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Richard  Wallis
OCLC	
  Data	
  
Strategy
Technology  Evangelist  
@rjw
LD4L	
  Workshop	
  –	
  Stanford	
  University	
  –	
  February	
  23rd	
  2015
Richard  Wallis
OCLC	
  Data	
  
Strategy
Technology  Evangelist  
@rjw
LD4L	
  Workshop	
  –	
  Stanford	
  University	
  –	
  February	
  23rd	
  2015
Building	
  on	
  a	
  Web	
  of	
  Knowledge
The	
  Web	
  of	
  …
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery ☌
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery ☌
✔
✔
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery ☌
✔
✔
✗
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery
Data
☌☌
✔
✔
✗
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery
Data
☌☌
✔
✔
✔✗
✗
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery
Data
Knowledge
☌☌
✔
✔
✔✗
✗☌
The	
  Web	
  of	
  …
Documents
Active	
  Documents
Discovery
Data
Knowledge
☌☌
✔
✔
✔✗
✗
?
☌
http://www.opte.org/
A	
  Web	
  of	
  Data	
  
http://www.opte.org/
The	
  Web	
  of	
  Data	
  
http://www.opte.org/
The	
  Web	
  of	
  Data	
  
A	
  Library	
  Shaped	
  Black	
  Hole	
  ?
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
Entities	
  in	
  a	
  
Knowledge	
  Graph
Entities	
  in	
  a	
  
Knowledge	
  Graph
Open	
  Linked	
  Data	
  -­‐	
  Silos
Library	
  Linked	
  Data
Projects
British	
  
Library
German	
  
National	
  
Library
French	
  
National	
  
Library
Swedish	
  
National	
  
Library
Open	
  Linked	
  Data	
  -­‐	
  Silos
Library	
  Linked	
  Data
Projects
British	
  
Library
German	
  
National	
  
Library
French	
  
National	
  
Library
Swedish	
  
National	
  
Library
Open	
  Linked	
  Data	
  -­‐	
  Silos
Library	
  Linked	
  Data
Projects
British	
  
Library
German	
  
National	
  
Library
French	
  
National	
  
Library
Swedish	
  
National	
  
Library
Open	
  Linked	
  Data	
  -­‐	
  Silos
Library	
  Linked	
  Data
British	
  
Library
German	
  
National	
  
Library
French	
  
National	
  
Library
Swedish	
  
National	
  
Library
Open	
  Linked	
  Data	
  -­‐	
  Silos
Library	
  Linked	
  Data
British	
  
Library
German	
  
National	
  
Library
French	
  
National	
  
Library
Swedish	
  
National	
  
Library
Open	
  Linked	
  Data	
  -­‐	
  Silos
Behind	
  A	
  Vocabulary	
  Barrier
Library	
  Linked	
  Data
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
• Linked	
  Data	
  
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
• Linked	
  Data	
  
• Embedded	
  in	
  HTML
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
• Linked	
  Data	
  
• Embedded	
  in	
  HTML
• RDFa,	
  Microdata,	
  JSON-­‐LD
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
• Linked	
  Data	
  
• Embedded	
  in	
  HTML
• RDFa,	
  Microdata,	
  JSON-­‐LD
• Descriptive	
  data
"15%	
  of	
  the	
  Web"
A	
  general	
  purpose	
  vocabulary	
  for	
  
describing	
  things	
  on	
  the	
  web
"Used	
  by	
  5	
  million	
  
domains" "25%	
  of	
  pages	
  in	
  our	
  
indexes"
de	
  facto
y
• Linked	
  Data	
  
• Embedded	
  in	
  HTML
• RDFa,	
  Microdata,	
  JSON-­‐LD
• Descriptive	
  data
• Active	
  links
"15%	
  of	
  the	
  Web"
THE	
  LIBRARY	
  KNOWLEDGE	
  GRAPH
Towards
person place
object concept
organization work
The	
  library	
  knowledge	
  graph

A	
  graph	
  of	
  relationships
person place
object concept
organization work
The	
  library	
  knowledge	
  graph

A	
  graph	
  of	
  relationships
person place
object concept
organization work
start	
  here
The	
  library	
  knowledge	
  graph

A	
  graph	
  of	
  relationships
person place
object concept
organization work
start	
  here
The	
  library	
  knowledge	
  graph

A	
  graph	
  of	
  relationships
person place
object concept
organization work
start	
  here
ILL	
  and	
  AnalyticsCataloging
Discovery Integration	
  with	
  the	
  web
The	
  library	
  knowledge	
  graph

Putting	
  entities	
  in	
  library	
  workflows
ILL	
  and	
  AnalyticsCataloging
Discovery Integration	
  with	
  the	
  web
The	
  library	
  knowledge	
  graph

Putting	
  entities	
  in	
  library	
  workflows
Entities	
  and	
  library	
  workflows

Cataloging
Improve	
  data	
  quality	
  
• Link	
  to	
  authoritative	
  sources	
  
A	
  new	
  approach	
  to	
  cataloging	
  
• Point	
  and	
  click	
  cataloging	
  
• Managing	
  entities	
  instead	
  of	
  
managing	
  records	
  
Consistent	
  with	
  RDA
Entities	
  and	
  library	
  workflows

Cataloging
Improve	
  data	
  quality	
  
• Link	
  to	
  authoritative	
  sources	
  
A	
  new	
  approach	
  to	
  cataloging	
  
• Point	
  and	
  click	
  cataloging	
  
• Managing	
  entities	
  instead	
  of	
  
managing	
  records	
  
Consistent	
  with	
  RDA
Entities	
  and	
  library	
  workflows

Cataloging
Improve	
  data	
  quality	
  
• Link	
  to	
  authoritative	
  sources	
  
A	
  new	
  approach	
  to	
  cataloging	
  
• Point	
  and	
  click	
  cataloging	
  
• Managing	
  entities	
  instead	
  of	
  
managing	
  records	
  
Consistent	
  with	
  RDA
Entities	
  and	
  library	
  workflows

Discovery
Entities	
  and	
  library	
  workflows

Discovery
Entities	
  and	
  library	
  workflows

DiscoveryEntities	
  and	
  library	
  workflows

Web	
  exposure
Be	
  found	
  on	
  the	
  web	
  
Connect	
  your	
  users	
  to	
  
unique	
  content	
  
What	
  the	
  web	
  requires	
  for	
  
web	
  exposure:	
  
• Aggregation	
  
• Familiar	
  structures	
  
• A	
  Network	
  of	
  Links	
  
• Entity	
  Identifiers
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
OCLC’s	
  
Approach	
  to	
  
Discoverable	
  
Data
Model	
  things	
  

of	
  interest	
  to	
  the	
  web.	
  
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
OCLC’s	
  
Approach	
  to	
  
Discoverable	
  
Data
Model	
  things	
  

of	
  interest	
  to	
  the	
  web.	
  
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
OCLC’s	
  
Approach	
  to	
  
Discoverable	
  
Data
Model	
  things	
  

of	
  interest	
  to	
  the	
  web.	
  
Make	
  those	
  things	
  available	
  via

structures	
  familiar	
  to	
  the	
  web.
Schema	
  Bib	
  Extend	
  –	
  http://www.w3.org/community/schemabibex
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
OCLC’s	
  
Approach	
  to	
  
Discoverable	
  
Data
Model	
  things	
  

of	
  interest	
  to	
  the	
  web.	
  
Make	
  those	
  things	
  available	
  via

structures	
  familiar	
  to	
  the	
  web.
Schema	
  Bib	
  Extend	
  –	
  http://www.w3.org/community/schemabibex
BiblioGraph.net	
  –	
  http://bibliograph.net
WHAT’S	
  HAPPENING
A	
  Library	
  Data	
  Revolution
person place
object concept
organization work
OCLC’s	
  
Approach	
  to	
  
Discoverable	
  
Data
Model	
  things	
  

of	
  interest	
  to	
  the	
  web.	
  
Make	
  those	
  things	
  available	
  via

structures	
  familiar	
  to	
  the	
  web.
Improve	
  library	
  workflows.
Schema	
  Bib	
  Extend	
  –	
  http://www.w3.org/community/schemabibex
BiblioGraph.net	
  –	
  http://bibliograph.net
ENTITIES	
  AND	
  WORLDCAT
The	
  Library	
  Data	
  Revolution
person place
object concept
organization work
Getting	
  from	
  here	
  to	
  there
Data	
  from	
  a

converted	
  record	
  does	
  
not	
  an	
  entity	
  make
Transformation	
  into	
  Linked	
  Data	
  is	
  just	
  a	
  beginning	
  …
Getting	
  from	
  here	
  to	
  there
Data	
  from	
  a

converted	
  record	
  does	
  
not	
  an	
  entity	
  make
Transformation	
  into	
  Linked	
  Data	
  is	
  just	
  a	
  beginning	
  …
• Mine	
  and	
  analyse	
  the	
  aggregate
Getting	
  from	
  here	
  to	
  there
Data	
  from	
  a

converted	
  record	
  does	
  
not	
  an	
  entity	
  make
Transformation	
  into	
  Linked	
  Data	
  is	
  just	
  a	
  beginning	
  …
• Mine	
  and	
  analyse	
  the	
  aggregate
• Identify,	
  map,	
  merge	
  -­‐	
  evidence	
  based
Getting	
  from	
  here	
  to	
  there
Data	
  from	
  a

converted	
  record	
  does	
  
not	
  an	
  entity	
  make
Transformation	
  into	
  Linked	
  Data	
  is	
  just	
  a	
  beginning	
  …
• Mine	
  and	
  analyse	
  the	
  aggregate
• Identify,	
  map,	
  merge	
  -­‐	
  evidence	
  based
• Relate	
  to	
  external	
  sources
Getting	
  from	
  here	
  to	
  there
Data	
  from	
  a

converted	
  record	
  does	
  
not	
  an	
  entity	
  make
Transformation	
  into	
  Linked	
  Data	
  is	
  just	
  a	
  beginning	
  …
• Mine	
  and	
  analyse	
  the	
  aggregate
• Identify,	
  map,	
  merge	
  -­‐	
  evidence	
  based
• Relate	
  to	
  external	
  sources
• Share	
  authoritative	
  entities
Getting	
  from	
  here	
  to	
  there
LD4L OCLC Data Strategy
• 197+	
  million	
  Work	
  descriptions	
  and	
  URIs	
  
• Schema.org	
  +	
  BiblioGraph.net	
  
• RDF	
  Data	
  formats	
  
• RDF/XML,	
  Turtle,	
  Triples,	
  JSON-­‐LD	
  
• Links	
  to	
  WorldCat	
  manifestations	
  
• Links	
  to	
  Dewey,	
  LCSH,	
  LCNAF,	
  VIAF,	
  FAST	
  
• Open	
  Data	
  license	
  via	
  Linked	
  Data	
  Explorer	
  
• 	
  2015:	
  Discovery	
  API,	
  Metadata	
  API	
  
• Released	
  April	
  2014
http://www.oclc.org/dataThe  Work  Entity
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
LD4L OCLC Data Strategy
• 98+	
  million	
  Person	
  descriptions	
  and	
  URIs	
  
• Person	
  entities	
  with	
  authority:	
  20.2	
  million	
  
• Person	
  entities	
  without	
  authority:	
  78.3	
  million	
  
• Schema.org	
  +	
  BiblioGraph.net	
  
• Harvested	
  from	
  WorldCat	
  data	
  and	
  enriched	
  from	
  other	
  hubs	
  RDF	
  
Data	
  formats	
  
• RDF/XML,	
  Turtle,	
  Triples,	
  JSON-­‐LD	
  
• Links	
  to	
  WorldCat	
  Works.	
  	
  Added	
  links	
  from	
  WC	
  Works.	
  
• Open	
  Data	
  license	
  via	
  Linked	
  Data	
  Explorer	
  
• 	
  2015:	
  Linked	
  Data	
  Explorer,	
  Discovery	
  API
http://www.oclc.org/dataThe  Person  Entity
LD4L OCLC Data Strategy
• Photo	
  credit:	
  http://measuringupblog.com/app/wp-­‐content/uploads/2013/11/blogpic2.jpg
• Photo	
  credit:	
  http://measuringupblog.com/app/wp-­‐content/uploads/2013/11/blogpic2.jpg
Can	
  we	
  measure	
  impact?
LD4L OCLC Data Strategy
Monthly	
  Unique	
  Visitors
LD4L OCLC Data Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
• Application	
  Integration	
  
• WorldCat	
  Discovery	
  
• Analytics	
  
• Discovery	
  API	
  
• Cataloging	
  
!
…
• More	
  Entities	
  Released	
  
• Person	
  
• Manifestation	
  
• Organization	
  
• Concept	
  
!
!
• New	
  Products	
  	
  	
  	
  	
  	
  	
  	
  
• Continuing	
  Evangelism	
  
!
• New	
  Services	
  
• Continuing	
  Innovation	
  
!
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
• Application	
  Integration	
  
• WorldCat	
  Discovery	
  
• Analytics	
  
• Discovery	
  API	
  
• Cataloging	
  
!
…
• More	
  Entities	
  Released	
  
• Person	
  
• Manifestation	
  
• Organization	
  
• Concept	
  
!
!
• New	
  Products	
  	
  	
  	
  	
  	
  	
  	
  
• Continuing	
  Evangelism	
  
!
• New	
  Services	
  
• Continuing	
  Innovation	
  
!
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
• Application	
  Integration	
  
• WorldCat	
  Discovery	
  
• Analytics	
  
• Discovery	
  API	
  
• Cataloging	
  
!
…
• More	
  Entities	
  Released	
  
• Person	
  
• Manifestation	
  
• Organization	
  
• Concept	
  
!
!
• New	
  Products	
  	
  	
  	
  	
  	
  	
  	
  
• Continuing	
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!
• New	
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• Continuing	
  Innovation	
  
!
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
• Application	
  Integration	
  
• WorldCat	
  Discovery	
  
• Analytics	
  
• Discovery	
  API	
  
• Cataloging	
  
!
…
• More	
  Entities	
  Released	
  
• Person	
  
• Manifestation	
  
• Organization	
  
• Concept	
  
!
!
• New	
  Products	
  	
  	
  	
  	
  	
  	
  	
  
• Continuing	
  Evangelism	
  
!
• New	
  Services	
  
• Continuing	
  Innovation	
  
!
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
✓ VIAF,	
  ISNI,	
  FAST	
  Publish	
  Linked	
  Data	
  
✓ WorldCat.org	
  Linked	
  Data	
  Release	
  –	
  using	
  Schema.org	
  
✓ Internal	
  agreement	
  on	
  data	
  strategy	
  
✓ Evangelism	
  
✓ Research	
  &	
  Design	
  with	
  Data	
  Architecture	
  Group	
  
✓ Data	
  mining	
  of	
  WorldCat	
  resources	
  
✓ WorldCat	
  Works	
  Released	
  
2012	
  
2014
• Application	
  Integration	
  
• WorldCat	
  Discovery	
  
• Analytics	
  
• Discovery	
  API	
  
• Cataloging	
  
!
…
• More	
  Entities	
  Released	
  
• Person	
  
• Manifestation	
  
• Organization	
  
• Concept	
  
!
!
• New	
  Products	
  	
  	
  	
  	
  	
  	
  	
  
• Continuing	
  Evangelism	
  
!
• New	
  Services	
  
• Continuing	
  Innovation	
  
!
2013
OCLC	
  
Entity-­‐
Based	
  Data	
  
Strategy
Richard	
  Wallis
OCLC	
  Data	
  
Strategy
Technology	
  Evangelist	
  
@rjw
LD4L	
  Workshop	
  –	
  Stanford	
  University	
  –	
  February	
  23rd	
  2015
Richard	
  Wallis
OCLC	
  Data	
  
Strategy
Technology	
  Evangelist	
  
@rjw
LD4L	
  Workshop	
  –	
  Stanford	
  University	
  –	
  February	
  23rd	
  2015
Building	
  on	
  a	
  Web	
  of	
  Knowledge

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LD4L OCLC Data Strategy

  • 1. Richard  Wallis OCLC  Data   Strategy Technology  Evangelist   @rjw LD4L  Workshop  –  Stanford  University  –  February  23rd  2015
  • 2. Richard  Wallis OCLC  Data   Strategy Technology  Evangelist   @rjw LD4L  Workshop  –  Stanford  University  –  February  23rd  2015 Building  on  a  Web  of  Knowledge
  • 4. The  Web  of  … Documents Active  Documents Discovery ☌
  • 5. The  Web  of  … Documents Active  Documents Discovery ☌ ✔ ✔
  • 6. The  Web  of  … Documents Active  Documents Discovery ☌ ✔ ✔ ✗
  • 7. The  Web  of  … Documents Active  Documents Discovery Data ☌☌ ✔ ✔ ✗
  • 8. The  Web  of  … Documents Active  Documents Discovery Data ☌☌ ✔ ✔ ✔✗ ✗
  • 9. The  Web  of  … Documents Active  Documents Discovery Data Knowledge ☌☌ ✔ ✔ ✔✗ ✗☌
  • 10. The  Web  of  … Documents Active  Documents Discovery Data Knowledge ☌☌ ✔ ✔ ✔✗ ✗ ? ☌
  • 13. http://www.opte.org/ The  Web  of  Data   A  Library  Shaped  Black  Hole  ?
  • 17. Entities  in  a   Knowledge  Graph
  • 18. Entities  in  a   Knowledge  Graph
  • 19. Open  Linked  Data  -­‐  Silos Library  Linked  Data Projects
  • 20. British   Library German   National   Library French   National   Library Swedish   National   Library Open  Linked  Data  -­‐  Silos Library  Linked  Data Projects
  • 21. British   Library German   National   Library French   National   Library Swedish   National   Library Open  Linked  Data  -­‐  Silos Library  Linked  Data Projects
  • 22. British   Library German   National   Library French   National   Library Swedish   National   Library Open  Linked  Data  -­‐  Silos Library  Linked  Data
  • 23. British   Library German   National   Library French   National   Library Swedish   National   Library Open  Linked  Data  -­‐  Silos Library  Linked  Data
  • 24. British   Library German   National   Library French   National   Library Swedish   National   Library Open  Linked  Data  -­‐  Silos Behind  A  Vocabulary  Barrier Library  Linked  Data
  • 27. A  general  purpose  vocabulary  for   describing  things  on  the  web
  • 28. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" "15%  of  the  Web"
  • 29. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y "15%  of  the  Web"
  • 30. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y • Linked  Data   "15%  of  the  Web"
  • 31. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y • Linked  Data   • Embedded  in  HTML "15%  of  the  Web"
  • 32. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y • Linked  Data   • Embedded  in  HTML • RDFa,  Microdata,  JSON-­‐LD "15%  of  the  Web"
  • 33. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y • Linked  Data   • Embedded  in  HTML • RDFa,  Microdata,  JSON-­‐LD • Descriptive  data "15%  of  the  Web"
  • 34. A  general  purpose  vocabulary  for   describing  things  on  the  web "Used  by  5  million   domains" "25%  of  pages  in  our   indexes" de  facto y • Linked  Data   • Embedded  in  HTML • RDFa,  Microdata,  JSON-­‐LD • Descriptive  data • Active  links "15%  of  the  Web"
  • 35. THE  LIBRARY  KNOWLEDGE  GRAPH Towards person place object concept organization work
  • 36. The  library  knowledge  graph
 A  graph  of  relationships person place object concept organization work
  • 37. The  library  knowledge  graph
 A  graph  of  relationships person place object concept organization work start  here
  • 38. The  library  knowledge  graph
 A  graph  of  relationships person place object concept organization work start  here
  • 39. The  library  knowledge  graph
 A  graph  of  relationships person place object concept organization work start  here ILL  and  AnalyticsCataloging Discovery Integration  with  the  web The  library  knowledge  graph
 Putting  entities  in  library  workflows
  • 40. ILL  and  AnalyticsCataloging Discovery Integration  with  the  web The  library  knowledge  graph
 Putting  entities  in  library  workflows
  • 41. Entities  and  library  workflows
 Cataloging Improve  data  quality   • Link  to  authoritative  sources   A  new  approach  to  cataloging   • Point  and  click  cataloging   • Managing  entities  instead  of   managing  records   Consistent  with  RDA
  • 42. Entities  and  library  workflows
 Cataloging Improve  data  quality   • Link  to  authoritative  sources   A  new  approach  to  cataloging   • Point  and  click  cataloging   • Managing  entities  instead  of   managing  records   Consistent  with  RDA
  • 43. Entities  and  library  workflows
 Cataloging Improve  data  quality   • Link  to  authoritative  sources   A  new  approach  to  cataloging   • Point  and  click  cataloging   • Managing  entities  instead  of   managing  records   Consistent  with  RDA Entities  and  library  workflows
 Discovery
  • 44. Entities  and  library  workflows
 Discovery
  • 45. Entities  and  library  workflows
 DiscoveryEntities  and  library  workflows
 Web  exposure Be  found  on  the  web   Connect  your  users  to   unique  content   What  the  web  requires  for   web  exposure:   • Aggregation   • Familiar  structures   • A  Network  of  Links   • Entity  Identifiers
  • 46. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work
  • 47. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work
  • 48. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work OCLC’s   Approach  to   Discoverable   Data Model  things  
 of  interest  to  the  web.  
  • 49. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work OCLC’s   Approach  to   Discoverable   Data Model  things  
 of  interest  to  the  web.  
  • 50. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work OCLC’s   Approach  to   Discoverable   Data Model  things  
 of  interest  to  the  web.   Make  those  things  available  via
 structures  familiar  to  the  web. Schema  Bib  Extend  –  http://www.w3.org/community/schemabibex
  • 51. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work OCLC’s   Approach  to   Discoverable   Data Model  things  
 of  interest  to  the  web.   Make  those  things  available  via
 structures  familiar  to  the  web. Schema  Bib  Extend  –  http://www.w3.org/community/schemabibex BiblioGraph.net  –  http://bibliograph.net
  • 52. WHAT’S  HAPPENING A  Library  Data  Revolution person place object concept organization work OCLC’s   Approach  to   Discoverable   Data Model  things  
 of  interest  to  the  web.   Make  those  things  available  via
 structures  familiar  to  the  web. Improve  library  workflows. Schema  Bib  Extend  –  http://www.w3.org/community/schemabibex BiblioGraph.net  –  http://bibliograph.net
  • 53. ENTITIES  AND  WORLDCAT The  Library  Data  Revolution person place object concept organization work
  • 54. Getting  from  here  to  there
  • 55. Data  from  a
 converted  record  does   not  an  entity  make Transformation  into  Linked  Data  is  just  a  beginning  … Getting  from  here  to  there
  • 56. Data  from  a
 converted  record  does   not  an  entity  make Transformation  into  Linked  Data  is  just  a  beginning  … • Mine  and  analyse  the  aggregate Getting  from  here  to  there
  • 57. Data  from  a
 converted  record  does   not  an  entity  make Transformation  into  Linked  Data  is  just  a  beginning  … • Mine  and  analyse  the  aggregate • Identify,  map,  merge  -­‐  evidence  based Getting  from  here  to  there
  • 58. Data  from  a
 converted  record  does   not  an  entity  make Transformation  into  Linked  Data  is  just  a  beginning  … • Mine  and  analyse  the  aggregate • Identify,  map,  merge  -­‐  evidence  based • Relate  to  external  sources Getting  from  here  to  there
  • 59. Data  from  a
 converted  record  does   not  an  entity  make Transformation  into  Linked  Data  is  just  a  beginning  … • Mine  and  analyse  the  aggregate • Identify,  map,  merge  -­‐  evidence  based • Relate  to  external  sources • Share  authoritative  entities Getting  from  here  to  there
  • 61. • 197+  million  Work  descriptions  and  URIs   • Schema.org  +  BiblioGraph.net   • RDF  Data  formats   • RDF/XML,  Turtle,  Triples,  JSON-­‐LD   • Links  to  WorldCat  manifestations   • Links  to  Dewey,  LCSH,  LCNAF,  VIAF,  FAST   • Open  Data  license  via  Linked  Data  Explorer   •  2015:  Discovery  API,  Metadata  API   • Released  April  2014 http://www.oclc.org/dataThe  Work  Entity
  • 66. • 98+  million  Person  descriptions  and  URIs   • Person  entities  with  authority:  20.2  million   • Person  entities  without  authority:  78.3  million   • Schema.org  +  BiblioGraph.net   • Harvested  from  WorldCat  data  and  enriched  from  other  hubs  RDF   Data  formats   • RDF/XML,  Turtle,  Triples,  JSON-­‐LD   • Links  to  WorldCat  Works.    Added  links  from  WC  Works.   • Open  Data  license  via  Linked  Data  Explorer   •  2015:  Linked  Data  Explorer,  Discovery  API http://www.oclc.org/dataThe  Person  Entity
  • 68. • Photo  credit:  http://measuringupblog.com/app/wp-­‐content/uploads/2013/11/blogpic2.jpg
  • 69. • Photo  credit:  http://measuringupblog.com/app/wp-­‐content/uploads/2013/11/blogpic2.jpg Can  we  measure  impact?
  • 73. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 74. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 • Application  Integration   • WorldCat  Discovery   • Analytics   • Discovery  API   • Cataloging   ! … • More  Entities  Released   • Person   • Manifestation   • Organization   • Concept   ! ! • New  Products                 • Continuing  Evangelism   ! • New  Services   • Continuing  Innovation   ! 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 75. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 • Application  Integration   • WorldCat  Discovery   • Analytics   • Discovery  API   • Cataloging   ! … • More  Entities  Released   • Person   • Manifestation   • Organization   • Concept   ! ! • New  Products                 • Continuing  Evangelism   ! • New  Services   • Continuing  Innovation   ! 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 76. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 • Application  Integration   • WorldCat  Discovery   • Analytics   • Discovery  API   • Cataloging   ! … • More  Entities  Released   • Person   • Manifestation   • Organization   • Concept   ! ! • New  Products                 • Continuing  Evangelism   ! • New  Services   • Continuing  Innovation   ! 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 77. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 • Application  Integration   • WorldCat  Discovery   • Analytics   • Discovery  API   • Cataloging   ! … • More  Entities  Released   • Person   • Manifestation   • Organization   • Concept   ! ! • New  Products                 • Continuing  Evangelism   ! • New  Services   • Continuing  Innovation   ! 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 78. ✓ VIAF,  ISNI,  FAST  Publish  Linked  Data   ✓ WorldCat.org  Linked  Data  Release  –  using  Schema.org   ✓ Internal  agreement  on  data  strategy   ✓ Evangelism   ✓ Research  &  Design  with  Data  Architecture  Group   ✓ Data  mining  of  WorldCat  resources   ✓ WorldCat  Works  Released   2012   2014 • Application  Integration   • WorldCat  Discovery   • Analytics   • Discovery  API   • Cataloging   ! … • More  Entities  Released   • Person   • Manifestation   • Organization   • Concept   ! ! • New  Products                 • Continuing  Evangelism   ! • New  Services   • Continuing  Innovation   ! 2013 OCLC   Entity-­‐ Based  Data   Strategy
  • 79. Richard  Wallis OCLC  Data   Strategy Technology  Evangelist   @rjw LD4L  Workshop  –  Stanford  University  –  February  23rd  2015
  • 80. Richard  Wallis OCLC  Data   Strategy Technology  Evangelist   @rjw LD4L  Workshop  –  Stanford  University  –  February  23rd  2015 Building  on  a  Web  of  Knowledge