2024: Domino Containers - The Next Step. News from the Domino Container commu...
The Single Power of Link - Richard Wallis
1. OCLC Asia Pacific Regional Council Meeting
Kuala Lumpar, 4 September 2012
The Simple Power
Of The Link
Richard Wallis
Technology Evangelist
OCLC
@rjw
The world’s libraries. Connected.
3. The Simple Power Of The Link
• What is Linked Data
• Who is using it
• What are the benets
• OCLC and Linked Data
The world’s libraries. Connected.
4. Linked Data
• What is Linked Data
• Who is using it
• What are the benets
• OCLC and Linked Data
The world’s libraries. Connected.
13. The Web?
HTML http URL
Text text text
text text link
text. Text, text
text text, text.
Text text - text
text - text text
text.
Document
14. The Web?
HTML http URL
Text text text Text text text
text text link text text.Text:
text. Text, text • link
text text, text. • link
Text text - text Text text, text.
text - text text Text text - link
text. text - text text.
Document Document
15. The Web?
HTML http URL
Text text text Text text text
text text link text text.Text:
text. Text, text • link
text text, text. • link
Text text - text Text text, text.
text - text text Text text - link
text. text - text text.
Document Document
16. The Web?
HTML http URL
page1
xamp le.com/
http://e
Text text text Text text text
text text link text text.Text:
text. Text, text • link
text text, text. • link
Text text - text Text text, text.
text - text text Text text - link
text. text - text text.
Document Document
17. The Web?
HTML http URL
t
lis
k/
.u
page1
le.com/
.co
amp
eg
x
http://e
://
tp
Text text text Text text text
ht
text text link text text.Text:
text. Text, text • link
text text, text. • link
Text text - text Text text, text.
text - text text Text text - link
text. text - text text.
Document Document
32. Identifying things
1969-059A
spacecraft/1969-059A
nasa.dataincubator.org/spacecraft/1969-059A
33. Identifying things
1969-059A
spacecraft/1969-059A
nasa.dataincubator.org/spacecraft/1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
34. Identifying things
with URIs
1969-059A
spacecraft/1969-059A
nasa.dataincubator.org/spacecraft/1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
37. Things have attributes
http://nasa.dataincubator.org/spacecraft/1969-059A
28801.0kg
Columbia
38. Things have attributes
http://nasa.dataincubator.org/spacecraft/1969-059A
28801.0kg
Columbia
Apollo 11 CSM
CSM-107
United States
Cape Canaveral
Saturn 5
41. 28801.0
.../
mass 1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
42. Apollo 11 CSM
28801.0 name
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
43. Apollo 11 CSM Columbia
28801.0 name name
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
44. Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
45. Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
launch
../
launch/
1969-059
46. Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
16 July 1969
launch
../ date
launch/
1969-059
47. Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
16 July 1969
launch
../ date
launch/
1969-059
site
Cape
Canaveral
48. Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
16 July 1969
launch
../ date
launch/
1969-059
site
Cape
Canaveral lat
N 28° 27' 31''
long
W 80° 31' 59''
49. RDF
Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
16 July 1969
launch
../ date
launch/
1969-059
site
Cape
Canaveral lat
N 28° 27' 31''
long
W 80° 31' 59''
50. RDF
Apollo 11 CSM Columbia
28801.0 name name
prefName
.../
mass
1969-059A
http://nasa.dataincubator.org/spacecraft/1969-059A
16 July 1969
launch
../ date
launch/
<../1969-059A> mass 28801.0 . 1969-059
<../1969-059A> name “Apollo 11 CSM” . site
<../1969-059A> name “Columbia” .
Cape
<../1969-059A> prefName “Columbia” .
Canaveral lat
<../1969-059A> launch <../launch/1969-059> .
<../launch/1969-059> date 1969-07-16 .
N 28° 27' 31''
<../launch/1969-059> site <..site/capecanaveral> . long
<..site/capecanaveral> lat “N 28° 27' 31''” .
W 80° 31' 59''
<..site/capecanaveral> long “W 80° 31' 59''” .
93. Linked Data Principles
Linked Data Principles
1. Use URIs as names for things
2. Use HTTP URIs so people can look up those
names
The world’s libraries. Connected.
94. Linked Data Principles
Linked Data Principles
1. Use URIs as names for things
2. Use HTTP URIs so people can look up those
names
3. When someone looks up a URI, provide useful
information, using the standards - RDF
The world’s libraries. Connected.
95. Linked Data Principles
Linked Data Principles
1. Use URIs as names for things
2. Use HTTP URIs so people can look up those
names
3. When someone looks up a URI, provide useful
information, using the standards - RDF
4. Include links to other URIs, so that they can
discover more
Tim Berners-Lee - 2006
The world’s libraries. Connected.
121. Data Open and/or Linked
Data Open and/or Linked
1. Data can be open, while not being linked
122. Data Open and/or Linked
Data Open and/or Linked
1. Data can be open, while not being linked
2. Data can be linked, while not being open
123. Data Open and/or Linked
Data Open and/or Linked
1. Data can be open, while not being linked
2. Data can be linked, while not being open
3. Data which is both open and linked is
increasingly viable
124. Data Open and/or Linked
Data Open and/or Linked
1. Data can be open, while not being linked
2. Data can be linked, while not being open
3. Data which is both open and linked is
increasingly viable
4. The Semantic Web can only function with data
which is both open and linked
Paul Walk - UKLON
130. Linked Data
• 270+ Million resources
The world’s libraries. Connected.
131. Linked Data
• 270+ Million resources
• Schema.org + Library
The world’s libraries. Connected.
132. Linked Data
• 270+ Million resources
• Schema.org + Library
• Embedded RDFa
The world’s libraries. Connected.
133. Linked Data
• 270+ Million resources
• Schema.org + Library
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
The world’s libraries. Connected.
134. Linked Data
• 270+ Million resources
• Schema.org + Library
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
The world’s libraries. Connected.
135. Linked Data
• 270+ Million resources
• Schema.org + Library
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
136.
137.
138.
139.
140.
141.
142.
143.
144.
145.
146.
147.
148.
149.
150.
151. Linked Data
• 270+ Million resources
• Schema.org + Library
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
152. Linked Data
• 270+ Million resources Download file
• Schema.org + Library
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
153. Linked Data
• 270+ Million resources Download file
• Schema.org + Library • Most widely held works
(250+ holdings)
• Embedded RDFa
• Links to: Dewey, LCSH
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
154. Linked Data
• 270+ Million resources Download file
• Schema.org + Library • Most widely held works
(250+ holdings)
• Embedded RDFa
• 1.2 Million resources
• Links to: Dewey, LCSH (80 million triples)
LCNAF, DOI, VIAF, FAST
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
155. Linked Data
• 270+ Million resources Download file
• Schema.org + Library • Most widely held works
(250+ holdings)
• Embedded RDFa
• 1.2 Million resources
• Links to: Dewey, LCSH (80 million triples)
LCNAF, DOI, VIAF, FAST • Schema.org + Library
• License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
156. Linked Data
• 270+ Million resources Download file
• Schema.org + Library • Most widely held works
(250+ holdings)
• Embedded RDFa
• 1.2 Million resources
• Links to: Dewey, LCSH (80 million triples)
LCNAF, DOI, VIAF, FAST • Schema.org + Library
• License: ODC-BY • License: ODC-BY
• Experimental - June 2012
The world’s libraries. Connected.
157. Linked Data
• 270+ Million resources Download file
• Schema.org + Library • Most widely held works
(250+ holdings)
• Embedded RDFa
• 1.2 Million resources
• Links to: Dewey, LCSH (80 million triples)
LCNAF, DOI, VIAF, FAST • Schema.org + Library
• License: ODC-BY • License: ODC-BY
• Experimental - June 2012 • August 2012
The world’s libraries. Connected.
163. Linked Data
VIAF: http://viaf.org
Dewey: http://dewey.info
FAST: http://id.worldcat.org/fast
WorldCat: http://www.worldcat.org
WorldCat Most Widely Held Download:
http://purl.oclc.org/dataset/WorldCatMostHighlyHeld
ODC-BY Attribution Guidelines:
http://www.oclc.org/data/attribution.html
The world’s libraries. Connected.
data@oclc.org
164. OCLC Asia Pacific Regional Council Meeting
Kuala Lumpar, 4 September 2012
The Simple Power
Of The Link
Richard Wallis
Technology Evangelist
OCLC
@rjw
The world’s libraries. Connected.