LOM metadata standard

1. IEEE LOM
Bram Vandeputte
K.U.Leuven
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2. slideshare
• http://www.slideshare.net/bramvandeputte
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3. Index
• Introduction
• General Overview
• Detailed structure
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4. Introduction
• LO : digital or non digital resource
• conceptual data schema : interoperability
• multi cultural and lingual contexts
• hierarchical
• 9 categories
• extendable
• IEEE LOM final draft (Google) :
• http://ltsc.ieee.org/wg12/files/LOM_1484_12_1_v1_Final_Draft.pdf
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5. General Overview
• Structure
• Data types
• Vocabularies
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6. Structure
1. general : general info about LO
2. lifecycle : history and current state
3. meta metadata : info about metadata
4. technical : requirements and characteristics
5. educational : and pedagogic characteristics
6. rights : IPR and CoU
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7. Structure
7. relation : relationships between LO’s
8. annotation : comments on educational use
9. classification : class. system
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8. Data types
• LangString : (“en”, “This is a String”)
• DateTime : “1997-07-16T19:20:30+01:00”
• Duration : “PT1H30M” (1h and 30 min)
• CharacterString
• Undefined
• Vocabulary
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9. Vocabularies
• recommended list of values -> extendable
• described in a source - value pair
• source defines the value space
• default : LOMv1.0
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10. Detailed structure
1. General :
1. identifier : catalog - entry
2. title
3. language
4. description
5. keyword
6. coverage : time, cultrure, geography or region
7. structure : vocabulary
8. aggregation level : granularity
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11. Detailed structure
2. lifecycle :
1. version
2. status
3. contribute : role - entity - date
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12. Detailed structure
3. meta metadata :
1. identifier : catalog - entry
2. contribute : role - entity - date
3. metadata schema : eg. LOMv1.0,
ASPECTv1.0, ...
4. language
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13. Detailed structure
4. technical :
1. format : MIME type (“text/html”)
2. size : in bytes
3. location : URL
4. requirement : OS or browser req.
5. installation remarks
6. other platform requirements
7. duration
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14. Detailed structure
5. educational :
1. interactivity type
2. learning resource type : figure, graph, text, ...
3. interactivity level : very low - very high
4. semantic density : very low - very high
5. intended end user role : teacher - learner ...
6. context : school - higher education ...
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15. Detailed structure
5. educational (bis)
7. typical age range : 12-18
8. difficulty : very easy - very difficult
9. typical learning time
10.description : how to be used
11.language : human language of intended user
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16. Detailed structure
6. rights :
1. cost : yes/no
2. copyright and other restrictions : yes/no
3. description
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17. Detailed structure
7. relation :
1. kind
2. resource : identifier + description
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18. Detailed structure
8. annotation : comments on educational use
1. entity
2. date
3. description
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19. Detailed structure
9. classification : one or more classification systems
1. purpose
2. taxon path
3. description
4. keyword
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20. Thank you
• Questions ?
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