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Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Markus KetterlUniversity of Osnabrück
virtUOS:Center for Information Management andvirtual Teaching
Web lecture productionMultimedia Content & Sharing
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Produktionskette:
• video/audio recording• PowerPoint presentation
•screencapture
„virtPresenter lecture recording system“
automatic content provision: Recording of the content,
preparation for publishing and providing on servers
virtPresenter lecturerecording framework
Podcasts (Audio, Video &
Enhanced Podcasts)
Web lectures
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Backend and content production
•4 Parts– Preparation– Recording– Processing– Distribution
•Processes are fully automated
•Lecturer starts/stops the presentation
•Recording system is scaleable
•Media on the servers + Metadata -> A/V repository
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Webinterface
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Content distribution 1
Production chain adds additional info and metadata for content re-use
PodcastversionsWeb lectures Course websites
University - LMS (Stud.IP)
iTunes Store / U YouTube
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Content distribution 3
Lernfunk audio/videocontent management system:
http://www.lernfunk.de/
virtPresenter Facebook integration: Social Network Application Group (University of Osnabrück)
Production chain adds additional info for further content re-use
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Social navigation support / Social generated footprints
Identify relevant parts in lecture recordings
In collaboration with the University of Pittsburgh
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Edit the recordingsonline & extract parts
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Content distribution 4
Wikipedia: http://de.wikipedia.org/wiki/Türme_von_Hanoi
Enhance Wikipedia with Multimedia:
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Integration in University Blog
English Language and Linguistics Online http://www.blogs.uni-osnabrueck.de/ello/
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Lernfunk - A/V repository
Situation at the University
University related multimedia content in different places:
- inside the LMS- faculty websites- course websites- EXTERN- Old/different media file types (e.g.
Real media Dinosaur)
- lost links- forgotten "hard discs“- ...
www.lernfunk.de
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Lernfunk - A/V repository
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre
Do you know how your content is used?
Distribution channelMain
InterfaceEmbed-Player
Interaction data
Additional data
public course websites ü - ü -
LMS (Stud.IP) ü ü ü üaudio/video repository ü ü ü -
Blog - ü ü üWiki - ü ü üFacebook ü - ü üYouTube * - - üiTunes Store (U) * - - -
podcast use / RSS podcatcher - - -podcast in Blog, Wiki or LMS Other plugins - - ü
* closed platform
COLLECTING INTERACTION DATA FROM MULTIPLE VIEWS
Examples for collected data:which platform is used, content playtime, search terms, additional links,user questions, how many users are online, user feedback
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Usage Analysis
users: 14353
• EmbedPlayer is used in 23% percent of all accesses even though it is relatively new.
• Embed-player is already well accepted by both students and lecturers.
• Web lecture vs. Podcast (Streaming vs. Download) --> Podcast is just a bonus
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Including our Candy
virtPresenter
PuMuKit
REPLAYSURFmedia
...
...
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Content distribution
virtPresenterLecture recordings
Streaming Servers Red5 +
Tomcat (blazeDS)
Data trafic:
- iTunes peaks!
- 2000 students every week using the virtPresenter UIs
-Moving to clouds
Situation at the moment:
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre Call for Participation
Topics of Interest: Institutional audio-visual initiatives Web lectures and podcasting Adding pedagogical value to assets Open Educational Ressources Mobile learning
Sustainable infrastructure and processesThe OpenCast projectExchange formats / metadata Media distribution channels
September 2nd - 3rd 2009, Osnabrück
Besides we will also offer different Opencast <-> Matterhorn "Beginnersworkshops" for developers and interested persons the second day.
www.podcast-university.com
Markus Ketterl
virtUOSZentrum für Informationsmanagementund virtuelle Lehre virtPresenter
Lecture Recording Framework
virtPresenter framework is opensourceWill be part of Matterhorn & OpenCast community
www.virtpresenter.org
Info, code, help, publications can be found:
Available lecture recordings and webcasts www.lernfunk.de
www.opencastproject.org