1. Millman—Nov 04—1 An Update on Digital Libraries David Millman Director of Research & Development Academic Information Systems Columbia University dsm@columbia.edu

2. Millman—Nov 04—2 Today’s Agenda Historical examples An architectural way of looking at the territory Current examples at my institution

3. Millman—Nov 04—3 Dig Lib History—1 non-networked: CD’s, videodisk (’80s) networked –ftp, simtel-20 “archive” –campus-wide information systems NSF DLI “1” awards (1994) –monolithic systems –comprehensive systems –document processing –architectures –formats (video, GIS, SGML text) Industry initiatives (mid ’90s) –web site as public presence –unmediated technical libraries –search engines

4. Millman—Nov 04—4 Dig Lib History—2 Digital Library Federation (1995) – initially “a dozen” research libraries – provide leadership NSF DLI “2” awards (1999) – many smaller projects – independent technology & content Libraries common practices –metadata focus –separation of objects from processes Industry and higher-ed common practices –workflow / CMS –learning management systems –institutional repositories –archives

5. Millman—Nov 04—5 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

6. Millman—Nov 04—6 Some Applications Learning Management System Institutional Repository Image Databank

7. Millman—Nov 04—7 Applications in context Learning Management System Institutional Repository Image Databank index access control identifiers storage stg

8. Millman—Nov 04—8 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

9. Millman—Nov 04—9 Storage Activities scalable ways of preserving bits format registries and migration tools “archival” metadata packaging policy and process

10. Millman—Nov 04—10 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

11. Millman—Nov 04—11 Identifiers persistent identifier technologies services –appropriate copy issues –versions / editions –assignment authority

12. Millman—Nov 04—12 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

13. Millman—Nov 04—13 Access Mgmt Activity rights expression languages secure assertion languages applications / protocols policy

14. Millman—Nov 04—14 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

15. Millman—Nov 04—15 Higher level services discovery –retrieval –registries metadata –standards –interchange / processing –structural

16. Millman—Nov 04—16 Architecture Layers Interface Index / Services Access Management Identifier Management Storage

17. Millman—Nov 04—17 Interface Activity application categories delivery platforms

18. Millman—Nov 04—18 Local Examples Electronic Publishing Initiative at Columbia (EPIC) –collaboration among libraries / technology / university press –experiments in workflow, sustainability, infrastructure Columbia Center for New Media Teaching and Learning (CCNMTL) –innovation in networked learning –strong teaching faculty engagement Department of Computer Science –integrated retrieval strategies –media formats Libraries Digital Program –collections –discovery tools

19. Millman—Nov 04—19 More questions?