Reusing VIAF Data ISNI International Standard Name Identifier

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Re-using VIAF Data : ISNI International Standard Name Identifier Janifer Gatenby, EMEA Program Manager

Re-using VIAF Data : ISNI International Standard Name Identifier Janifer Gatenby, EMEA Program Manager Metadata, OCLC Pauline Chougnet, Bn. F, ISNI Quality Team VIAF Workshop, OCLC EMEA, Strasbourg, 25/02/2013

Text Rights Music Rights Trade Sources Encyclopaedias Libraries Researchers & Professional

Text Rights Music Rights Trade Sources Encyclopaedias Libraries Researchers & Professional

VIAF-ISNI relationship Error notifications ISNIs Reprocessing after notification matching Assignment Monthly updates Quality control

VIAF-ISNI relationship Error notifications ISNIs Reprocessing after notification matching Assignment Monthly updates Quality control Error detection Quality Team

ISNI Brings to VIAF • ISNIs • Quality improvement – merges, corrections, splits –

ISNI Brings to VIAF • ISNIs • Quality improvement – merges, corrections, splits – QT, sampling, algorithms – End user input • Links & Diffusion • Information – Common names – Unique names

Assigned ISNIs February 2013 Assigned 6. 64 million Provisional: Possible 948, 990 Provisional: Unassigned

Assigned ISNIs February 2013 Assigned 6. 64 million Provisional: Possible 948, 990 Provisional: Unassigned 9, 291, 244 2 + independent sources 2, 504, 185 3+ VIAF sources 658, 813 Unique name 3, 455, 415 Single source (JISC names) 18, 503 Total 6, 636, 916 Assigned ISNIs to VIAF February 2013 2 + independent sources 2, 421, 127 3+ VIAF sources 658, 813 Unique name 2, 945, 854 Single source (JISC names) 0 Total 6, 025, 794

Assigned Total Percentage assigned bibsys 177495 266050 371175 786255 66, 71 Unique Assigned Total

Assigned Total Percentage assigned bibsys 177495 266050 371175 786255 66, 71 Unique Assigned Total Percentage assigned bav 41782 bne bnf dbc 216618 1041693 414770 1699326 47, 21 52, 23 61, 30 246311 46670 212199 dnb 1035 1308747 2275 3134478 45, 49 41, 75 527 574770 lac lc ndl nkc nla nli 241586 3474349 361113 338570 336362 342722 510266 6974271 759422 503934 641549 440623 47, 35 49, 82 47, 55 67, 19 52, 43 77, 78 Unique egaxa iccu jpg 11188 26912 12595 36662 45359 185754 41, 57 34, 35 24, 42 5 7160 130 nszl nta nukat 12707 1331810 776861 33900 2345475 1100077 37, 48 56, 78 70, 62 65222 780033 226299 94127 27159 84882 11 317249 172964 ptbnp rero rsl selibr sudoc swnl vlacc wkp VIAF Assigned 113790 79046 284 93596 703786 21512 1409 250215 6025794 Total 287758 120820 593 159770 972163 36541 3050 323973 15000454 Percentage assigned 39, 54 65, 42 47, 89 58, 58 72, 39 58, 87 46, 20 77, 23 40, 17074 Unique 38135 4062 118 22325 181791 6541 37 16120 2945854

ISNI & VIAF: complementarity • Goals – VIAF • clusters and makes authority data

ISNI & VIAF: complementarity • Goals – VIAF • clusters and makes authority data visible – ISNI • Standard, unique, persistent identifier • Bridges domains • Key role in services around scientific and cultural contents • Data in ISNI – No uniform titles, no meetings, geographic etc. – No sparse records – No undifferentiated records

Text Rights Music Rights Trade Sources Encyclopaedias Libraries Researchers & Professional

Text Rights Music Rights Trade Sources Encyclopaedias Libraries Researchers & Professional

7 million NEW LINKS to & from VIAF bnf dnb lc nta nukat wkp

7 million NEW LINKS to & from VIAF bnf dnb lc nta nukat wkp All VIAF Text Rights Sources 123, 964 assigned 37. 383 25. 177 72. 960 83. 498 32. 184 14. 935 406. 178 Research & Profess’l 404, 272 assigned 24. 141 14. 688 76. 986 30. 526 16. 730 3. 465 223. 305 Music Sources 189, 000 assigned 27. 542 33. 997 38. 218 13. 560 8. 675 19. 700 207. 231 Trade sources 2. 4 million assigned 570. 224 384. 230 2. 138. 955 741. 671 442. 037 138. 636 6. 100. 349 ì Totals 659. 290 458. 092 2. 327. 119 869. 255 499. 626 176. 736 Linked Data: isni-url. oclc. nl/isni/ 6. 937. 063

Research Professional Association links; Creator & organisation derived Research links; Organisation derived Research links;

Research Professional Association links; Creator & organisation derived Research links; Organisation derived Research links; Resource derived New Existing Wiki links Crowd sourced Search engine Harvests Inter-library links; Primarily resource derived

Music. Brainz links Crowd sourced Rights links Creator & publisher derived Record Labels &

Music. Brainz links Crowd sourced Rights links Creator & publisher derived Record Labels & Music Trade Resource & creator derived BL Sound Archive links Resource derived New Existing Wiki links Crowd sourced Search Engine Harvests Inter-library links; Primarily resource derived

Why become an ISNI member? • Cross domain quality links – linking authors of

Why become an ISNI member? • Cross domain quality links – linking authors of theses, articles, books +++ • Importance in digitisation projects • Full coverage of ISNI for national identities • Bridge identifier – e. g. VIAF to ORCID via ISNI • Participation in Quality • Access to full database • Statistics & quality reports