U [[Biblioteka i informatika|bibliotečkoj nauci]], '''kontrola ovlaštenja''' je proces koji organizuje [[Bibliografski|bibliografske]] informacije, na primjer u [[Katalog biblioteke|bibliotečkim katalozima]]<ref>Block, R. (1999). ''Authority control: What it is and why it matters''. Retrieved on 27 October 2006.</ref> <ref name="tws2NovY111">{{Cite web|url=http://info.libraries.vermont.gov/LIBRARIES/TSU/Lesson1Authority.htm|title=Why Does a Library Catalog Need Authority Control and What Is it?|year=2003|website=IMPLEMENTING AUTHORITY CONTROL|publisher=Vermont Department of Libraries|archive-url=https://archive.today/20150607071924/http://info.libraries.vermont.gov/LIBRARIES/TSU/Lesson1Authority.htm|archive-date=7. 6. 2015-06-07|url-status=dead|access-date=2015-05-22. 5. 2015}}</ref> <ref name="ALT-for-dead-link-footnote">{{Cite web|url=http://libraries.vermont.gov/tsu/authorities1|title=Why Does a Library Catalog Need Authority Control and What Is it?|last=Implementing Authority Control Workshop.|year=2016|publisher=Vermont Department of Libraries|archive-url=https://web.archive.org/web/20161118190310/http://libraries.vermont.gov/tsu/authorities1|archive-date=18. November11. 2016|access-date=18. November11. 2016}} </ref> korištenjem jednog, različitog pisanja imena (naslova) ili numeričkog identifikatora za svaku temu. Riječ ''autoritet'' u ''kontroli autoriteta'' proizlazi iz ideje da su imena ljudi, mjesta, stvari i pojmovi ''ovlašteni,'' tj. uspostavljeni u jednom posebnom obliku.<ref name="tws2G113">{{Cite web|url=http://www.etymonline.com/index.php?allowed_in_frame=0&search=auctor&searchmode=none|title=auctor<!-- not a misspelling-->|year=2013|website=Online Etymology Dictionary|publisher=Douglas Harper|access-date=2013-07-19. 7. 2013|quote='''author ([[noun|n]])''' ''—'' {{circa}} 1300, ''autor'' "father," from [[Old French|O.Fr.]] ''auctor, acteor'' "author, originator, creator, instigator (12c., [[Modern French|Mod.Fr.]] ''auteur''), from [[Latin|L.]] ''auctorem'' ([[Nominative case|nom.]] ''auctor'') ''... –''<br>'''authority (n.)''' ''—'' early 13c., ''autorite'' "book or quotation that settles an argument," from <abbr title="Old French">O.Fr.</abbr> ''auctorité'' "authority, prestige, right, permission, dignity, gravity; the Scriptures" (<abbr title="12th century">12c.</abbr>; <abbr title="Modern French">Mod.Fr.</abbr> ''autorité''), ''...''}} '''Note:''' root words for both ''author'' and ''authority'' are words such as ''auctor'' or ''autor'' and ''autorite'' from the 13th century.</ref> <ref name="tws2G115">{{Cite news|url=http://www.merriam-webster.com/dictionary/authority?show=0&t=1354895338|title=authority|last=Merriam-Webster Dictionary.|date=2012|access-date=7. December12. 2012|quote=See "Origin of authority" – Middle English auctorite, from Anglo-French auctorité, from Latin auctoritat-, auctoritas opinion, decision, power, from auctor First Known Use: 13th century...}}</ref> Ovi jedinstveni naslovi ili identifikatori se konzistentno primjenjuju u katalozima koji koriste odgovarajući ovlašteni fajl,<ref name="tws2NovY333">{{Cite web|url=http://lib.nmsu.edu/depts/techsvs/authoritycontrol.shtml|title=Authority Control at the NMSU Library|year=2007|publisher=New Mexico State University|location=United States|archive-url=https://web.archive.org/web/20100604000413/http://lib.nmsu.edu/depts/techsvs/authoritycontrol.shtml|archive-date=4. June6. 2010|url-status=dead|access-date=25. November11. 2012}}</ref> i primjenjuju se na druge metode organiziranja podataka kao što su [[Povezanost (lingvistika)|veze]] i [[Unakrsna referenca|unakrsne reference]].<ref name="tws2NovY333" /> Svaki kontrolisani unos je opisan u autoritetnom ''zapisu'' u smislu njegovog obima i upotrebe, a ova organizacija pomaže bibliotečkom osoblju da održava katalog i učini ga lakim za korišćenje za istraživače. <ref name="tws2NovY312">{{Cite news|url=http://www.tnla.org/displaycommon.cfm?an=1&subarticlenbr=44|title=Got authorities? Why authority control is good for your library|last=Wells|first=K.|date=n.d.|access-date=23. January1. 2020|publisher=Tennessee Libraries|archive-date=13. January1. 2013|archive-url=https://web.archive.org/web/20130113095549/http://www.tnla.org/displaycommon.cfm?an=1&subarticlenbr=44}}</ref>
[[Cataloger|Katalogizatori]] dodeljuju svakom predmetu – kao što je autor, tema, serija ili korporacija – određeni jedinstveni identifikator ili naziv naslova koji se zatim koristi dosljedno, jedinstveno i nedvosmisleno za sve reference na isti predmet, čime se uklanjaju varijacije iz različitih pravopisa, [[transliteracija]], ili [[Pseudonim|pseudonimipseudonim]]i. <ref name="tws2NovYfuf">{{Cite news|url=http://www.nla.gov.au/policy-and-planning/authority-control|title=Collection description policy|last=National Library of Australia.|date=n.d.|access-date=23. January1. 2020|quote=The primary purpose of authority control is to assist the catalogue user in locating items of interest.|archive-date=13. 1. 2013|archive-url=https://web.archive.org/web/20130113135458/http://www.nla.gov.au/policy-and-planning/authority-control|url-status=dead}}</ref> Jedinstveno zaglavlje može voditi korisnike do svih relevantnih informacija uključujući srodne ili [[Kolokacija|povezane]] teme.<ref name="tws2NovYfuf" /> Ovlašteni zapisi se mogu kombinovati u bazu podataka i nazvati '''autoritetna datoteka''', a održavanje i ažuriranje ovih datoteka kao i "logičke veze" <ref name="tws2NovY877">{{Cite news|url=http://www.authoritycontrol.com/book/export/html/4|title=Authority Control at LTI|date=2012|publisher=LTI|archive-url=https://web.archive.org/web/20131215130251/http://www.authoritycontrol.com/book/export/html/4|archive-date=2013-12-15. 12. 2013}}</ref> sa drugim datotekama unutar njih je posao bibliotekara i drugih katalogizatora informacija. Shodno tome, kontrola autoriteta je primjer [[Kontrolisani vokabular|kontrolisanog rječnika]] i [[Bibliografska kontrola|bibliografske kontrole]].
[[Datoteka:Diana,_Princess_of_Wales_1997_(2).jpg|desno|mini| [[Diana Spencer|Princeza Diana]] je opisana u jednom nadležnom dosijeu kao "Windsor, Diana, princeza od Velsa" što je službeni naslov.]]
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