1. Archival Stewardship of Email using ePADD Glynn Edwards Stanford University Libraries March 2, 2016

3. ePADD – conceptual timeline 2010 AIMS Project MUSE software used on Creeley email archive (2010-2011) 2012 ePADD Project Treat grant – online Discovery platform (2012) Treat grant 2 – UI development (2015) NHPRC grant – 2 year development (2013-15) ePADD Release 1.0 (2015) 2015 ePADD Phase 2 Treat grant 3 – Enhanced NER development IMLS grant – continued development (2015-2018)

4. ePADD [main features] Release 1.0 ​ - July 1, 2015 ■ ​ Intellectual Content Appraisal ​​ ■Lexicons ​ (editable) ​ ■Regular expression searching ​ ■Query Generator ​​ ■Attachment Browsing ​ –Image ​ –Text ​ ■Entity Resolution ​ Release 1.01 – Oct. 2015 new features ■Ability to search messages by date. ■Ability to sort results by relevance or date (ascending/descending). ■Sentiment lexicon added to list of default lexicons. ■Ability to import a CSV file of email addresses to match against those included in the email archive

9. Regular Expression Search

10. Regular Expression Search - results

11. ePADD Lexicon Searches ■Multiple queries at a time ■Stemming search ■Search terms saved for future use ■Example: Sentiments

13. Sensitive Lexicon Search – graph view

14. Query Generator Basic Search ■Users enter search terms ePADD Query Generator ■System generate search terms from text provided

18. ePADD Disambiguation ■External resolution –ePADD resolves entities to the FAST for person names, and Freebase for location and organizations. ■Internal resolution –ePADD generates a list of internal “authority” records consisting of all recognized entities and multi-word address book names –When the user hovers over such names or acronyms in an email, possible resolutions to internal authority records are shown in decreasing order of confidence.

21. ePADD 2 [project site] https://library.stanford.e du/projects/epadd

22. ePADD 2 [GitHub] issue for release 2.0 (June 2016) https://github.com/ ePADD/epadd/issu es

23. ePADD 2 [roadmap] ■Preservation ■Cross-collection searching ■Linked open data (LOD) ■Social network and other visualizations ■Annotation management