Are you preparing to migrate out of a legacy system?  Do you have questions 
about metadata remediation, repurposing, or enhancement?  Of course, you do and 
we are here to help.  During ALA Annual in Chicago, The ALCTS Metadata Interest 
Group will be sponsoring Metadata Migrations: Managing Methods and Mayhem on 
Sunday June 25th from 3-4 pm in Room W185bc.  During this time, come hear 
experiences from the front lines with presentations from Maggie 
Dickson-Metadata Architect from Duke University Libraries; and Gretchen 
Gueguen-Data Services Coordinator from DPLA.  Looking forward in seeing you all 
in Chicago.  Do not forget to add this event to your ALA Conference 
Scheduler<https://www.eventscribe.com/2017/ALA-Annual/fsPopup.asp?Mode=presInfo&PresentationID=257908>.

Maggie Dickson

Metadata Architect

Duke University Libraries


Title: Looking Back, Moving Forward: Remediating 20+ Years of Digital 
Collections Metadata


Abstract: In 2015, DUL began the process of migrating its digital collections 
to the Duke Digital Repository, a Fedora/Hydra/Blacklight-based platform. In 
preparation for this migration, we undertook a large-scale analysis and 
remediation of metadata describing approximately 112,000 items, created over 
the course of twenty years, by many different people, and using many different 
schemas and standards (or not). We formed a task group to make decisions, 
identify and engage stakeholders, and guide the workflow. This involved 
reviewing existing properties and values and evaluating the adoption of 
standards and vocabularies, with an eye toward linked open data and sharing our 
resources with the DPLA and beyond. The remediation itself (which at the time 
of this proposal is ongoing) is being completed using OpenRefine, scripting, 
and many good old spreadsheets. This presentation will describe the process, 
its challenges and successes, and future directions.


Gretchen Gueguen

Data Services Coordinator

Digital Public Library of America


Title: The Never-Ending Migration


Abstract: What if all you did was migrate metadata from one system to another? 
In a sense, that is what metadata mapping at DPLA is like. The first 2.5 
million records were harvested and mapped in 2013 from 500 initial partners. 
Since then DPLA's collection has grown to nearly 15 million records from more 
than 2000 contributing institutions. Since the project relies on metadata 
harvesting and synchronization, metadata is continually being harvested and 
mapped. This presentation will explore the tools and techniques that DPLA uses 
to analyze and map metadata from a variety of standard and bespoke metadata 
formats into a normalized application profile. Recently DPLA has been 
developing a new open source tool that can be used by anyone to harvest and map 
and analyze metadata from common data sources such as OAI feeds. Work on the 
creation of these tools as well as data quality efforts at DPLA will be 
reviewed.




[cid:[email protected]]
Darnelle O. Melvin
Metadata Transformation Librarian
Visiting Assistant Professor

Program Co-Chair, ALCTS Metadata Interest Group
The Ohio State University Libraries
320H 18th Avenue Library, 175 West 18th Avenue, Columbus, OH 43210

614-247-4689 Office
[email protected]<mailto:[email protected]> 
library.osu.edu<http://library.osu.edu/>

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