As of 2022-03-07, the Wikidata property Internet Speculative Fiction Database author ID (P1233) is used on 25,850 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
P214 VIAF ID 22,178
 0.0081
P7859 WorldCat Identities ID 21,354
 0.0115
P244 Library of Congress authority ID 19,928
 0.0147
P213 ISNI 19,283
 0.0138
P646 Freebase ID 16,175
 0.0037
P1006 Nationale Thesaurus voor Auteurs ID 14,060
 0.0268
P1207 NUKAT ID 12,993
 0.0241
P268 Bibliothèque nationale de France ID 12,560
 0.0212
P227 GND ID 12,558
 0.0096
P269 IdRef ID 12,553
 0.0224
P691 NKCR AUT ID 10,588
 0.0229
P2163 FAST ID 10,377
 0.0231
P7293 PLWABN ID 9,838
 0.0280
P648 Open Library ID 9,040
 0.0314
P5357 The Encyclopedia of Science Fiction ID 7,694
 0.2453
P950 Biblioteca Nacional de España ID 7,180
 0.0332
P7704 Europeana entity 7,093
 0.0396
P3430 SNAC ARK ID 6,899
 0.0444
P3630 Babelio author ID 6,617
 0.1048
P1315 NLA Trove people ID 6,209
 0.0504
P345 IMDb ID 5,804
 0.0071
P1015 NORAF ID 5,700
 0.0312
P349 National Diet Library ID 5,627
 0.0351
P8189 National Library of Israel J9U ID 5,398
 0.0280
P3368 Prabook ID 4,979
 0.0201
P7902 Deutsche Biographie (GND) ID 4,924
 0.0076
P3987 SHARE Catalogue author ID 4,817
 0.0251
P5034 National Library of Korea ID 4,801
 0.0550
P1280 CONOR.SI ID 4,574
 0.0364
P409 Libraries Australia ID 4,564
 0.0525
P5570 NooSFere author ID 4,121
 0.1475
P2671 Google Knowledge Graph ID 3,880
 0.0005
P2963 Goodreads author ID 3,717
 0.0870
P4985 TMDb person ID 3,709
 0.0147
P1005 Portuguese National Library ID 3,569
 0.0478
P949 National Library of Israel ID 3,556
 0.0355
P906 SELIBR ID 3,498
 0.0355
P5587 Libris-URI 3,495
 0.0237
P1695 NLP ID (unique) 3,338
 0.0408
P2191 Vegetti Catalog of Fantastic Literature NILF ID 3,296
 0.1131
P9918 Kallías ID 3,295
 0.0277
P3762 openMLOL author ID 3,292
 0.0387
P5361 BNB person ID 3,283
 0.0505
P9984 CANTIC ID 3,263
 0.0418
P271 CiNii author ID (books) 3,218
 0.0297
P1273 CANTIC ID (old) 3,213
 0.0422
P1417 Encyclopædia Britannica Online ID 3,181
 0.0164
P1938 Project Gutenberg author ID 2,789
 0.0728
P8179 Canadiana Name Authority ID 2,674
 0.0345
P1953 Discogs artist ID 2,643
 0.0111

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P5357 The Encyclopedia of Science Fiction ID 7,694
 0.2453
P5570 NooSFere author ID 4,121
 0.1475
P2191 Vegetti Catalog of Fantastic Literature NILF ID 3,296
 0.1131
P3630 Babelio author ID 6,617
 0.1048
P2963 Goodreads author ID 3,717
 0.0870
P1938 Project Gutenberg author ID 2,789
 0.0728
P4629 Online Books Page author ID 2,560
 0.0640
P2734 Unz Review author ID 2,242
 0.0610
P1899 LibriVox author ID 1,813
 0.0597
P5034 National Library of Korea ID 4,801
 0.0550
P5491 BD Gest' author ID 1,876
 0.0533
P409 Libraries Australia ID 4,564
 0.0525
P5361 BNB person ID 3,283
 0.0505
P1315 NLA Trove people ID 6,209
 0.0504
P8849 CONOR.BG ID 2,023
 0.0484
P1005 Portuguese National Library ID 3,569
 0.0478
P866 Perlentaucher ID 1,694
 0.0477
P7400 LibraryThing author ID 1,595
 0.0476
P3430 SNAC ARK ID 6,899
 0.0444
P4619 National Library of Brazil ID 1,544
 0.0426
P1273 CANTIC ID (old) 3,213
 0.0422
P5019 Brockhaus Enzyklopädie online ID 2,487
 0.0421
P9984 CANTIC ID 3,263
 0.0418
P8851 CONOR.SR ID 2,079
 0.0416
P7433 FantLab author ID 1,091
 0.0412
P1695 NLP ID (unique) 3,338
 0.0408
P8902 Archives at Yale names ID 1,610
 0.0403
P7704 Europeana entity 7,093
 0.0396
P3762 openMLOL author ID 3,292
 0.0387
P3348 National Library of Greece ID 2,245
 0.0385
P7982 Hrvatska enciklopedija ID 1,839
 0.0384
P3846 DBC author ID 1,166
 0.0381
P3222 NE.se ID 2,527
 0.0378
P1375 NSK ID 1,674
 0.0373
P1263 NNDB people ID 2,206
 0.0367
P1280 CONOR.SI ID 4,574
 0.0364
P7029 National Library of Russia ID 1,110
 0.0364
P5714 Tor.com author ID 934
 0.0358
P906 SELIBR ID 3,498
 0.0355
P949 National Library of Israel ID 3,556
 0.0355
P7699 National Library of Lithuania ID 1,788
 0.0353
P349 National Diet Library ID 5,627
 0.0351
P6394 ELNET ID 1,086
 0.0348
P5617 Evene ID 1,232
 0.0345
P8179 Canadiana Name Authority ID 2,674
 0.0345
P950 Biblioteca Nacional de España ID 7,180
 0.0332
P1368 LNB ID 2,350
 0.0327
P1580 University of Barcelona authority ID (obsolete) 2,638
 0.0320
P648 Open Library ID 9,040
 0.0314
P1015 NORAF ID 5,700
 0.0312