wwr wissenswerkstatt rechensysteme Workshop Technische Aspekte der Nachhaltigkeit in Multi-Media-Lernsystemen Bremen, 22th and 23th April The Multidimensional LearningObjects and Modular Lectures Markup Language Denny Voigt Chair of Computer Architecture Institute of Computer Science University of Rostock

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock2 MMiSS Workshop in Bremen, 22th and 23th April 2004 Outline Project Context 3 Concepts and Features Major Tools around 3 Future Prospects

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock3 MMiSS Workshop in Bremen, 22th and 23th April 2004 Project ScopeWissenswerkstatt Rechensysteme (WWR) (in English Knowledge Factory for Computing Systems) goal of the project modular system of multi-media based teaching and learning modules 150 reusable modules reflecting the fundamental standard of knowledge in the field of computer engineering flexible combination of modules to complete courses support for face-to-face teachings and self-study basic technology - XML platform independent separates content and presentation various processing possibilities Partners Uni Rostock UniBW Hamburg Uni Lübeck Uni Hannover Uni Frankfurt a.M. FH Wiesbaden Uni Karlsruhe Uni Kaiserslautern Uni Chemnitz Uni Darmstadt Uni Passau Uni München Gesellschaft für Informatik e.V. (GI) Informationstechnische Gesellschaft (ITG) Siemens AG

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock4 MMiSS Workshop in Bremen, 22th and 23th April Goals Why another XML-based document description format for teachware? or Demands for the underlying document format. (development started in May 2001) adaptability for different learning situations / scenarios, e.g. full-time studies, independent and tutorial learning consistency of content prepared for different scenarios, e.g. slides to be used during lectures and the matching printable scripts for offline reading flexible handling of which and how content is to be presented vocabulary covering all aspects needed to implement teachware in the field of Computer Engineering

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock5 MMiSS Workshop in Bremen, 22th and 23th April Concepts - Scaling

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock6 MMiSS Workshop in Bremen, 22th and 23th April Concepts - Scaling inheritance child node gets scaling values from parent node in case of no explicit scaling restriction only subsets of the parents scaling values are allowed for the child nodes slide online script explicit scaling inherited scaling violates restriction slideonline … slide online script slide online … script … … …

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock7 MMiSS Workshop in Bremen, 22th and 23th April Concepts - Metamodel

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock8 MMiSS Workshop in Bremen, 22th and 23th April Concepts – Metamodel connecting more than one didactical part to the modules content side support for other kinds of didactical structures

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock9 MMiSS Workshop in Bremen, 22th and 23th April 2004 A Typical Module Structure 3 content 3 didactic media + + media references pu references

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock10 MMiSS Workshop in Bremen, 22th and 23th April Feature Overview scalability intensity, target, device didactical structure content blocks covering the most important information classes example, description, definition, algorithm, theorem, … content markup text enriched with additional information emphasis, footnote, abbreviation, citation, index, reference, … mathematical expressions through embedded MathML inline, separate paragraphs multimedia components images, animations, videos, sounds, applets, 3d-scenes, … annotations to describe them image sequences as an alternative presentation format (in case of missing plug-ins) …

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock11 MMiSS Workshop in Bremen, 22th and 23th April 2004 Tools validation of 3 modules schema conformance additional semantic constraints transformation … … from other formats to 3 PPT, Word, FrameMaker, LaTeX import of legacy content, authoring purposes … from 3 to presentation formats online XHTML slides XHTML, SVG, PPT script PDF no tools - no use

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock12 MMiSS Workshop in Bremen, 22th and 23th April 2004 Tools metadata authoring SAMAT – Semi Automatic Metadata Authoring Tool partially automatic metadata extraction export to LOM, ARIADNE, DC contact: connection to learning management systems 3 Middleware defines API for module management, transformation, course composition Stud.IP extension in progress contact: no tools - no use

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock13 MMiSS Workshop in Bremen, 22th and 23th April 2004 Processing 3 = M 3 Did. content & didactic XSLT intensity target device media MP3 MPEG JPEG MathML Java SVG 3 Cont. module description normalisation 3 normalised 3 syntactic & semantic validation 3 Did. val. 3 Cont. val. valid content & didactic PPT PDF XHTML output format generation 3 validation presentation formats databases, e.g. for literature, abbreviations, glossar and tasks XSLT, XSL-FO, … PPT LaTeX XML device specific parameters

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock14 MMiSS Workshop in Bremen, 22th and 23th April 2004 Future Prospects spin-off of 3 and its tools (regarding WWR context) usability for other subject areas (biology, chemistry, history, …) metamodel, user defined scaling transformation authoring … automatic course composition completion of middleware reference binding for Stud.IP

wwr wissenswerkstatt rechensysteme Denny Voigt, University of Rostock15 MMiSS Workshop in Bremen, 22th and 23th April 2004 Thanks for your attention!