As of 2019-05-13, the Wikidata property Library of Congress authority ID (P244) is used on 1,088,538 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 858,625
0.5273
P213 ISNI 771,207
0.5608
P227 GND ID 440,860
0.3124
P269 SUDOC authorities ID 363,545
0.3178
P268 BnF ID 342,716
0.2869
P1006 National Thesaurus for Author Names ID 342,167
0.3021
P2163 FAST ID 296,323
0.2722
P646 Freebase ID 269,954
0.1295
P691 NKCR AUT ID 193,956
0.1719
P648 Open Library ID 135,264
0.1171
P1207 NUKAT (WarsawU) authorities ID 123,505
0.1115
P3430 SNAC Ark ID 122,353
0.1117
P950 BNE ID 115,294
0.1035
P345 IMDb ID 109,459
0.0689
P1015 BIBSYS ID 99,020
0.0899
P434 MusicBrainz artist ID 80,280
0.0672
P1871 CERL ID 76,800
0.0654
P1566 GeoNames ID 76,172
0.0163
P349 NDL Auth ID 69,809
0.0617
P3987 SHARE Catalogue author ID 69,155
0.0633
P1417 Encyclopædia Britannica Online ID 66,364
0.0564
P949 National Library of Israel ID 59,899
0.0549
P1315 People Australia ID 59,004
0.0538
P1280 CONOR ID 54,283
0.0492
P3417 Quora topic ID 52,692
0.0435
P906 SELIBR ID 51,904
0.0471
P2604 Kinopoisk person ID 49,649
0.0436
P5587 Libris-URI 48,519
0.0441
P1953 Discogs artist ID 47,555
0.0417
P245 ULAN ID 46,567
0.0416
P2019 AllMovie artist ID 43,467
0.0391
P1017 BAV ID 43,279
0.0395
P1266 AlloCiné person ID 40,516
0.0363
P1273 CANTIC-ID 39,270
0.0360
P409 NLA (Australia) ID 37,911
0.0348
P650 RKDartists ID 37,856
0.0336
P1415 Oxford Dictionary of National Biography ID 37,721
0.0339
P2435 PORT person ID 37,246
0.0335
P2605 ČSFD person ID 35,140
0.0317
P2168 Swedish Film Database person ID 34,190
0.0309
P5361 BNB person ID 32,615
0.0300
P2949 WikiTree person ID 32,414
0.0290
P3762 openMLOL author ID 31,810
0.0292
P535 Find A Grave memorial ID 31,320
0.0282
P2002 Twitter username 31,114
0.0257
P1263 NNDB people ID 29,695
0.0271
P3782 Artnet artist ID 27,868
0.0250
P3478 Songkick artist ID 26,321
0.0234
P2387 Elonet person ID 26,018
0.0237
P1695 NLP ID 24,862
0.0227

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P213 ISNI 771,207
0.5608
P214 VIAF ID 858,625
0.5273
P269 SUDOC authorities ID 363,545
0.3178
P227 GND ID 440,860
0.3124
P1006 National Thesaurus for Author Names ID 342,167
0.3021
P268 BnF ID 342,716
0.2869
P2163 FAST ID 296,323
0.2722
P691 NKCR AUT ID 193,956
0.1719
P646 Freebase ID 269,954
0.1295
P648 Open Library ID 135,264
0.1171
P3430 SNAC Ark ID 122,353
0.1117
P1207 NUKAT (WarsawU) authorities ID 123,505
0.1115
P950 BNE ID 115,294
0.1035
P1015 BIBSYS ID 99,020
0.0899
P345 IMDb ID 109,459
0.0689
P434 MusicBrainz artist ID 80,280
0.0672
P1871 CERL ID 76,800
0.0654
P3987 SHARE Catalogue author ID 69,155
0.0633
P349 NDL Auth ID 69,809
0.0617
P1417 Encyclopædia Britannica Online ID 66,364
0.0564
P949 National Library of Israel ID 59,899
0.0549
P1315 People Australia ID 59,004
0.0538
P1280 CONOR ID 54,283
0.0492
P906 SELIBR ID 51,904
0.0471
P5587 Libris-URI 48,519
0.0441
P2604 Kinopoisk person ID 49,649
0.0436
P3417 Quora topic ID 52,692
0.0435
P1953 Discogs artist ID 47,555
0.0417
P245 ULAN ID 46,567
0.0416
P1017 BAV ID 43,279
0.0395
P2019 AllMovie artist ID 43,467
0.0391
P1266 AlloCiné person ID 40,516
0.0363
P1273 CANTIC-ID 39,270
0.0360
P409 NLA (Australia) ID 37,911
0.0348
P1415 Oxford Dictionary of National Biography ID 37,721
0.0339
P650 RKDartists ID 37,856
0.0336
P2435 PORT person ID 37,246
0.0335
P2605 ČSFD person ID 35,140
0.0317
P2168 Swedish Film Database person ID 34,190
0.0309
P5361 BNB person ID 32,615
0.0300
P3762 openMLOL author ID 31,810
0.0292
P2949 WikiTree person ID 32,414
0.0290
P535 Find A Grave memorial ID 31,320
0.0282
P1263 NNDB people ID 29,695
0.0271
P2002 Twitter username 31,114
0.0257
P3782 Artnet artist ID 27,868
0.0250
P2387 Elonet person ID 26,018
0.0237
P3478 Songkick artist ID 26,321
0.0234
P1695 NLP ID 24,862
0.0227
P4927 Invaluable.com person ID 24,409
0.0221