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LODLAM. Current Trends, Tools & Techniques, and the Role of Vendors. Presented at ELUNA 2014 by Corey A Harper 201 4 - 05 -0 1. The Web Becomes Semantic. Originally: Metadata about “Web” things (documents) Eventually: Metadata about all sorts of things
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LODLAM Current Trends, Tools & Techniques, and the Role of Vendors Presented at ELUNA 2014by Corey A Harper2014-05-01
The Web Becomes Semantic • Originally: • Metadata about “Web” things (documents) • Eventually: • Metadata about all sorts of things • And about relationshipsbetween things • TBL’s original vision (Weaving the Web – 1999) • Then: Focus on Machine Reasoning • Scientific American Article • Now: Focus on things & links • Reasoning & Inferencing less central
Linked Open Data • Use URIs as names for things • Use HTTP URIs so that people can look up those names. • When someone looks up a URI, provide useful information. • Include links to other URIs, so that they can discover more things. http://www.w3.org/DesignIssues/LinkedData.html
Publish Publish Publish! http://www.ted.com/talks/tim_berners_lee_on_the_next_web.html
W3C Library Linked Data Incubator Group Recommendation 4.3.1: Design and test user services based on Linked Data capabilities “Experimental services using library Linked Data should be undertaken in order to explore potential use cases and inform the direction of larger development efforts.”
Linking Lives “utilising external datasets in order to bring archives together with other data sources” “there is still a need to make a convincing argument that Linked Data really will provide concrete benefits to the end user.” http://archiveshub.ac.uk/blog/?p=2699
Publish Publish Publish Publish... “Don't “just” publish data, try to think about actual uses, for end users” - Emmanuelle Bermes
RelFinder • http://www.visualdataweb.org/relfinder.php
Linked Jazz http://linkedjazz.org/network/
Social Networks of Archival Context Image From: http://inkdroid.org/journal/2010/08/12/archival-context-on-the-web/
DM2E http://dm2e.eu/
Pundit Image from: http://summit2013.lodlam.net/2013/04/03/pundit/
Annotations • The Pundit (thepund.it) • Hypothesis: Peer Review for the Web (hypthos.is) • Open Annotation Collaboration • Distributed bibliographic control environment • Focus on identification over description “In short, by treating values as non-literal resources and assigning URIs to them we give ourselves (and others) the hooks on which to hang further descriptions.” - Andy Powell
Context Narrative Story telling The Library's story, and the Archives story, but also…
Users’ stories Scholars' stories Adding context through recombinant metadata
Scholars & Users Stories – Tim Sherratt (@wragge) Also: http://discontents.com.au/a-map-and-some-pins-open-data-and-unlimited-horizons/
Scholar's Stories - LAWDI • Linked Ancient World Metadata Institute (now Initiative) • Archaeologists, Numismatists, Classicists • Quasi- Digital Humanities • Doing their own Linked Data • Pleiades: Ancient Place Names data • Excited about Libraries helping • VIAF, id.loc, FAST, OCLC #’s etc…
LAWDI http://opencontext.org/
Pleiades • http://pleiades.stoa.org/places http://pleiades.stoa.org/places
Library Authority Data “Include links to other URIs. so that they can discover more things.” Short of providing and linking to URIs, this *is* authority data. This is what our authority files are for.
Linked data is about contextauthoritiesprovide contextand yet our controlled vocabs are nearly gonebecause the interfaces to them were broken
The Death of Browse • Next-Gen Discovery Systems don't make use of Authority Control • “Browse” was/is broken as a UI Design • Rich data in Authorities, disconnected from narrative, context, search • Richer “Authority” type data outside libraries...
Tools - Natural Language Processing • DBPediaSpotlighthttps://github.com/dbpedia-spotlight/dbpedia-spotlight/wiki • Zemanta: http://www.zemanta.com/?wpst=1 • Open Calais: http://www.opencalais.com/ • Open Refine: http://openrefine.org/ • DataTXT: https://dandelion.eu/products/datatxt/ • FuzzyWuzzy: https://github.com/seatgeek/fuzzywuzzy
Where does this lead? We need new interfaces new tools for new kind of catalogers for knowledge organization experts
Belgians! http://freeyourmetadata.org/
A bit louder... we need new interfaces we need enterprise tools Integrated into our metadata management systems for new kind of catalogers for knowledge organization experts
ELUNA / IGeLU LOD SIWG Manifesto: http://igelu.org/special-interests/lod/manifesto Objectives: • Essential linked open data features in all Ex Libris products where appropriate Means: • Collect use cases, scenarios from customers • Discuss and collaborate with Ex Libris Meetings: All afternoon today!
Collect and Present Use Cases • Building on Manifesto and on Vision, Use Case & Requirements Document • Template based on W3C LLD XG • Background, Current Practice, Scenario, Goal, Audience, Limitations, Etc. • Listserv Discussion • Monthly(-ish) WebEx hosted by Ex Libris
Slides from Gilad Gal – IgeLU 2013 - Ex Libris Ltd., 2013 - Confidential Ex Libris Ltd., 2013 - Confidential
Reference Material Ex Libris Ltd., 2013 - Confidential