Paradata standards presentation, IDEA012

Paradata standards presentation, IDEA012

• 1.
  Education Services Australia ParadataStandard Nick Nicholas
• 2.
  Education Services Australia •Standards critical to what we do • Interoperability & Specification • Education Vocabularies Australia (RDF, SKOS) • Schools Online Thesaurus (RDF, SKOS) • Machine Readable Australian Curriculum (RDF, DC, ASN) • ANZ LOM for NDLRN resources (LOM) • Identity Projects (OpenId, SAML, SIF) • Improve (IMS QTI) • Paradata (LR Paradata)
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  Paradata • Usage analyticsof digital learning resources • Quantitative metrics • How often was this resource downloaded? • Paedagogic context, inferred through user actions • Where was this resource taught? • How was this resource aligned with the curriculum? • What kinds of teachers used the resource? • Cf. Metadata, provided by experts
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  Paradata • Usage analyticsof digital learning resources • Individual or Aggregated • A teacher from Victoria used this resource in a Year 3 Geography class last Tuesday • 347 users accessed this resource last month
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  Why? • Improved searchranking • Communities of practice • Feedback to publishers • Feedback to jurisdictions • Discovery across portals • Discovery outside portals
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  History • Initially defined2010 • National Science Digital Library, XSD • Learning Registry, 2011 • Several US participants, UK, EU • Moving towards LRMI (Schema.org) • ADL, 2012 (TinCan) • Specifications based on ActivityStreams • Same overall structure, differ in some attributes and level of strictness
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  Web 2.0 Standard •Represented in JSON • Lightweight (to deploy & to consume) • Open-ended • No managed vocabularies • Key-value pairs • A few fixed structural keys • Statements: predicates • actor, verb, object (the resource), context • “(John) (liked) (War and Peace) (on Facebook)”
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  Example “Seven Victorian Englishteachers aligned learning resource R7878 to Australian Curriculum content description ACELA1326” •Activity •Verb: •Action: aligned •Measure: •MeasureType: count •Value: 7 •Actor: •Description: VIC, English •objectType: teacher •Object: •ID: R7878 •objectType: Learning resource •Related: •ID: ACELA1326 •objectType: academic standard
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  Web 2.0 (loose)standard • Yes, Risk of splintering • Of vocabularies • Of structure • Of management • But: Easy adoption • Easy to implement • Easy to customise • Harness existing infrastructure • Which are standards
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  Links • Learning Registry: • http://www.learningregistry.org/documents • http://www.commoncorelabs.com/ • TinCan: • http://www.adlnet.gov/capabilities/tla/exp erience-api • ActivityStreams: • http://activitystrea.ms/ • Australian Paradata Blog • http://australianparadata.wordpress.com