managing domain ontologies within the aos
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 1
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Managing domain ontologieswithin the
Agricultural Ontology Service(AOS)
6th AOS WorkshopVila Real (Portugal)
26-27 July 2005
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 2
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Outline
• What we are talking about• What do we need• Where do we start from• Building sub-domain ontologies• Making sub-domain ontology available• Maintaining the AOS/CS• Workflows• Concluding remarks
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 3
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
What we are talking about: Inventory of FAO sub-domain ontologies (1)
• Fishery (aquatic sciences, vessels, commodities, organisms, ...): multilingual (EN, ZH), 12 OWL files, 30000 concepts, relationships, 7 namespaces
• Food safety (food safety, animal & plant health, phytosanitary, farm and farming, ...): multilingual (EN, FR, ES), 6 OWL files, 3000 concepts, no relationships, 5 namespaces
• FNA (metadata ontology for bibliographical resources): multilingual (EN, FR, ES), 1 KAON file, 20 concepts, relationships ,300 instances, 1 namespace
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 4
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
What we are talking about: Inventory of FAO sub-domain ontologies (2)
• Ongoing:– AGROVOC– CGIAR– CWR
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 5
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
What do we need (1)
• Strategic partnerships– Technical developments– Content management
• Tools (workbench, reasoners, ...)• Publishing web site
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 6
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
What do we need (2)
• We need killer application• First: we need ontologies• Demo• Publications
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 7
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Where do we start from
• FAO– Responsible for the quality of the CS– Integrate terminology– Enrich multilinguality
AGROVOCConcept Server
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 8
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Building sub-domain ontologies (1): Starting from qualitative data
CurrentAGROVOC
AnnotationTool
For improvementFor refinement
Restructure
AGROVOCConcept Server
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 9
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Building sub-domain ontologies (2):
• AOS users / clients– Reuse of sub-trees– Responsible for the quality – Versioning
Sub-domainontologiesMetadata
ontologies
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 10
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Building sub-domain ontologies (3):
• Format (OWL)• Tools (Protégé, ...)• Merging techniques and tools• Issues:
– Time– Complexity– Guidelines
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 11
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Making sub-domain ontology available (1)
AGROVOCConcept Server
Sub-domainontologies
Metadataontologies
Ontologies registry
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 12
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Making sub-domain ontology available (2)
• Disseminate through the FAO Coherence portal– Right policy– Quality check?
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 13
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Maintaining the AOS/CS phase 1
WorkbenchMaintenance Area
ImprovedAGROVOC
AGROVOCSKOS
AGROVOC OWL
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 14
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Text extraction
Terminologist support• concordance • pattern-matching• frequency count • KWIC
Concept Hierarchy
WWW
feed
inpu
t
feed
subjectdocuments
spider
Maintaining the AOS/CS phase 1: Workbench
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 15
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Maintenance Area
AGROVOCRelational Database
TagText
AGROVOCSKOS
AGROVOC OWL
Other Thesauri
integrate
Maintaining the AOS/CS phase 2
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 16
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Workflow (1): Actors
AGROVOC Concept Server
AGROVOC managers
(terminology specialists)
Terminology users /
providers
Sub-domain ontology
developers
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 17
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Workflow (2)
AGROVOCConcept Server
extract
maintenance
Annotationtools
Guidelines
merge
publish
merge
enrich
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 18
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Workflow (3)
terminologists
manage terms
administrators
manage users
AGROVOC managers
AOS/CS Workbench system
corpustext
CSrepository
used to update
- manage corpus- validate terminology work
additonal data(e.g. user rights)
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 19
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Legend
Functionalities: domain corpora
yes AGROVOC manager
AOS/CS System
corpustext
action
test
login andconnectdomain
corpora alreadyexisting?
no
create corpus(name, lang)
AssociateURLs
Associateand
uploaddocuments
Select the corpus
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 20
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Functionalities: create new conceptterminologist
(EN)
search
no
yes termexists?
display relatedconcept
loginAOS/CS
Workbench system
CSrepository
create new termfor existing concept
conceptexist?
yes
no
create new concept(new uri)
assign term to thisconcept
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 21
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
administrator
login
create user
delete user
assign a new role(e.g. edit a language)
.......
Functionalities: user management
AOS/CSWorkbench system
additional data(e.g. user rights)
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 22
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
Concluding remarks
• FAO update the CS• Users will extract, use and expand• Workbench• Need to identify AGROVOC excellent
center• Workshops and training
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Food and Agriculture
Organization of the UN
Library and Documentation
Systems Division
Margherita Sini
Slide 23
July 2005
Managing domain
ontologies within the AOS
6th AOS Workshop
Vila Real(Portugal)
26-27 July 2005
margherita.sini@fao .org
Thank you!