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WeST – Web Science & Technologies
         University of Koblenz Landau, Germany




Semantic Web
   Steffen Staab
…a short history of the Web…
                                                          <HTML>
                            Phone book
                            <HTML>                        Aalta
                            CERN
                            Researcher
                                                          Interests…
                            Aalta 234 789     <HTML>      Phone 789
                            …                 Zyström
                            Zyström 981
                                              Colleague
                                              Tel 981




    ~1989
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
World Wide Web




                           WWW :=
                           Hypertext &
                           Internet &
                           Social Phenomenon




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
More than 1 Billion Users Later …




                            Sir Tim Berners-Lee


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
…the History of the Web continued…

                            Phone                         <HTML>
                            Book                          Aalta
                            CERN
                                                          Interests…
                                              <HTML>
                            Aalta 789                     Tel 789
                                              Zyström
                            …
                            Zyström 981
                                              Collegue
                                              Phone 981




    ~1995
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
…the Problem Inherent to Knowledge…
                                                       <HTML>



                                              <HTML>




    ~1995
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
…now you can read it more easily…
                                                <HTML>




                       <HTML>


                                                         What a computer
                                                          understands!




WeST – Web Science &     Steffen Staab
Technologies             staab@uni-koblenz.de
…the History of the Semantic Web…

                            <HTML>                     <HTML>
                            Researcher
                            Forscher

                            Aalta 789
                                              <HTML>
                            …
                            Zyström 981




    ~1995
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
What do you need for this idea?

                             <HTML>                     <HTML>
    1. Language for
                             Researcher
                             Forscher
         (meta-)data
                             Aalta 789
     2. Language for                           <HTML>
                             …
          describing         Zyström 981
      schema which
         (meta-)data
           adhere to

3. Exchange of data
   and schemata via
           Internet

  4. Lots of people
  and applications


 WeST – Web Science &   Steffen Staab
 Technologies           staab@uni-koblenz.de
Semantic Web

    1. Language for
         (meta-)data

     2. Language for                           Semantic Web :=
          describing
                                               Semantic Web Data &
      schema which
         (meta-)data                           Ontologies &
           adhere to
                                               Internet &
3. Exchange of data
   and schemata via                            Social Phenomenon
           Internet

  4. Lots of people
  and applications


 WeST – Web Science &   Steffen Staab
 Technologies           staab@uni-koblenz.de
SEMANTIC WEB IN ACTION


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Google for „Vincent van Gogh“




                                              Screenshot by
                                              Kingsley Idehen




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Van Gogh on Facebook




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Facebook Data Object




                                              Screenshot by
                                              Kingsley Idehen




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Van Gogh on Wikipedia




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
DBPedia Data Object




                                               Screenshot by
                                               Kingsley Idehen

         Note: DBPedia harvests knowledge from Wikipedia

WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Freebase Data Object




                                              Screenshot by
                                              Kingsley Idehen


   Note: MetaWeb producing Freebase is a Semantic Web
   company bought by Google in 2010
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Google Search with Google Knowledge Graph




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
APPLICATION: SCHEMA.ORG


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Google Rich Snippets




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Content
What’s in the schema?
 Creative works: CreativeWork, Book, Movie,
  MusicRecording, Recipe, TVSeries ...
 Embedded non-text objects: AudioObject, ImageObject,
  VideoObject
 Event
 Organization
 Person
 Place, LocalBusiness, Restaurant ...
 Product, Offer, AggregateOffer
 Review, AggregateRating

 Annotating data within normal Web pages
WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Return on Investment

 BestBuy early adopter
    Launched Semantic Product Web, augmented with
     GoodRelations and RDFa,
    30% increase in traffic to their pages.
    (not a scientifically precise experiment!)

 Nick Cox@Yahoo!
   search results augmented with structured data get
     15% higher click-through rate



              Cf http://www.chiefmartec.com/2009/12/best-buy-jump-starts-data-web-
              marketing.html
WeST – Web Science &     Steffen Staab
Technologies             staab@uni-koblenz.de
APPLICATION:
     E-GOVERNMENT

WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
http://lisa.west.uni-koblenz.de/lisa-demo/
Family‘s analysis of Munich LOD + Open Street Map data




 WeST – Web Science &   Steffen Staab
 Technologies           staab@uni-koblenz.de
http://lisa.west.uni-koblenz.de/lisa-demo/
Entrepreneur‘s analysis of Munich LOD + Open Street Map data




                        1. Prize
                        German
                        Linked Open Gov Data
                        Competition 2012




 WeST – Web Science &        Steffen Staab
 Technologies                staab@uni-koblenz.de
APPLICATION: WEB 3.0


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Making Web 2.0 More Accessible


                                                        GeoNames


                                   Links                Location



                                                                   low- to
                                                xxxxx
                       Persons                  xxxx               midlevel
                                                                   features


                            Knowledge                     Tags



WeST – Web Science &     Steffen Staab
Technologies             staab@uni-koblenz.de
Choosing between Koblenz – and Koblenz




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Contextual Information




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Tag-based refinement




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
A tag view of „Koblenz“ & „Castle“




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Semantic Identity – Festung Ehrenbreitstein




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Persons – Celebrities, FOAFers & Flickr Users




                       Billion Triples Challenge 1. Prize
                       2008




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
APPLICATION: E-SCIENCE


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
>1000 Life Science DBs, number growing quickly




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Querying Biochemical Web Sites

    Rich Site Structure




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
APPLICATION: BUSINESS


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Organizational
          knowledge work




                             ?
                       How to integrated?
                                              Individual
                                              knowledge work




WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Integration of organizational & individual knowledge work
   Scenario:
   SME architecture
   office




    German KM 1. Prize 2011




 WeST – Web Science &   Steffen Staab
 Technologies           staab@uni-koblenz.de
RESEARCH CHALLENGES


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
Developing methods…

 Identity
 Provenance
    Origin
    Trust
 Search
    Intelligent Search
    Ranking                                  BTC 1. Prize 2011
 Scalability
    Cloud
    Querying
    Distribution


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de
THANK YOU!


WeST – Web Science &   Steffen Staab
Technologies           staab@uni-koblenz.de

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Semantic Web - A Survey Talk

  • 1. WeST – Web Science & Technologies University of Koblenz Landau, Germany Semantic Web Steffen Staab
  • 2. …a short history of the Web… <HTML> Phone book <HTML> Aalta CERN Researcher Interests… Aalta 234 789 <HTML> Phone 789 … Zyström Zyström 981 Colleague Tel 981 ~1989 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 3. World Wide Web WWW := Hypertext & Internet & Social Phenomenon WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 4. More than 1 Billion Users Later … Sir Tim Berners-Lee WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 5. …the History of the Web continued… Phone <HTML> Book Aalta CERN Interests… <HTML> Aalta 789 Tel 789 Zyström … Zyström 981 Collegue Phone 981 ~1995 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 6. …the Problem Inherent to Knowledge… <HTML> <HTML> ~1995 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 7. …now you can read it more easily… <HTML> <HTML> What a computer understands! WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 8. …the History of the Semantic Web… <HTML> <HTML> Researcher Forscher Aalta 789 <HTML> … Zyström 981 ~1995 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 9. What do you need for this idea? <HTML> <HTML> 1. Language for Researcher Forscher (meta-)data Aalta 789 2. Language for <HTML> … describing Zyström 981 schema which (meta-)data adhere to 3. Exchange of data and schemata via Internet 4. Lots of people and applications WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 10. Semantic Web 1. Language for (meta-)data 2. Language for Semantic Web := describing Semantic Web Data & schema which (meta-)data Ontologies & adhere to Internet & 3. Exchange of data and schemata via Social Phenomenon Internet 4. Lots of people and applications WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 11. SEMANTIC WEB IN ACTION WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 12. Google for „Vincent van Gogh“ Screenshot by Kingsley Idehen WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 13. Van Gogh on Facebook WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 14. Facebook Data Object Screenshot by Kingsley Idehen WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 15. Van Gogh on Wikipedia WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 16. DBPedia Data Object Screenshot by Kingsley Idehen Note: DBPedia harvests knowledge from Wikipedia WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 17. Freebase Data Object Screenshot by Kingsley Idehen Note: MetaWeb producing Freebase is a Semantic Web company bought by Google in 2010 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 18. Google Search with Google Knowledge Graph WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 19. APPLICATION: SCHEMA.ORG WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 20. Google Rich Snippets WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 21. WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 22. Content What’s in the schema?  Creative works: CreativeWork, Book, Movie, MusicRecording, Recipe, TVSeries ...  Embedded non-text objects: AudioObject, ImageObject, VideoObject  Event  Organization  Person  Place, LocalBusiness, Restaurant ...  Product, Offer, AggregateOffer  Review, AggregateRating  Annotating data within normal Web pages WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 23. Return on Investment  BestBuy early adopter  Launched Semantic Product Web, augmented with GoodRelations and RDFa,  30% increase in traffic to their pages.  (not a scientifically precise experiment!)  Nick Cox@Yahoo!  search results augmented with structured data get 15% higher click-through rate Cf http://www.chiefmartec.com/2009/12/best-buy-jump-starts-data-web- marketing.html WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 24. APPLICATION: E-GOVERNMENT WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 25. http://lisa.west.uni-koblenz.de/lisa-demo/ Family‘s analysis of Munich LOD + Open Street Map data WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 26. http://lisa.west.uni-koblenz.de/lisa-demo/ Entrepreneur‘s analysis of Munich LOD + Open Street Map data 1. Prize German Linked Open Gov Data Competition 2012 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 27. APPLICATION: WEB 3.0 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 28. Making Web 2.0 More Accessible GeoNames Links Location low- to xxxxx Persons xxxx midlevel features Knowledge Tags WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 29. Choosing between Koblenz – and Koblenz WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 30. Contextual Information WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 31. Tag-based refinement WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 32. A tag view of „Koblenz“ & „Castle“ WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 33. Semantic Identity – Festung Ehrenbreitstein WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 34. Persons – Celebrities, FOAFers & Flickr Users Billion Triples Challenge 1. Prize 2008 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 35. APPLICATION: E-SCIENCE WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 36. >1000 Life Science DBs, number growing quickly WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 37. Querying Biochemical Web Sites Rich Site Structure WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 38. APPLICATION: BUSINESS WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 39. Organizational knowledge work ? How to integrated? Individual knowledge work WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 40. Integration of organizational & individual knowledge work Scenario: SME architecture office German KM 1. Prize 2011 WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 41. RESEARCH CHALLENGES WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 42. Developing methods…  Identity  Provenance  Origin  Trust  Search  Intelligent Search  Ranking BTC 1. Prize 2011  Scalability  Cloud  Querying  Distribution WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de
  • 43. THANK YOU! WeST – Web Science & Steffen Staab Technologies staab@uni-koblenz.de