As of 2019-08-05, the Wikidata property Library of Congress authority ID (P244) is used on 1,100,083 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
P214 VIAF ID 868,599
0.5258
P213 ISNI 776,036
0.5578
P227 GND ID 447,648
0.3132
P269 SUDOC authorities ID 367,333
0.3174
P268 BnF ID 345,863
0.2863
P1006 National Thesaurus for Author Names ID 343,873
0.3004
P2163 FAST ID 298,809
0.2716
P646 Freebase ID 271,210
0.1294
P691 NKCR AUT ID 195,084
0.1702
P648 Open Library ID 136,307
0.1167
P1207 NUKAT ID 128,936
0.1152
P3430 SNAC Ark ID 122,567
0.1107
P950 BNE ID 116,686
0.1036
P345 IMDb ID 114,480
0.0701
P1015 BIBSYS ID 100,680
0.0905
P434 MusicBrainz artist ID 83,723
0.0690
P1871 CERL ID 77,045
0.0649
P1566 GeoNames ID 76,374
0.0163
P349 NDL Auth ID 70,241
0.0615
P3987 SHARE Catalogue author ID 69,170
0.0626
P1417 Encyclopædia Britannica Online ID 68,574
0.0575
P949 NLI ID 61,953
0.0562
P1315 NLA ID 59,760
0.0539
P1280 CONOR ID 56,049
0.0502
P1953 Discogs artist ID 55,274
0.0467
P3417 Quora topic ID 53,294
0.0435
P906 SELIBR ID 52,285
0.0470
P2604 Kinopoisk person ID 49,747
0.0433
P5587 Libris-URI 48,590
0.0437
P245 ULAN ID 47,011
0.0415
P1017 BAV ID 43,707
0.0395
P2019 AllMovie artist ID 43,618
0.0388
P1266 AlloCiné person ID 40,616
0.0360
P1273 CANTIC ID 39,532
0.0358
P409 Libraries Australia ID 38,606
0.0350
P650 RKDartists ID 38,186
0.0335
P1415 Oxford Dictionary of National Biography ID 37,728
0.0336
P2605 ČSFD person ID 37,677
0.0335
P2435 PORT person ID 37,297
0.0332
P2002 Twitter username 35,186
0.0286
P2168 Swedish Film Database person ID 34,226
0.0306
P2949 WikiTree person ID 34,212
0.0302
P5361 BNB person ID 32,808
0.0298
P535 Find A Grave memorial ID 32,137
0.0286
P3762 openMLOL author ID 31,812
0.0288
P1263 NNDB people ID 29,767
0.0269
P3782 Artnet artist ID 28,245
0.0251
P3478 Songkick artist ID 26,418
0.0232
P2387 Elonet person ID 26,059
0.0235
P1695 NLP ID 25,368
0.0229

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P213 ISNI 776,036
0.5578
P214 VIAF ID 868,599
0.5258
P269 SUDOC authorities ID 367,333
0.3174
P227 GND ID 447,648
0.3132
P1006 National Thesaurus for Author Names ID 343,873
0.3004
P268 BnF ID 345,863
0.2863
P2163 FAST ID 298,809
0.2716
P691 NKCR AUT ID 195,084
0.1702
P646 Freebase ID 271,210
0.1294
P648 Open Library ID 136,307
0.1167
P1207 NUKAT ID 128,936
0.1152
P3430 SNAC Ark ID 122,567
0.1107
P950 BNE ID 116,686
0.1036
P1015 BIBSYS ID 100,680
0.0905
P345 IMDb ID 114,480
0.0701
P434 MusicBrainz artist ID 83,723
0.0690
P1871 CERL ID 77,045
0.0649
P3987 SHARE Catalogue author ID 69,170
0.0626
P349 NDL Auth ID 70,241
0.0615
P1417 Encyclopædia Britannica Online ID 68,574
0.0575
P949 NLI ID 61,953
0.0562
P1315 NLA ID 59,760
0.0539
P1280 CONOR ID 56,049
0.0502
P906 SELIBR ID 52,285
0.0470
P1953 Discogs artist ID 55,274
0.0467
P5587 Libris-URI 48,590
0.0437
P3417 Quora topic ID 53,294
0.0435
P2604 Kinopoisk person ID 49,747
0.0433
P245 ULAN ID 47,011
0.0415
P1017 BAV ID 43,707
0.0395
P2019 AllMovie artist ID 43,618
0.0388
P1266 AlloCiné person ID 40,616
0.0360
P1273 CANTIC ID 39,532
0.0358
P409 Libraries Australia ID 38,606
0.0350
P1415 Oxford Dictionary of National Biography ID 37,728
0.0336
P2605 ČSFD person ID 37,677
0.0335
P650 RKDartists ID 38,186
0.0335
P2435 PORT person ID 37,297
0.0332
P2168 Swedish Film Database person ID 34,226
0.0306
P2949 WikiTree person ID 34,212
0.0302
P5361 BNB person ID 32,808
0.0298
P3762 openMLOL author ID 31,812
0.0288
P2002 Twitter username 35,186
0.0286
P535 Find A Grave memorial ID 32,137
0.0286
P1263 NNDB people ID 29,767
0.0269
P3782 Artnet artist ID 28,245
0.0251
P2387 Elonet person ID 26,059
0.0235
P3478 Songkick artist ID 26,418
0.0232
P1695 NLP ID 25,368
0.0229
P2924 Great Russian Encyclopedia Online ID 24,994
0.0223