G.
Marchionini, UNC-CH
Digital Library IR Challenges
•Across
collections
–Object
granularities (image, collection, finding aid, etc.)?
–‘Sub’
controlled vocabularies? (or metadata)
–Multimedia
features?
–Interoperation
of metadata?
•Diverse user
communities (known and unexpected)
•Links outside
the DL (branding, familiarity)