18. Using basic section 7 -
“relation”
describes relations between different learning
objects
not “metadata”
19. Using basic section 7 -
“relation”
describes relations between different learning
objects
IS PART OF
not “metadata”
20. Using basic section 7 -
“relation”
describes relations between different learning
objects
IS PART OF
not “metadata”
would lead to combinatorial explosion of
relationships
21. Using basic section 7 -
“relation”
describes relations between different learning
objects
IS PART OF
not “metadata”
would lead to combinatorial explosion of
relationships
!
22. Solutions (?)
IMS ILOX - “Information for learning object exchange”
Qualify location
Qualify location with an identifier service
Create Recursive LOM instances
33. Profile LOM section 4.3
technical.location
WHAT IF FOR EXAMPLE RIGHTS ARE
DIFFERENT FOR DIFFERENT VERSIONS?
34. Recursive LOM-structure
EACH LEVEL TAKES A SUBSET OF THE LOM
LEVELS ARE RELATED TO EACH OTHER WITH A NEW
RELATION IN SECTION 7 OF THE LOM
TECHNICAL.LOCATION
IN THE LEAF NODES
!
35. Recursive LOM-structure
EACH LEVEL TAKES A SUBSET OF THE LOM
LEVELS ARE RELATED TO EACH OTHER WITH A NEW
RELATION IN SECTION 7 OF THE LOM
TECHNICAL.LOCATION
IN THE LEAF NODES
!
36. Recursive LOM-structure
EACH LEVEL TAKES A SUBSET OF THE LOM
LEVELS ARE RELATED TO EACH OTHER WITH A NEW
RELATION IN SECTION 7 OF THE LOM
TECHNICAL.LOCATION
IN THE LEAF NODES
IMPLEMENTATION ISSUES? !
43. Summary
Expressive Backwards conceptual
power compatible cleanness
Wrapper around LOM very good limited excellent
very good to
Qualify LOM location limited excellent
excellent
Recursive LOM (section 7) very good excellent good
Recursive LOM (section 3) very good excellent excellent
44. Summary
Expressive Backwards conceptual
power compatible cleanness
Wrapper around LOM very good limited excellent
very good to
Qualify LOM location limited excellent
excellent
Recursive LOM (section 7) very good excellent good
Recursive LOM (section 3) very good excellent excellent
45. Summary
Expressive Backwards conceptual
power compatible cleanness
Wrapper around LOM very good limited excellent
very good to
Qualify LOM location limited excellent
excellent
Recursive LOM (section 7) very good excellent good
Recursive LOM (section 3) very good excellent excellent
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