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    Metadata for Technology Enhanced Learning Metadata for Technology Enhanced Learning Presentation Transcript

    • Metadata for TEL erik duval & martin wolpers K.U.Leuven & ARIADNE http://www.cs.kuleuven.be/~erikd 1
    • 2
    • slogan warning! http://www.kinkyangel.co.uk/
    • metadata?
    • metadata? • what (the heck is it)? • why (do we need it)? • where (does it come from)? • when (do we produce/use it)? • who (produces it)? • how (... whatever ...)?
    • what? is it?
    • • data about data • whatever that means • also: “web of things”
    • • data about data • whatever that means • also: “web of things” • LOM, DC, MPEG, ... • vCard, dateTime, microformats, ...
    • • data about data • whatever that means • also: “web of things” • LOM, DC, MPEG, ... • vCard, dateTime, microformats, ... • one man’s data is another man’s metadata • meta-metadata • title, chapter, abstract, references, ...
    • why? do we need it?
    • Abundance 10
    • Abundance 10
    • Abundance food travel music media ... 10
    • Searchability http://globe-info.org/ 11
    • Open Educational Resources
    • 13
    • 13
    • 13
    • 13
    • 13
    • Open abundance • standards based • as A4, sewage, lightbulb, ... • no lock-in • plug-and-play • platform for innovation
    • where? does it come from?
    • Cool! Who will enter the metadata? 16
    • Librarian metadata doesn’t scale! ARIADNE 17
    • Librarian metadata doesn’t scale! electronic ARIADNE forms must die! 17
    • context 18
    • context 18
    • context 18
    • http://ariadne.cs.kuleuven.be/amg/ 19
    • 20
    • AMG evaluation 21
    • AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) • 10 automatically generated (Prolearn deliverables) 21
    • AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) • 10 automatically generated (Prolearn deliverables) • 7 parameters • Completeness • Accuracy • Provenance • Conformance to expectations • Logical consistency and coherence • Timeliness • accessibility 21
    • AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) no significant • 10 automatically generated (Prolearn deliverables) • 7 parameters • Completeness difference! • Accuracy • Provenance • Conformance to expectations • Logical consistency and coherence • Timeliness • accessibility 21
    • when? do we produce/use it? who? produces it?
    • Better search? 23
    • Better search? 23
    • Better search? 23
    • Better search? 23
    • Better search? electronic forms must die! 23
    • Google is so passé… 25
    • Google is so passé… 25
    • Google is so passé… 25
    • Google is so passé… also: Moodle SidWeb Dokeos ... 25
    • teachers you used last year
    • teachers new since last year you used last year
    • teachers other teachers like you... new since last year you used last year
    • teachers used in this context other teachers like you... new since last year you used last year
    • teachers also used by... used in this context other teachers like you... new since last year you used last year
    • teachers learners also used by... used in this context other teachers like you... new since last year your peers you used have done last year this
    • teachers learners also used by... used in this context other teachers like you... new since they last year asked ... your peers you used have done last year this
    • teachers learners also used by... used in this context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
    • teachers learners also used by... used in learn this together? context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
    • teachers learners thumbs also used up/down? by... used in learn this together? context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
    • Open feedback 27
    • Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
    • Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
    • Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
    • 1.Property 2.Mobility 3.Economy ransparency 4.T 28
    • Questions? http://ariadne.cs.kuleuven.ac.be/ wordpress/eduval/ http://www.cs.kuleuven.be/~erikd Thanks! 29