managing domain ontologies within the aos

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




Systems Division

Margherita Sini

Slide 2

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 3

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 4

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 5

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 6

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 7

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 8

July 2005

Managing domain


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





Systems Division

Margherita Sini

Slide 9

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 10

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 11

July 2005

Managing domain


6th AOS Workshop

Vila Real(Portugal)

26-27 July 2005

Making sub-domain ontology available (1)


Sub-domainontologies

Metadataontologies

Ontologies registry




Systems Division

Margherita Sini

Slide 12

July 2005

Managing domain


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?




Systems Division

Margherita Sini

Slide 13

July 2005

Managing domain


6th AOS Workshop

Vila Real(Portugal)

26-27 July 2005

Maintaining the AOS/CS phase 1

WorkbenchMaintenance Area

ImprovedAGROVOC

AGROVOCSKOS

AGROVOC OWL




Systems Division

Margherita Sini

Slide 14

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 15

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 16

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 17

July 2005

Managing domain


6th AOS Workshop

Vila Real(Portugal)

26-27 July 2005

Workflow (2)


extract

maintenance

Annotationtools

Guidelines

merge

publish

merge

enrich




Systems Division

Margherita Sini

Slide 18

July 2005

Managing domain


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)




Systems Division

Margherita Sini

Slide 19

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 20

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 21

July 2005

Managing domain


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)




Systems Division

Margherita Sini

Slide 22

July 2005

Managing domain


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




Systems Division

Margherita Sini

Slide 23

July 2005

Managing domain


6th AOS Workshop

Vila Real(Portugal)

26-27 July 2005

margherita.sini@fao .org

Thank you!

managing domain ontologies within the aos

Education