As of 2019-10-07, the Wikidata property CERL ID (P1871) is used on 163,846 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 163,223
0.2069
P214 VIAF ID 159,182
0.1104
P213 ISNI 113,059
0.1003
P244 Library of Congress authority ID 77,182
0.0647
P1006 NTA ID 53,218
0.1062
P269 SUDOC authorities ID 49,900
0.0919
P2163 FAST ID 46,824
0.1120
P268 Bibliothèque nationale de France ID 44,115
0.0763
P648 Open Library ID 39,770
0.1206
P646 Freebase ID 35,923
0.0257
P691 NKCR AUT ID 30,229
0.0781
P3430 SNAC Ark ID 20,764
0.0761
P950 Biblioteca Nacional de España ID 18,298
0.0631
P1207 NUKAT ID 18,177
0.0611
P1017 BAV ID 18,003
0.0911
P245 ULAN ID 16,041
0.0704
P1315 National Library of Australia ID 14,871
0.0678
P3762 openMLOL author ID 14,801
0.0806
P906 SELIBR ID 14,722
0.0685
P1417 Encyclopædia Britannica Online ID 14,605
0.0469
P5587 Libris-URI 14,205
0.0673
P1711 British Museum person-institution 13,349
0.0736
P1415 Oxford Dictionary of National Biography ID 12,962
0.0611
P949 National Library of Israel identifier 12,901
0.0588
P650 RKDartists ID 12,447
0.0541
P2843 Benezit ID 11,050
0.0553
P2949 WikiTree person ID 10,772
0.0481
P1015 BIBSYS ID 9,426
0.0348
P3987 SHARE Catalogue author ID 8,826
0.0386
P1296 Gran Enciclopèdia Catalana ID 8,664
0.0337
P409 Libraries Australia ID 8,520
0.0431
P3782 Artnet artist ID 8,471
0.0402
P1986 Dizionario biografico degli italiani Identifier 8,013
0.0448
P1273 CANTIC ID 7,298
0.0365
P1280 CONOR ID 7,278
0.0317
P1816 National Portrait Gallery (London) person ID 7,275
0.0372
P4159 WeRelate person ID 7,173
0.0396
P3029 UK National Archives ID 7,113
0.0376
P4927 Invaluable.com person ID 6,564
0.0328
P2924 Great Russian Encyclopedia Online ID 5,953
0.0293
P3222 NE.se ID 5,913
0.0310
P3219 Encyclopædia Universalis ID 5,749
0.0301
P6194 Austrian Biographical Encylopedia ID 5,437
0.0310
P1005 Portuguese National Library ID 5,419
0.0301
P434 MusicBrainz artist ID 5,396
0.0151
P396 SBN author ID 5,105
0.0268
P3348 National Library of Greece ID 4,992
0.0287
P839 IMSLP ID 4,978
0.0289
P1802 EMLO person ID 4,845
0.0291
P2977 LBT person ID 4,843
0.0291

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P227 GND ID 163,223
0.2069
P648 Open Library ID 39,770
0.1206
P2163 FAST ID 46,824
0.1120
P214 VIAF ID 159,182
0.1104
P1006 NTA ID 53,218
0.1062
P213 ISNI 113,059
0.1003
P269 SUDOC authorities ID 49,900
0.0919
P1017 BAV ID 18,003
0.0911
P3762 openMLOL author ID 14,801
0.0806
P691 NKCR AUT ID 30,229
0.0781
P268 Bibliothèque nationale de France ID 44,115
0.0763
P3430 SNAC Ark ID 20,764
0.0761
P1711 British Museum person-institution 13,349
0.0736
P245 ULAN ID 16,041
0.0704
P906 SELIBR ID 14,722
0.0685
P1315 National Library of Australia ID 14,871
0.0678
P5587 Libris-URI 14,205
0.0673
P244 Library of Congress authority ID 77,182
0.0647
P950 Biblioteca Nacional de España ID 18,298
0.0631
P1415 Oxford Dictionary of National Biography ID 12,962
0.0611
P1207 NUKAT ID 18,177
0.0611
P949 National Library of Israel identifier 12,901
0.0588
P2843 Benezit ID 11,050
0.0553
P650 RKDartists ID 12,447
0.0541
P2949 WikiTree person ID 10,772
0.0481
P1417 Encyclopædia Britannica Online ID 14,605
0.0469
P1986 Dizionario biografico degli italiani Identifier 8,013
0.0448
P409 Libraries Australia ID 8,520
0.0431
P3782 Artnet artist ID 8,471
0.0402
P4159 WeRelate person ID 7,173
0.0396
P3987 SHARE Catalogue author ID 8,826
0.0386
P3029 UK National Archives ID 7,113
0.0376
P1816 National Portrait Gallery (London) person ID 7,275
0.0372
P1273 CANTIC ID 7,298
0.0365
P1015 BIBSYS ID 9,426
0.0348
P1296 Gran Enciclopèdia Catalana ID 8,664
0.0337
P4927 Invaluable.com person ID 6,564
0.0328
P1280 CONOR ID 7,278
0.0317
P3222 NE.se ID 5,913
0.0310
P6194 Austrian Biographical Encylopedia ID 5,437
0.0310
P3219 Encyclopædia Universalis ID 5,749
0.0301
P1005 Portuguese National Library ID 5,419
0.0301
P2924 Great Russian Encyclopedia Online ID 5,953
0.0293
P1802 EMLO person ID 4,845
0.0291
P2977 LBT person ID 4,843
0.0291
P839 IMSLP ID 4,978
0.0289
P3348 National Library of Greece ID 4,992
0.0287
P396 SBN author ID 5,105
0.0268
P646 Freebase ID 35,923
0.0257
P6656 BHCL ID 4,636
0.0257