ontology portal for the food nutrition

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					Food, Nutrition
and Agriculture
Ontology Portal                           Ontology Portal for the
 Presentation
                         Food, Nutrition and Agriculture Journal

Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004         FAO, 10 June 2004
                                                      Outline
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   • What’s behind the portal
                   • What are semantic technologies
Semantic Web
technologies
                   • What’s possible to do...
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation




Semantic Web
technologies
    FAO
  June 2004
                   What’s behind the portal...

   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                     A bibliographical metadata ontology
Food, Nutrition
and Agriculture
Ontology Portal    FAOBIB DOCREP
 Presentation




                      Merging
Semantic Web
technologies             +
    FAO
  June 2004          Transform

   Food and
   Agriculture
 Organization of
    the UN

                   The ontology is composed of:
     GILW
  Library and      • concepts
 Documentation
Systems Division   • relationships between concepts
                   • instances
10-06-2004
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation




Semantic Web
technologies
    FAO
  June 2004
                   What are semantic technologies

   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                                      Semantic technologies
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   • Intend to give meaning to web content and make
                     use of it.
                      – Information is formalized in order to eliminate ambiguities
Semantic Web          – Information is unambiguously defined for machine-
technologies
    FAO                 processing
  June 2004
                   • Semantic technologies include tools, processing,
   Food and          and techniques (e.g. natural language processing, etc.)
   Agriculture
 Organization of
    the UN
                   • Ontologies
                      – Knowledge representation and organization
     GILW
  Library and
 Documentation
                      – Concepts are uniquely defined in terms of constraints and
Systems Division        the surrounding context, realised with multiple
                        lexicalisations (synonyms, translations, etc.)
10-06-2004
                      – Capability of performing reasoning or making inferences
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation




Semantic Web
technologies
    FAO
  June 2004
                   What’s possible to do...

   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                             What is possible to do (1)
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   • Easy navigation of the objects by following the
                     semantic links
                   • Multilingual concept resolution
Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                            What is possible to do (2)
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   • Get suggestions for the navigation
                     (e.g. synonyms):

Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004                  DEMO
                                           What is possible to do (3)
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   • Guided query formulation


Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                                              DEMO
                                                      What is possible to do (4)
Food, Nutrition    • Improve browsing:
and Agriculture
Ontology Portal       – e.g. continent / regions / countries
 Presentation
                      – e.g. link Agris/Caris categories with keywords
                   • Perform some inferencing:
                      – get the authors associated with specific keywords or vice versa
Semantic Web
technologies             (“what an author wrote about between two years”, “who wrote about
    FAO                  famine in 1999”, etc.)
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                                What is possible to do (5)
Food, Nutrition
and Agriculture
Ontology Portal    • Perform some inferencing:
 Presentation
                      – get the co-authors
                      – show articles with the same set or related keywords

Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                                        What is possible to do (6)
Food, Nutrition
and Agriculture
                   • Improve searching:
Ontology Portal       – concept identification through natural language
 Presentation
                        processing: spell checking, parsing
                        (e.g. “Dietary guidelines for human nutrition” or “Anaemia in children”)

Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN


     GILW
  Library and
 Documentation
Systems Division


10-06-2004
                                        What else...
Food, Nutrition
and Agriculture
Ontology Portal
 Presentation
                   ... and lots more.

Semantic Web
technologies
    FAO
  June 2004



   Food and
   Agriculture
 Organization of
    the UN
                   Thanks!
     GILW
  Library and
 Documentation
Systems Division


10-06-2004

				
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