7. The Web of Documents
Wednesday, 1 December 2010
8. The Web of Documents
A global network of linked documents
A place where anyone can say anything about
anything
A vast collection of human-readable knowledge
(and opinion)
Documents are linked, but links are not qualified
Wednesday, 1 December 2010
33. The Web of Documents
Wednesday, 1 December 2010
34. The Web of Documents
A global network of linked documents
A place where anyone can say anything about
anything
A vast collection of human-readable knowledge
(and opinion)
Documents are linked, but links are not qualified
Wednesday, 1 December 2010
35. A global network of linked statements
A place where anyone can say anything about
anything
A vast collection of machine-readable knowledge
(and opinion)
Statements are linked, and links are qualified
The Web of Data
Wednesday, 1 December 2010
67. •Stunning BBC Video & Audio
•Rich content from other sources
BBC Wildlife Finder
Wednesday, 1 December 2010
68. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
BBC Wildlife Finder
Wednesday, 1 December 2010
69. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
BBC Wildlife Finder
Wednesday, 1 December 2010
70. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
- Description text maintained in Wikipedia
BBC Wildlife Finder
Wednesday, 1 December 2010
71. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
- Description text maintained in Wikipedia
• Linked Data Practice
- Embed links
BBC Wildlife Finder
Wednesday, 1 December 2010
72. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
- Description text maintained in Wikipedia
• Linked Data Practice
- Embed links
- Publish RDF
BBC Wildlife Finder
Wednesday, 1 December 2010
73. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
- Description text maintained in Wikipedia
• Linked Data Practice
- Embed links
- Publish RDF
• Follow-your-nose navigation
BBC Wildlife Finder
Wednesday, 1 December 2010
74. •Stunning BBC Video & Audio
•Rich content from other sources
– DBPedia — Animal Diversity Web — Arkive — IUCN Red List
•Linked Data Principles Add your value - link to others
- Description text maintained in Wikipedia
• Linked Data Practice
- Embed links
- Publish RDF
• Follow-your-nose navigation
• SEO Goodness!
BBC Wildlife Finder
Wednesday, 1 December 2010
82. RDF is ...
Resource Description Framework
http://www.w3.org/RDF/
A simple, powerful, data model
Used to define relationships between things
Designed to work with the architecture of the web
The data model for the Web of Data
Wednesday, 1 December 2010
98. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Wednesday, 1 December 2010
99. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Wednesday, 1 December 2010
100. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Cape Canaveral
Cape Canaveral, United Statesname
launchsite
Wednesday, 1 December 2010
101. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Wednesday, 1 December 2010
102. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Wednesday, 1 December 2010
103. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Subject Property Value
Wednesday, 1 December 2010
104. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Subject Property Value
Subject Property Value
Wednesday, 1 December 2010
105. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Subject Property Value
Subject Property Value
Statement or Triple
Wednesday, 1 December 2010
106. Apollo 11 Command and
Service Module
Cape Canaveral
Cape Canaveral,
United States
namelaunchsite
Subject Property Value
Subject Property Value
Statement or Triple
Statement or Triple
Wednesday, 1 December 2010
107. Simple Rules for Merging
URIs name the resources we are describing
Two people using the same URI are describing
the same thing
The same URI in two datasets becomes one
URI with all of the properties from both datasets
RDF data can use URIs from many different
websites
Wednesday, 1 December 2010
108. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Cape Canaveral
Cape Canaveral, United Statesname
launchsite
Wednesday, 1 December 2010
109. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Cape Canaveral
Cape Canaveral, United Statesname
launchsite
http://...
/1969-059A
http://...
/Spacecraft
http://...
/cape+cana...
Wednesday, 1 December 2010
110. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Cape Canaveral
Cape Canaveral, United Statesname
launchsite
http://...
/1969-059A
http://...
/Spacecraft
http://...
/cape+cana...
http://...
/cape+cana...
N 28° 27' 31''latitude
W 80° 31' 59''longitude
Wednesday, 1 December 2010
111. Apollo 11 Command and
Service Module
Spacecrafta
Apollo 11 Command and Service Modulename
16 July 1969launched
28801.0mass
Cape Canaveral
Cape Canaveral, United Statesname
launchsite
http://...
/1969-059A
http://...
/Spacecraft
http://...
/cape+cana...
N 28° 27' 31''latitude
W 80° 31' 59''longitude
Wednesday, 1 December 2010
112. Simple Rules for Merging
Graphs from several different sources can be
merged
Resources with the same URI are considered
identical
No limitations on which graphs can be merged
Wednesday, 1 December 2010
116. Commercial data linked in
An internal Web of Data - merging data sets
The Web of Data
Commercial
⁁
Wednesday, 1 December 2010
117. Commercial data linked in
An internal Web of Data - merging data sets
Linking out to draw in valuable public resources
The Web of Data
Commercial
⁁
Wednesday, 1 December 2010
118. Commercial data linked in
An internal Web of Data - merging data sets
Linking out to draw in valuable public resources
Controlled mixing public & private
The Web of Data
Commercial
⁁
Wednesday, 1 December 2010
119. Commercial data linked in
An internal Web of Data - merging data sets
Linking out to draw in valuable public resources
Controlled mixing public & private
Building on global innovation
The Web of Data
Commercial
⁁
Wednesday, 1 December 2010
128. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Wednesday, 1 December 2010
129. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Wednesday, 1 December 2010
130. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Merging dissimilar data sets
Wednesday, 1 December 2010
131. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Merging dissimilar data sets
Web ready - Web native data
Wednesday, 1 December 2010
132. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Merging dissimilar data sets
Web ready - Web native data
Link in value from internal and external data
Wednesday, 1 December 2010
133. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Merging dissimilar data sets
Web ready - Web native data
Link in value from internal and external data
Emerging global data markets
Wednesday, 1 December 2010
134. Summary
Linked Data - building towards a Semantic Web
Pragmatic implementation of web standards
Of equal value behind the firewall
Merging dissimilar data sets
Web ready - Web native data
Link in value from internal and external data
Emerging global data markets
Early days but rapid progress
Wednesday, 1 December 2010