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Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 11
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
Agricultural Learning Agricultural Learning Repositories & Metadata Repositories & Metadata
Application ProfilesApplication Profiles
Nikos ManouselisNikos Manouselis, Kostas Kastrantas, Kostas Kastrantas
Informatics LaboratoryInformatics LaboratoryDiv. of Informatics, Mathematics & Statistics Div. of Informatics, Mathematics & Statistics
Dept. of Science, Agricultural University of AthensDept. of Science, Agricultural University of AthensGREECEGREECE
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 22
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
Digital Learning RepositoriesDigital Learning Repositories• Digital Repository: system for the Digital Repository: system for the
storage, location and retrieval of digital storage, location and retrieval of digital resourcesresources
• Digital Learning Repository (DLR):Digital Learning Repository (DLR):– nature of resources or their description nature of resources or their description
reflects an interest of use in an educational reflects an interest of use in an educational context context
Holden C., “From Local Challenges to a Global Community: Learning Repositories Summit”, Academic ADL Co-Lab, 2003
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 33
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
A set of questionsA set of questions
• Are there DLRs with agricultural Are there DLRs with agricultural content?content?
• Which metadata schemas do they use?Which metadata schemas do they use?• Are there agriculture-specific Are there agriculture-specific
application profiles?application profiles?• Relation to AOS?Relation to AOS?
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 44
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
DLRs for agricultureDLRs for agriculture
• Those particularly focusing on Those particularly focusing on agricultural content/stakeholdersagricultural content/stakeholders
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 55
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
DLRs for agricultureDLRs for agriculture
• Those particularly focusing on Those particularly focusing on agricultural content/stakeholdersagricultural content/stakeholders
• Generic ones that also contain Generic ones that also contain some agricultural contentsome agricultural content
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 66
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
DLRs for agricultureDLRs for agriculture
• Generic ones that also contain Generic ones that also contain some agricultural contentsome agricultural content
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 77
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
DLRs for agricultureDLRs for agriculture
• Those particularly focusing on Those particularly focusing on agricultural content/stakeholdersagricultural content/stakeholders
• Generic ones that also contain Generic ones that also contain some agricultural contentsome agricultural content
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 88
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
Preliminary studyPreliminary study• Took place during 2005Took place during 2005• Examined 59 well-known generic DLRsExamined 59 well-known generic DLRs
– identified 27identified 27 DRLs with agricultural contentDRLs with agricultural content• In a total of ~881,000 educational In a total of ~881,000 educational
resources:resources:– ……only 3,201 resources (0.36%) related to only 3,201 resources (0.36%) related to
agricultural topicsagricultural topicsTzikopoulos et al., "Investigating Digital Learning Repositories' Coverage of Tzikopoulos et al., "Investigating Digital Learning Repositories' Coverage of
Agriculture-related Topics", ITAFE 2005.Agriculture-related Topics", ITAFE 2005.
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 99
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
AgricultureLivestock
Plant diseases, Weeds, and Pest Control
Forestry, Forest Products and Agroforestry
Crops and Horticulture
Natural Resources and Plant Science
Economics, Trade and Rural Development
Fisheries
Soil Science
Food
0
500
1000
1500
Sum
34.5% of resources not classified 34.5% of resources not classified (generally: agriculture)(generally: agriculture)
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1010
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
IMS CanCore IEEE_LOM Dublin_Core Other None
0
2
4
6
8
Sum
Majority uses a Majority uses a metadata standard metadata standard (mainly (mainly IEEE LOM or IEEE LOM or
LOM basedLOM based, and , and Dublin CoreDublin Core))
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1111
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
LR metadataLR metadata• Learning Technology specifications & Learning Technology specifications &
standards have been continuously standards have been continuously developed since early 1990sdeveloped since early 1990s
• IEEE Learning Object Metadata (LOM) IEEE Learning Object Metadata (LOM) standard widely adopted & standard widely adopted & implementedimplemented
• Competing schemas: Competing schemas: • DC-ed DC-ed (but, effort to come closer to LOM)(but, effort to come closer to LOM)
• ISO/IEC JTC1 SC36 LRM ISO/IEC JTC1 SC36 LRM (under development)(under development)
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1212
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
About IEEE LOMAbout IEEE LOM• Nine categories of elementsNine categories of elements
• 76 elements, all optional76 elements, all optional
• Produced by IEEE Learning Technology Produced by IEEE Learning Technology Standards CommitteeStandards Committee
• adopted as an IEEE standard on 2002adopted as an IEEE standard on 2002
• Past 3 years: studied in depth by Past 3 years: studied in depth by ISO/IEC JTC1 SC36 WG4ISO/IEC JTC1 SC36 WG4
• Interesting critique: Interesting critique: Friesen N. (2004) “International Survey Friesen N. (2004) “International Survey of Learning Object Metadata Implementation” (for ISO/IEC)of Learning Object Metadata Implementation” (for ISO/IEC)
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1313
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
LR metadata in agricultureLR metadata in agriculture• IEEE LOM application profilesIEEE LOM application profiles
• CG LOM Core (CGIAR)CG LOM Core (CGIAR)• BEN: Biosci Education Network (AAAS)BEN: Biosci Education Network (AAAS)• BioTune (Netherlands)BioTune (Netherlands)• ……and some of our work: and some of our work:
• BIO@GRO LOM AP (organic agriculture)BIO@GRO LOM AP (organic agriculture)• Organic.Edunet LOM AP (agroecology)Organic.Edunet LOM AP (agroecology)• ReGov LOM AP (rural SMEs’ development)ReGov LOM AP (rural SMEs’ development)
• Other approachesOther approaches• FAO’s FAO’s Agricultural Learning Resource AP (Ag-LR Agricultural Learning Resource AP (Ag-LR
AP)AP)• ICRICAT, IIT Kanpur, IIT Bombay et al.?ICRICAT, IIT Kanpur, IIT Bombay et al.?
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1414
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
Synergies with AOSSynergies with AOS• Use AGROVOC for classification purposes Use AGROVOC for classification purposes
inside LRM schemasinside LRM schemas• Use AGROVOC as a web serviceUse AGROVOC as a web service
• ……CGIAR’s DLR already does thisCGIAR’s DLR already does this
• Use an AGROVOC subset/specializationUse an AGROVOC subset/specialization• E.g. AGROVOC-based Agroecology ontologyE.g. AGROVOC-based Agroecology ontology• Implement separately? Include into AGROVOC?Implement separately? Include into AGROVOC?• Do special domains require other terms and/or Do special domains require other terms and/or
relations?relations?Sanchez-Alonso S. & Sicilia M.-A., “Using an AGROVOC-based ontology for the Sanchez-Alonso S. & Sicilia M.-A., “Using an AGROVOC-based ontology for the
description of learning resources on organic agriculture”, MTSR 2007.description of learning resources on organic agriculture”, MTSR 2007.
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1515
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
Potentially interesting…Potentially interesting…• Harmonization of agricultural LRMHarmonization of agricultural LRM
• Towards a commonly accepted schema?Towards a commonly accepted schema?• Commonly accepted mappings between widely Commonly accepted mappings between widely
used implementations? used implementations? (FAO’s Ag-LR AP, CG LOM Core, …)(FAO’s Ag-LR AP, CG LOM Core, …)
• Connection of agricultural DLRs with Connection of agricultural DLRs with federations of generic DLRsfederations of generic DLRs
• Organic.Edunet federation:Organic.Edunet federation:• Link to ARIADNE Foundation & GLOBE ConsortiumLink to ARIADNE Foundation & GLOBE Consortium• Query propagation using the Simple Query Query propagation using the Simple Query
Interface (SQI)Interface (SQI)• IMS Global Learning Consortium specification IMS Global Learning Consortium specification
((http://www.imsglobal.org/lode.htmlhttp://www.imsglobal.org/lode.html))
Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007Manouselis N., “Agricultural Learning Repositories & Metadata Application Profiles”, AOS 2007 1616
AGRICULTURAL UNIVERSITY OF ATHENSAGRICULTURAL UNIVERSITY OF ATHENSInformatics LaboratoryInformatics Laboratoryhttp://infolab-dev.aua.gr
For more information:For more information:
Nikos ManouselisNikos Manouselis
Informatics LaboratoryInformatics LaboratoryAgricultural University of AthensAgricultural University of Athens
[email protected]@ieee.org
http://infolab-dev.aua.grhttp://infolab-dev.aua.gr