115
P4012 Semantic Scholar author ID 1,233
 0.0105
P10013 SNSF person ID 878
 0.0103
P1556 zbMATH author ID 1,099
 0.0091
P2381 Academic Tree ID 792
 0.0080
P735 given name 48,146
 0.0076
P5715 Academia.edu profile URL 623
 0.0072
P6479 IEEE Xplore author ID 617
 0.0070
P269 IdRef ID 4,328
 0.0070
P734 family name 21,636
 0.0061
P9956 IRIS Sapienza author ID 448
 0.0054
P2037 GitHub username 461
 0.0053
P21 sex or gender 36,770
 0.0047
P3124 Polish scientist ID 501
 0.0047
P1416 affiliation 662
 0.0043
P101 field of work 1,120
 0.0043
P5008 on focus list of Wikimedia project 3,136
 0.0043
P10057 IRIS UNIMI author ID 344
 0.0042
P9843 IRIS UNINA author ID 337
 0.0041
P2002 Twitter username 1,567
 0.0040
P10058 IRIS UNIBO author ID 311
 0.0038
P856 official website 5,772
 0.0036
P7449 NARCIS researcher ID 258
 0.0031
P7859 WorldCat Identities ID 5,860
 0.0031
P214 VIAF ID 8,562
 0.0030
P8079 elibrary.ru person ID 246
 0.0030
P9795 ARPI author ID 226
 0.0028
P1207 NUKAT ID 1,642
 0.0027
P185 doctoral student 393
 0.0026
P9913 FLORE author ID 207
 0.0025
P2930 INSPIRE-HEP author ID 224
 0.0025
P9844 IRIS UNIPV author ID 194
 0.0024
P1580 University of Barcelona authority ID (obsolete) 324
 0.0023
P1006 Nationale Thesaurus voor Auteurs ID 1,341
 0.0023
P463 member of 856
 0.0022
P3762 openMLOL author ID 313
 0.0022