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RU tgers CO mmunity RE pository (RUcore). A FEDORA-based Institutional Repository To Support Multidisciplinary Collections. IASSIST 2006 May 23 - 26 Ann Arbor, MI Ronald C. Jantz Rutgers University Libraries. http://rucore.libraries.rutgers.edu. RUcore Objectives.
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RUtgers COmmunity REpository (RUcore) A FEDORA-based Institutional Repository To Support Multidisciplinary Collections IASSIST 2006 May 23 - 26 Ann Arbor, MI Ronald C. Jantz Rutgers University Libraries May 23 - 26, 2006
RUcore Objectives • To provide seamless, perpetual access to digital collections -- our resources and the resources of others. • To develop a flexible framework of “core” capabilities providing the enabling infrastructure, interoperability, and sustainability. • To create an information architecture which will support multidisciplinary collections. May 23 - 26, 2006
Institutional Repositories • Institutional Repository • “. . . a set of services that a university offers to the members of its community for the management and dissemination of digital materials created by the institution and its community members.” – Clifford Lynch • Types of Materials Deposited in Repositories* • Theses/Dissertations • Pre-prints/post-prints • Digital images • Assets from Special Collections • Technical reports/working papers • Data sets * Lynch, C & Lippincott, J. (2005). Institutional repository deployment in the United States as of early 2005, D-Lib Magazine, 11, (9), available at: http://www.dlib.org/dlib/september05/lynch/09lynch.html May 23 - 26, 2006
Workflow Management System XML RUcore - How it Works User Input RUCORE Portal Metadata and Archival masters NJ Digital Highway E-Journals Dissertations User, Collection, & Preservation Services Fedora Repository Service Digital Object Repository (Fedora) Digital Object Ingest
Information Architecture – The Collection, the Digital Object, and Metadata • In its most general sense, a digital collection is simply a grouping of objects according to some criteria. • Types of digital collections in Rucore • Explicit – A digital collection whose object membership is specified explicitly within the descriptive metadata. • Dynamic – A digital collection of objects which are grouped according to user specified criteria. May 23 - 26, 2006
Grant Project (NJDH) New Jersey Historical Society N2 N1 N3 O1 M1 B1 P2 P1 O1 O2 Roosevelt The Collection Architecture RUCORE Rutgers University Libraries Rutgers University Eagleton Archive E-journals General Collections Special Collections Solid line – explicit membership Dashed line – dynamic membership
The Digital Object • The digital object is the basic unit of management, encapsulating all essential information about the “document” to be disseminated and preserved, including: • Descriptive metadata (based on MODS*), administrative and event-based migration metadata • Byte streams in both presentation and archival formats (non-proprietary, infrastructure independent forms) • Persistent IDs and digital signatures • Software for dynamic behavior * Metadata Object Description Schema May 23 - 26, 2006
Book Object Persistent ID Special Behaviors Metadata Data streams SMAP1 – StrMap (TOC) DJVU1- presentation PDF1 - presentation Administrative XML1 – OCR text ARCH1- Archival master (tiffs of each page) Digital Object Architecture - Examples Opinion Poll Persistent ID Descriptive Special Behaviors Technical Metadata Source Rights Data streams Digital Prov. SMAP1 – StrMap SPSS1- presentation PDF1 – questionnaire ARCH1- Archival master May 23 - 26, 2006
Data in a Multidisciplinary Repository • Data Characteristics: • Born-digital, no corresponding physical artifact • Specialized metadata standards – DDI, FGDC, etc. • Large – gigabytes ranging to terabytes • Life cycle changes – versions, editions, re-purposing, etc. • Many contributors, spread over wide-area network • Users from many different disciplines May 23 - 26, 2006
Workflow Management System XML A Domain Specific Collection within an IR(An Approach for DDI) RUcore Portal (MODS) DDI-based User Input <var name> <catgry> DDI Portal FGDC Portal <catValu> <txt> Collection & Preservation Services Fedora Repository Service Metadata Templates Managed Preserved Digital Object Ingest Fedora Repository
Continuing Directions(for Rutgers University Libraries) • Multidisciplinary Collections • Provide faculty repository services (focus on data) • Mapping to different metadata standards • Institutional Repository • Support Fedora Preservation Services Working Group • Develop a trusted repository – seek certification • Develop partnerships – sharing data and software May 23 - 26, 2006
RUcore Open Source Software AREA Software/Tool/Technology • Portal & user interface PHP/MySql (by RUL) • Journal & Dissertations Open Journal System (PKP) • Search Engine (full text) Amberfish (Etymon Systems) • Workflow Management PHP/MySql (by RUL) • Management Services PHP/MySql (by RUL) • Handles/persistent IDs CNRI Handle server • Digital library framework Fedora • OS/Webserver Unix-Linux/Apache May 23 - 26, 2006
A Trusted Repository • is one “. . .that establishes methodologies for system evaluation that meet community expectations of trustworthiness”* • Capabilities for a Trusted Repository (from Fedora Working Group) • Signature/Checksum creation and validation • Object format validation • Content model validation • Audit trails and versioning • Event logging and alerting for preservation services • Enable Repository static/active states • History service of major repository events • *RLG (2001). Attributes of a Trusted Digital Repository: Meeting the Needs of Research Resources. Mountain View, CA. May 23 - 26, 2006
Handout – URLs(IASSIST 2006) Rutgers University Libraries • Rutgers University Community Repository at http://rucore.libraries.rutgers.edu • The New Jersey Digital Highway (funded by IMLS) at http://www.njdigitalhighway.org • The Eagleton Poll Archive at http://www.scc.rutgers.edu/eagleton/ • RUL published e-journals • “Pragmatic Case Studies in Psychotherapy” at http://pcsp.libraries.rutgers.edu • “Electronic Journal of Boundary Elemetns” at http://ejbe.libraries.rutgers.edu • “Journal of Rutgers University Libraries” at http://jrul.libraries.rutgers.edu Fedora • Fedora - developed by the University of Virginia and Cornell (grant funded by Mellon) at http://www.fedora.info • The Annual Fedora Users’ Conference (June 19-20) at http://www.lib.virginia.edu/digital/fedoraconf/ May 23 - 26, 2006 R. Jantz – IASSIST 2006