ELAG Multilingual access to subjects the MACS prototype Genevieve Clavel & MACS Partners

ELAG Partners Aims and milestones Basic principles Search interface Link Management Future developments

ELAG Library of Congress Subject Heading Répertoire d’Autorité-Matière Encyclopédique et Alphabétique Unifié Schlagwortnormdatei / Regeln für den Schlagwortkatalog Partners Die Deutsche Bibliothek SWD/RSWK Deutsch Die Deutsche Bibliothek SWD/RSWK Deutsch The British Library LCSH English The British Library LCSH English Bibliothèque nationale de France RAMEAU Français Bibliothèque nationale de France RAMEAU Français Swiss National Library project leader SWD/RSWK Deutsch Swiss National Library project leader SWD/RSWK Deutsch 3 SHLs On behalf of CENL

ELAG Aims and milestones MACS aims to provide multilingual subject access to library catalogues MACS aims to provide multilingual subject access to library catalogues Prototype (2000/01) Independent Web appl. Management of links Searching using Z39.50 Prototype (2000/01) Independent Web appl. Management of links Searching using Z39.50 Feasibility study (1997/99) Partners ’ SHLs & indexing Cooperation principles Mapping method & results Feasibility study (1997/99) Partners ’ SHLs & indexing Cooperation principles Mapping method & results thanks to the equivalence links established between the 3 SH Languages used thanks to the equivalence links established between the 3 SH Languages used MACS

ELAG Basic principles Equality of languages and SHLs (no pivot) with autonomy of each SHL (only local, MACS is an external link database) Establishment of equivalences (no translation) between the SHLs involved (no new thesaurus) Equivalence links conceived as concept clusters MACS = mappings and numeric identifiers Consistency of results (goal = users retrieval) Extensible to other SHLs

ELAG MACS Prototype developed by Index Data aps (Denmark) and Tilburg University/ Infolab (Netherlands) Public access to the prototype at:

ELAG Simultaneous subject search for users in the language of their choice in preferred target catalogues

ELAG With Search interface using the Z39.50 protocol using equivalence links between subject headings

ELAG Die Deutsche Bibliothek: 34 hits. 1. Graue Stars : 15 Jahre Theater der Erfahrungen / Eva Bittner ; Johanna Kaiser 2. Seniorentheater : Einstieg in die Praxis / Karl Voss 3. Laienspiel und Massenchor : e. Arbeitertheater d. Kultursozialisten in d. Weimarer Republik / Uwe Hornauer …/... Bibliothèque nationale de France: 20 hits. 1. Les Compagnons de Notre-Dame ou 50 ans de théâtre amateur; Louis-Philippe Poisson; 2. L'Animation par le théâtre au Maroc; Ikken AÈissa; Putting on a play; by Michael Legat; 3. Putting on a play; by Michael Legat; …/...

ELAG Your search results in the libraries... Home | Browse translations Swiss National Library : One hit. 1. Schattenspiel / Kind / Krankenhaus / Erlebnisbericht Théâtre d'ombres : jeu et animation pour toute circonstance / Véréna Clausen - Genève, 1998

ELAG

ELAG Links established and maintained in the Link management interface, with mechanism for managing partial or complex links Search by SHL Click to view and edit

ELAG MACS Links: organizational model Federative management: each SHL is autonomous, partly responsible in link-establishment, but with a full capacity of proposal, and right to check and make annotations to other SHLs BnF R AMEAU Annotations BL LCSH DDB + SNL SWD

ELAG SWD AIDS RAMEAU or frBN Sida

ELAG LCSH or sh AIDS (Disease)

ELAG Organisational principles Partners share equal responsibility for link authorisation: no central editor Each partner is responsible for validating links proposed to their own SHL Partners may make proposals concerning any other parts of the link (but must be confirmed by the responsible partner) All partners may comment links (annotations)

ELAG GDE00387cxm frBN $a afrey0103 ba 106$a $bRAMEAU$c2 250$7ba$9 12 y$aThéâtre de rue 550$3frBN X$5g $7ba$9 14 y$aSpectacles de rue 686$2CDD sommaire : $a $aFR$bBN$c $8eng$aStreet theater$vLCSH, MACS Links: automated loading procedure LCSHRAMEAU SWD Class. Street theaterThéâtre de rue [ ] 790 View Link frBN MACS Re-use of RAMEAU work Addition of a subject field number

ELAG MACS Links: subject domain approach existing bilingual RAMEAU/LCSH split into domains Homogeneous groups of headings by subject will allow partners an effective distribution of work amongst themselves and across the national subject- heading networks etc. MathematicsPsychology Downloading by subject fields

ELAG and beyond : a live cooperative system Then... access to local authority files to improve searching and to provide daily updating Street theaterStrassentheaterThéâtre de rue MACSMACS MACSMACS ? New partner New language New SHL Access to catalogues via Z39.50

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