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Metadata and Language Learning Objects New Models of Publication, New Environments for Sharing Curricula GLOCALL Conference November 2-7, 2007 Andrew Ross Brown University
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Stuff: Yours, ours, theirs. Yours: lessons, activities, assessments, realia, curricula. Ours: locally-shared materials -- the “filing cabinet”, course management systems. Theirs: textbooks, ancillary materials, media, enrichment sites.
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The LP and iTunes Atomization of content –Song, not album –Activity, not textbook Playback and mashup –“LP” model: primacy of textbook, linear curriculum, ancillaries to fill lacunae. –iTunes model: Non-linear approach to curriculum development.
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iTunes as Metaphor Move to content module and “chunked” content. Micropublication –Chapter, not book –Lesson, not module –Activity, not lesson Repository –Where does microcontent live?
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Learning objects and repositories Models –Local hosting –Web portal (MERLOT, Realia Project) –Content management systems (Drupal, Fedora, Dspace) Agnosticism, not dogma
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Architecture LO User Registry DB
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Wrapping the package
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Content Granular Compound Standards-based Linked Versioned Rated
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Formal Metadata Minimal, global, essential –Unique ID –Creator –Date –Version –Link –Rights
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Folksonomy Space for informal metadata –Chinese 1A, 101, Beginning, First-year –Hard, moderate, easy –Part of Lesson 5 –Goes with x textbook, accompanies y video Separate layer, Darwinian selection of terms by community
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Language Learning Object (LLO) Metadata Shared terminology –Targeted level, skill, objective –Instructional process –Associated objects –Sequence –Mappable Vocabulary, not architecture
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Metadata as lingua franca Formal metadata LLO metadata Folksonomic metadata No current common vocabulary for describing language learning objects. No consensus on quantity and schema for LLO metadata. No universally-accepted standard for formal metadata
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IALLT, Heinle and Metadata Cengage-Heinle: –Developing a Web 2.0 site to aggregate learning objects and user communities (wiki, blog, repositories …) –Generalized taxonomies and folksonomic openness. IALLT: –Developing controlled vocabularies for LLOs; standards for learning object composition, granularity. –IALLT will be responsible for the standard’s development and dissemination; Heinle will use IALLT standard metadata vocabularies for its learning materials.
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Why this model? Commercial publishing buy-in critical. Sole responsibility for database/ repository architecture is unsustainable. Folksonomies and informal peer review systems are critical to usability. Granular content facilitates mashups, flexible curricula.
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