1. What users want & how FRBR can help Diane Vizine-Goetz Research Scientist OCLC Research

2. Presentation history A version of this presentation was given at: A Symposium for Publishers and Librarians 18-19 March 2009 OCLC Conference Center Dublin, Ohio (USA) Dewey Breakfast/Update 24 January 2009 ALA Midwinter Meeting, Denver, CO (USA) ALCTS Cataloging & Classification Section Forum 23 January 2009 ALA Midwinter Meeting, Denver, CO (USA)

3. FRBR in Five FRBR = Functional Requirements for Bibliographic Records Developed by cataloging experts working under the auspices of IFLA (International Federation of Library Associations and Institutions) FRBR is from a document issued by IFLA: Functional requirements for bibliographic records : final report (1998) FRBR is a conceptual model not a standard FRBR systematically models the bibliographic universe

4. FRBR defines 3 groups of entities Group 1: products of intellectual or artistic endeavor that are named of described in bibliographic records work, expression, manifestation, item Group 2: entities responsible for the intellectual or artistic content, the physical production and dissemination, or the custodianship of such products person, corporate body Group 3: entities that serve as the subjects of intellectual or artistic endeavor concept, object, event, place

5. Group 1 - Bibliographic Entities Work A distinct intellectual or artistic creation Expression The intellectual or artistic realization of a work Manifestation The physical embodiment of an expression of a work Item A single example of a manifestation

6. FRBR Entity Levels (Group 1) Manifestation Expression Work The novel Original Text Translation Critical Edition PaperPDFHTML Based on a graphic in Tillett, Barbara "AACR2's Strategic Plan and IFLA Work towards an International Cataloguing Code“ (2002)

7. FRBR Entity Levels Revisited Item Manifestation Expression Work The novelOriginal TextTranslation Critical Edition Paper Copy 1 Autographed Copy 2PDFHTML The movie Original Version Based on a graphic in Tillett, Barbara "AACR2's Strategic Plan and IFLA Work towards an International Cataloguing Code“ (2002)

8. OCLC FRBR Work-set Algorithm Provides a FRBR-based view of the data 1.Records clustered into works using author and title fields from bibliographic and authority records 2. Author names and titles normalized to construct a work key 3. All records with the same key are grouped together in a work set or cluster

9. WorldCat Statistics (January 2009) RecordsWork sets Single record sets 82,015,829 65% 82,015,829 86% Multi-record sets 43,603,418 35% 13,623,461 14% Total 125,619,247 100% 95,639,290 100% 3.2 records/work set for multi-record sets

10. Karen Calhoun & Janet Hawk, “Online catalogs: What users and librarians want A review of market research data” DISCOVERY Recommended enhancements to WorldCat

11. FRBR Work Set Count Cover Art2,365,961 Summary/Abstract6,278,014 Table of Contents4,714,103 Total works sets12,169,454 Single record sets9,535,415 Multi-record sets2,634,039 4.87 records/work set for multi-record sets

12. Manifestation Expression Work The novel Original Text SummaryTranslation Critical Edition Cover Art Subject Terms Share data elements across a FRBR Work Set

13. Work pages beta Provides a rich context from cataloging data

21. Project team JD Shipengrover Roger Thompson Diane Vizine-Goetz Harry Wagner Abstracts Authority Data Form / Genre Terms FRBR Clusters Holdings Data Class Numbers Subject Headings Summaries Tables of Contents