Semantic Web

SEMANTIC WEB

Visual Resource Association 2010 Conference

Engaging New Technologies, Part II

Meghan Musolff, University of MichiganGreg Reser, University of California, San Diego

Semantic Web

Semantic Web

Image credit: http://www.w3.org/2009/Talks/0204-ted-tbl/#(13)

Semantic Web

Don’t be scared!

The Semantic Web is great.

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Semantic WebLinked Data

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What is the Semantic Web?

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bits of information

other bits of information+ = Discovery!

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Web 3.0?

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+EducationalCulturalGovernment

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Semantic Web runs on the Linked Data method.

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datadata


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Doesn’t Google already do this?

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2.9 million “things”

479 million “facts”

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Neil diamond image

Image credit: http://www.flickr.com/photos/77935962@N00/1804599774/

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Want another example?

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DBpedia Mobile

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Why is this important?

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It’s important because….

1.Data integration

2.Resource discovery and classification

3.Knowledge sharing and exchange

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Linked Data ?

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Linked Data

Use URIs as names for things

Uniform Resource Identifier

Semantic Web

Linked Data


Use HTTP URIs so that people can look up those names

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Linked Data



When someone looks up a URI, provide useful information, using RDF or SPARQL

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Include links to other URIs so that they can discover more things

Linked Data

HELLOmy name is

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Linked Data

http://dbpedia.org/page/Mona_Lisa

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Use HTTP URIs as names for thingsso that people can look up those names

http://dbpedia.org/page/Mona_Lisa

Linked Data

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Linked Data

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Include links to other URIs so that they can discover more things

Linked Data

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these links…

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…become structured data

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Under the hood

html page display

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Under the hoodBrowser location bar

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Under the hood

http://dbpedia.org/property/title "Abraham Lincoln"

property tag plain text

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RDF Triples (N3)

Title: Abraham Lincoln

Predicate (property)

http://dbpedia.org/property/title

Object (value)

"Abraham Lincoln"

Subject (thing)

http://dbpedia.org/page/Abraham_Lincoln_%281920_statue%29

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XML

<vra xsi:schemaLocation="http://www.vraweb.org/projects/vracore4/vra-4.0-restricted.xsd">

<work id="w_0005" refid="1" source=“Greg's imaginary collection">

<title pref="true">Abraham Lincoln</title>

XML

<vra xsi:schemaLocation="http://www.vraweb.org/projects/vracore4/vra-4.0-restricted.xsd">

<work id="w_0005" refid="1" source=“Greg's imaginary collection">

<title pref="true">Abraham Lincoln</title>

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RDF Triples (N3)

Subject Predicate Object

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RDF/XML

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http://relfinder.dbpedia.org/

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What does this have to do with visual resources?

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1. Adds value to images

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2. Increases discovery of your images

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2. Increases discovery of your images

3. Improves user-end experience

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Combines:

Names and GPS coordinates

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Geo: lat 38.897671

Geo: long -77.036552

within 1 km radius

http://dbpedia.org/page/White_House

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search for “White House”

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Now with linked data!

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DBpedia Dublin Core and DCMI Terms FRBR concepts in RDF GeoNames LCCN Permalink lingvoj.org OAI-ORE OWL RDA WorldCat

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For links to more information about this topic (and other topics covered by the Engaging Technologies Team, please see our delicious page.

VRA 2010 Engaging Technologies Delicious Account

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Education

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