As of 2019-08-05, the Wikidata property CERL ID (P1871) is used on 163,487 items.

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

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P227 GND ID 162,699
0.2092
P214 VIAF ID 158,772
0.1114
P213 ISNI 112,932
0.1010
P244 Library of Congress authority ID 77,045
0.0649
P1006 National Thesaurus for Author Names ID 53,127
0.1065
P269 SUDOC authorities ID 49,787
0.0925
P2163 FAST ID 46,724
0.1124
P268 BnF ID 44,000
0.0767
P648 Open Library ID 39,554
0.1207
P646 Freebase ID 35,887
0.0257
P691 NKCR AUT ID 29,883
0.0797
P3430 SNAC Ark ID 20,738
0.0762
P950 BNE ID 18,238
0.0632
P1207 NUKAT ID 17,893
0.0609
P1017 BAV ID 17,810
0.0906
P245 ULAN ID 16,011
0.0705
P3762 openMLOL author ID 14,770
0.0806
P1315 NLA ID 14,732
0.0679
P906 SELIBR ID 14,688
0.0686
P1417 Encyclopædia Britannica Online ID 14,567
0.0469
P5587 Libris-URI 14,195
0.0675
P1711 British Museum person-institution 13,318
0.0736
P1415 Oxford Dictionary of National Biography ID 12,950
0.0612
P949 NLI ID 12,600
0.0584
P650 RKDartists ID 12,423
0.0541
P2843 Benezit ID 11,025
0.0553
P2949 WikiTree person ID 10,399
0.0473
P1015 BIBSYS ID 9,171
0.0342
P3987 SHARE Catalogue author ID 8,814
0.0386
P3782 Artnet artist ID 8,451
0.0403
P409 Libraries Australia ID 8,262
0.0423
P1986 Dizionario biografico degli italiani Identifier 7,984
0.0447
P1816 National Portrait Gallery (London) person ID 7,262
0.0372
P1273 CANTIC ID 7,259
0.0364
P1280 CONOR ID 7,241
0.0318
P4159 WeRelate person ID 7,167
0.0396
P3029 UK National Archives ID 7,105
0.0377
P1296 Gran Enciclopèdia Catalana ID 7,007
0.0350
P4927 Invaluable.com person ID 6,551
0.0328
P2924 Great Russian Encyclopedia Online ID 5,938
0.0293
P3222 NE.se ID 5,903
0.0311
P3219 Encyclopædia Universalis ID 5,744
0.0302
P6194 Austrian Biographical Encylopedia ID 5,420
0.0310
P434 MusicBrainz artist ID 5,385
0.0152
P1005 PTBNP ID 5,300
0.0296
P396 SBN author ID 5,074
0.0267
P3348 National Library of Greece ID 4,979
0.0287
P839 IMSLP ID 4,969
0.0289
P1802 EMLO person ID 4,829
0.0291
P6656 BHCL ID 4,631
0.0257

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P227 GND ID 162,699
0.2092
P648 Open Library ID 39,554
0.1207
P2163 FAST ID 46,724
0.1124
P214 VIAF ID 158,772
0.1114
P1006 National Thesaurus for Author Names ID 53,127
0.1065
P213 ISNI 112,932
0.1010
P269 SUDOC authorities ID 49,787
0.0925
P1017 BAV ID 17,810
0.0906
P3762 openMLOL author ID 14,770
0.0806
P691 NKCR AUT ID 29,883
0.0797
P268 BnF ID 44,000
0.0767
P3430 SNAC Ark ID 20,738
0.0762
P1711 British Museum person-institution 13,318
0.0736
P245 ULAN ID 16,011
0.0705
P906 SELIBR ID 14,688
0.0686
P1315 NLA ID 14,732
0.0679
P5587 Libris-URI 14,195
0.0675
P244 Library of Congress authority ID 77,045
0.0649
P950 BNE ID 18,238
0.0632
P1415 Oxford Dictionary of National Biography ID 12,950
0.0612
P1207 NUKAT ID 17,893
0.0609
P949 NLI ID 12,600
0.0584
P2843 Benezit ID 11,025
0.0553
P650 RKDartists ID 12,423
0.0541
P2949 WikiTree person ID 10,399
0.0473
P1417 Encyclopædia Britannica Online ID 14,567
0.0469
P1986 Dizionario biografico degli italiani Identifier 7,984
0.0447
P409 Libraries Australia ID 8,262
0.0423
P3782 Artnet artist ID 8,451
0.0403
P4159 WeRelate person ID 7,167
0.0396
P3987 SHARE Catalogue author ID 8,814
0.0386
P3029 UK National Archives ID 7,105
0.0377
P1816 National Portrait Gallery (London) person ID 7,262
0.0372
P1273 CANTIC ID 7,259
0.0364
P1296 Gran Enciclopèdia Catalana ID 7,007
0.0350
P1015 BIBSYS ID 9,171
0.0342
P4927 Invaluable.com person ID 6,551
0.0328
P1280 CONOR ID 7,241
0.0318
P3222 NE.se ID 5,903
0.0311
P6194 Austrian Biographical Encylopedia ID 5,420
0.0310
P3219 Encyclopædia Universalis ID 5,744
0.0302
P1005 PTBNP ID 5,300
0.0296
P2924 Great Russian Encyclopedia Online ID 5,938
0.0293
P1802 EMLO person ID 4,829
0.0291
P839 IMSLP ID 4,969
0.0289
P3348 National Library of Greece ID 4,979
0.0287
P396 SBN author ID 5,074
0.0267
P646 Freebase ID 35,887
0.0257
P6656 BHCL ID 4,631
0.0257
P2977 LBT person ID 4,232
0.0256