a resource list management tool based on linked open data principles
Post on 18-Oct-2014
3.382 views
DESCRIPTION
This is the paper I presented at the eswc2009 In-Use Track. It describes a system that allows users to create linked open data describing course resource lists using a drag and drop user interface metaphor. The paper explores and critiques the technical approach used to build the system.TRANSCRIPT
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shared innovation™
A Resource List Management Tool based on Linked Open Data Principles
Chris Clarke, Talis Group [email protected]
ESWC2009 In-Use Track
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shared innovation™
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shared innovation™
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shared innovation™
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shared innovation™
what are the LOD principals?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.
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shared innovation™
http://www.flickr.com/photos/restlessglobetrotter/2981504756/sizes/l/
a user view of linked data?
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
what are resource lists?
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
what are resource lists?
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
what are resource lists?
#Books#Journals#Websites#Articles#AudioVisual
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
what are the requirements?
Where do I go to get these resources?
#Student
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
what are the requirements?
Where do I go to get these resources?
or ?#Studentonline or print?
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
#Teacher
Do students actually find this stuff useful?
Are these the best resources?
I’m busy.
what are the requirements?
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shared innovation™
http://www.bristol.ac.uk/sps/studying/undergraduate/social_policy_handbook.shtml
#Library
Do we have enough copies of the 2nd edition?
Can students find the e-Journal?
what are the requirements?
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shared innovation™
some existing solutions
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shared innovation™
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shared innovation™
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shared innovation™
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shared innovation™
Unit of currency:the hyperlink
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shared innovation™
integration landscape
#LibraryCatalog#Repository
#PublisherPlatform
#CampusBookstore#Amazon #GBS
#ResourceLists
#VLE #LinkResolver
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shared innovation™
the problems...
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shared innovation™
the problems...links break
#students can’t find things
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shared innovation™
the problems...links break
#students can’t find things
multiple silos, poor interoperability
#library can’t ask useful questions
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shared innovation™
the problems...links break
#students can’t find things
multiple silos, poor interoperability
#library can’t ask useful questions
filling in forms is boring
#teachers do something more interesting instead
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shared innovation™
the problems...links break
#students can’t find things
Where do I go to get these resources?
Can students find the e-Journal?
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shared innovation™
#Article
why do links break?
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shared innovation™
#Article
#PublisherPlatform
#availableFrom
why do links break?
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shared innovation™
#Article
#PublisherPlatform #Aggregator1
#availableFrom #availableFrom
#Library
#hasSubscriptionWith
why do links break?
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shared innovation™
#Article
#PublisherPlatform
#Repository
#Aggregator1
#availableFrom #availableFrom
#preprintAvailableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
why do links break?
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shared innovation™
#Article
#PublisherPlatform
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#preprint
AvailableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
why do links break?
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shared innovation™
#Article
#PublisherPlatform
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#preprint
AvailableFrom
#Library#Teacher
#references
which hyperlink??
why do links break?
#hasSubscriptionWith
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shared innovation™
#Article
#Publisher
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#availableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
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shared innovation™
#Article
#Publisher
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#availableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
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shared innovation™
#Article
#Publisher
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#availableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
use URIs as names for things
Use HTTP URIs so that people can look up those names.
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shared innovation™
#Article
#Publisher
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#availableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
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.
![Page 35: A Resource List Management Tool based on Linked Open Data Principles](https://reader033.vdocuments.net/reader033/viewer/2022051012/54425645b1af9f2d0a8b4623/html5/thumbnails/35.jpg)
shared innovation™
#Article
#Publisher
#Repository #Aggregator2
#Aggregator1
#availableFrom #availableFrom
#availableFrom#availableFrom
#Library
#hasSubscriptionWith
#Teacher
#references
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.
![Page 36: A Resource List Management Tool based on Linked Open Data Principles](https://reader033.vdocuments.net/reader033/viewer/2022051012/54425645b1af9f2d0a8b4623/html5/thumbnails/36.jpg)
shared innovation™
bibo:Article
PREFIX bibo: http://vocab.org/resourcelist/schema
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shared innovation™
list:Listlist:Item
bibo:Article
PREFIX list: http://vocab.org/resourcelist/schemaPREFIX bibo: http://vocab.org/resourcelist/schema
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aiiso:Instituion
shared innovation™
aiiso:Courselist:Listlist:Item
bibo:Article
PREFIX aiiso: http://vocab.org/aiiso/schema
PREFIX list: http://vocab.org/resourcelist/schemaPREFIX bibo: http://vocab.org/resourcelist/schema
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shared innovation™
bibo:Article
bibo:Journal
list:List
list:List
list:List
aiiso:Instituion
aiiso:Course
list:Item
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shared innovation™
<http://lists.lib.plymouth.ac.uk/lists/abf203> rdf:type <list:List>
.html .rdf .jsonWhen someone looks up a URI, provide useful information.
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shared innovation™
<http://lists.lib.plymouth.ac.uk/items/...> rdf:type <list:Item>
.html .rdf .jsonWhen someone looks up a URI, provide useful information.
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shared innovation™
#Article Include links to other URIs, so that they can discover more things.
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shared innovation™
#Article Include links to other URIs, so that they can discover more things.
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shared innovation™
#Book Include links to other URIs, so that they can discover more things.
![Page 45: A Resource List Management Tool based on Linked Open Data Principles](https://reader033.vdocuments.net/reader033/viewer/2022051012/54425645b1af9f2d0a8b4623/html5/thumbnails/45.jpg)
shared innovation™
Include links to other URIs, so that they can discover more things.
#Book
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shared innovation™
#AudioVisual Include links to other URIs, so that they can discover more things.
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shared innovation™
the solution
#students have a better chance of locating the resource
store a description of the resource generate appropriate links at runtime
links break
#students can’t find things
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shared innovation™
the problems...multiple silos, poor interoperability
#library can’t ask useful questions
Do we have enough copies of the 2nd edition?
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shared innovation™
How many copies of the 2nd edition do we need?
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shared innovation™
Find core texts referenced on level 2 courses in my institution with class sizes >30 taking place in the 2nd semester...
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shared innovation™
bibo:Article
bibo:Journal
list:List
list:List
list:List
aiiso:Instituion
aiiso:Course
list:Item
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shared innovation™
bibo:Article
bibo:Journal
list:List
list:List
list:List
aiiso:Instituion
aiiso:Course
list:Item
linkable, but not linked data
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shared innovation™
the problems...multiple silos, poor interoperability
#no-one can ask useful questions
Are these the best resources?
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shared innovation™
Find the most popular texts referenced on courses about Physics for Universities in cities with a population >300,000
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
DBPedia
shared innovation™
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shared innovation™
Find the most referenced journal in UK Universities
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
shared innovation™
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
Resource
Lists @
?
Resource
Lists @
?
Resource
Lists @
?
shared innovation™
Image Credit goes here
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
Linked
Periodicals
Resource
Lists @
?
Resource
Lists @
? Resource
Lists @
?
Resource
Lists @
?
Resource
Lists @
?
Resource
Lists @
?
shared innovation™
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
DBPedia
Linked
Periodicals
LOC
Subject
Headings
shared innovation™
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shared innovation™
challenges and problems?
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shared innovation™
challenges and problems?
LOD community has proved concept
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shared innovation™
challenges and problems?
LOD community has proved conceptCreating legally, technically and socially sustainable LOD is hard
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shared innovation™
challenges and problems?
LOD community has proved conceptCreating legally, technically and socially sustainable LOD is hard
Working with data owners from outset can help
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shared innovation™
where do we get the data from?filling in forms is boring
#teachers do something more interesting instead
I’m busy.
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shared innovation™
#Article
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shared innovation™
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shared innovation™
bookmarking the article not a link to a HTML document that might describe the article
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shared innovation™
#Teacher
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shared innovation™
#Teacher #Webpage#bookmarks
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
#confirmsDescriptionOf
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
#confirmsDescriptionOf
challenges and problems?
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
#confirmsDescriptionOf
challenges and problems?
Extracting identifiers - although eRDF, RDFa, DOIs, ISBN/ISSN, URL parsing provide reasonable coverage in this domain
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
#confirmsDescriptionOf
challenges and problems?
Identifying trusted #AuthoritiveSources
Extracting identifiers - although eRDF, RDFa, DOIs, ISBN/ISSN, URL parsing provide reasonable coverage in this domain
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shared innovation™
#Teacher #Webpage#bookmarks
#System#extractsIdentifierFrom
#AuthoritiveSource
#rdfizesDataFrom
#Article
#createsReferenceTo
#confirmsDescriptionOf
challenges and problems?
Identifying trusted #AuthoritiveSources
Extracting identifiers - although eRDF, RDFa, DOIs, ISBN/ISSN, URL parsing provide reasonable coverage in this domain
Need to provide a manual add fallback
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how do we create structure?aiiso:Instituion
aiiso:Courselist:Listlist:Item
bibo:Article
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shared innovation™
how do we create linked data?
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shared innovation™
A domain-centric solution using RDFa
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shared innovation™
A domain-centric solution using RDFa
Use your favorite Javascript library
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shared innovation™
A domain-centric solution using RDFa
Use your favorite Javascript library
Drag + drop interface = HTML DOM manipulation
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shared innovation™
A domain-centric solution using RDFa
Use your favorite Javascript library
Drag + drop interface = HTML DOM manipulation
RDFa model updated as user interacts with the UI “for free”
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user clicks save...HTMLRDFaold model
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shared innovation™
user clicks save...HTMLRDFa #parse new modelold model
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shared innovation™
user clicks save...HTMLRDFa #parse new modelold model
#TalisAspire
#submittedTo #submittedTo
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shared innovation™
user clicks save...HTMLRDFa #parse new modelold model
#TalisAspire
#Deltas
#submittedTo #submittedTo
#creates
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shared innovation™
user clicks save...HTMLRDFa #parse new modelold model
#TalisAspire
#Deltas
#submittedTo #submittedTo
#creates
#TalisPlatform#appliedTo
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made with...XHTMLRDFa #parse new modelold model
#System
#Deltas
#submittedTo #submittedTo
#creates
#Platform#appliedTo
http://code.google.com/p/rdfquery/
http://purl.org/vocab/changeset/schema#
http://talis.com/platform or http://n2.talis.com
http://code.google.com/p/moriarty/http://arc.semsol.org
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shared innovation™
Future work
Do students actually find this stuff useful?
Are these the best resources?
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shared innovation™
Future work
Do students actually find this stuff useful?
Are these the best resources?
Require network effects
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Resource
Lists @
Plymouth
Resource
Lists @
Sussex
Linked
Periodicals
?
?
?
?
?
??
?
?
?
?
?
?
?
?
shared innovation™
Future work
Require network effects
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shared innovation™
Summary
http://www.flickr.com/photos/restlessglobetrotter/2981504756/sizes/l/
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shared innovation™
SummaryLinked Data can solve problems for our users - but they don’t need to “see” it
http://www.flickr.com/photos/restlessglobetrotter/2981504756/sizes/l/
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shared innovation™
SummaryLinked Data can solve problems for our users - but they don’t need to “see” it
Work to do (beyond the technical) to make LOD work in the real world
http://www.flickr.com/photos/restlessglobetrotter/2981504756/sizes/l/
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shared innovation™
SummaryLinked Data can solve problems for our users - but they don’t need to “see” it
Work to do (beyond the technical) to make LOD work in the real world
To really grow LOD, users need to be creating it at source... make it easy
http://www.flickr.com/photos/restlessglobetrotter/2981504756/sizes/l/
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shared innovationTM
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This work is Copyright © 2009 Talis Group Limited.It is licensed under the Creative Commons Attribution 3.0 Unported LicenseFull details at: http://creativecommons.org/licenses/by/3.0/
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