From LookBackMaps

to

Linked Open Data

in

Libraries, Archives & Museums

Ignite talk for “Visualizing Environmental Change in the Bay Area: Past, Present, and Future”

Bill Lane Center for the American WestStanford UniversityMay 20, 2011

Jon Voss, Founder of LookBackMapsjon@lookbackmaps.net

@jonvoss

History & Mashup Culturehttp://mashupbreakdown.com/

2007

2008

2010

2011

silo canister by alandberning

2009 Open Archives Metadata Mapping Project

msulibraries lookbackmaps

msulibraries internetarchive

msulibraries librarycongress

lookbackmaps internetarchive

internetarchive librarycongress

http://www.flickr.com/photos/thomasjwoods-com/2264301251

From Tables to Graphs

photos by PhOtOnQuAnTiQuE, TED

LinkedOpenData

2009

Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/

Civil War Data 150 http://civilwardata150.net

creating links across disparate datasetsbased on domain-specific identifiers

like battles, regiments, etc.

Step 1. Data

• metadata vs. assets: key distinction

• share raw data in non-proprietary formats, like CSV

• don’t try to come up with a use, you may have no idea how people will use your data

Step 2. Open Data

• http://creativecommons.org/licenses/

• http://www.opendatacommons.org/licenses/

CC-BY

CC-BY-SA

CC-BY-ND

CC-BY-NC

CC-BY-NC-ND

CC-BY-NC-SA

Open Data Published Data

CC0

Public Domain Mark

Public Domain Dedication and License (PDDL)

Attribution License (ODC-By)

Open Database License (ODC-ODbL)

Step 3. Linked Open Data

• define data in consistant, predictable ways so machines can understand

• use URLs so people can link to your data

• link to other URLs, to grow the web of data

LODLAM is a product of our increasingly connected culture.

• it’s an unfolding story, but it’s awn...

• first funded projects in the US exploring Linked Open Data in the humanities now underway: http://lod-lam.net

• 100 people from over 85 institutions gathering from around the world June 2-3 to forward LODLAM in the next year, thanks to generous funding from:

Imagine linking across data in the sciences and humanities to

explorediscoverconnect

mashup

But what does this have to do with us?

Rolling Mill Point, Potrero. Bancroft Library

SF 1853, David Rumsey Maps

Xerces Blue, extinct Bay AreaButterfly, structured data

on Wikipedia Thanks @westcenter!