One Body, Many Heads: Preservation and Access From Project Hydra

Presented by Stefan ElnabliMoving Image And Sound Preservation Specialist

Northwestern University Library

AMIA - Savannah - 9 October 2014

Digital Collections Department

• Customized strategies and platforms to digitize and make collections accessible

• Serves faculty, students, and special libraries units– Special Collections, University Archives, Music Library,

Africana Library, Transportation Library

• Streaming media since 2001• Currently well above 50,000 media assets

digital.library.northwestern.edu

The Digital Repository

• Since 2006, developing services and collections in a Fedora Commons digital object repository

• Expanded to include services for audiovisual assets to build collections for access

• Legacy AV reformatting a necessity, repository must support its preservation and access

Functional Components and Architecture

Built on a Set of Core Technologies

And more…

Repository

Joined Project Hydra as a

partner in 2011

Digital Image Library (DIL)

Hydramata (formerly Shared IR)

Five-institution project to develop a next-generation institutional repository solution in Hydra

“Legacy” Audiovisual Formats

Image: http://www.bodleian.ox.ac.uk/__data/assets/image/0020/99101/DSCN5152-compressed.JPG

Media Collections

• Marjorie I. Mitchell Multimedia Center• Circulating video collection• VHS, Laserdisc, DVD

• Music Library• Circulating audio collection• Cassette, CD, LP, DAT

• Special Libraries Division• Archival media collection (legacy formats)• 35mm, 16mm, 8mm, cassette based

video and audio, optical media, open reel video and audio

2,425 16MM REELSACETATESOUNDSILENTCOLORB&W

WILDCATS FOOTBALL

BEFORE

AFTER

But How Can We Provide…

• An access service on top of the repository• Integration with the identity management system• Granular access control• Rich metadata capability• Multi-platform streaming• Integration with the learning management system• Support for non-library units to self manage content

Solution

Avalon, the Product

Go to: media.northwestern.edu

Faceted Browsing

Manage Collections

Assign Staff Roles and Special Access

Customized Roles

File Upload Methods

Batch Uploading for Large Collections

Manage Structure of Multi Part Resources

Collection: default access control-RAssign Special Access

Users Access Resources and Metadata

Migration

• New content generated served through Avalon• Old content being served must be migrated

– Transcoding– Descriptive metadata creation– Collection level organization– Structural organization– Permissions

• Old systems will run in conjunction until scalability is addressed and content is fully migrated

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