ConferenceXP and Distance Learning at UW CSE
description
Transcript of ConferenceXP and Distance Learning at UW CSE
![Page 1: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/1.jpg)
ConferenceXP and Distance Learning at UW CSE
Fred Videon & Rod Prieto
![Page 2: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/2.jpg)
Agenda for Today
• ConferenceXP• Classroom Presenter• Archiving/Playback• Configuration of this Room• Future Work• Demos• Questions/Discussion
![Page 3: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/3.jpg)
ConferenceXP• Platform for Real-time collaboration• High-quality multipoint conferencing • Full-screen, real-time video at 30 fps• Built-in presentation capability,
whiteboard & screen sharing
![Page 4: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/4.jpg)
A Brief History of ConferenceXP
• Project began at MSR in 2001 as DISC• Successful UW deployment for
distance learning, Spring 2003• 4-way distance learning deployments
Autumn 2004, 2005 & 2006• July 2007: UW Center for
Collaborative Technologies founded to continue CXP development & support
![Page 5: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/5.jpg)
ConferenceXP Services
• Venue Service– Provide virtual meeting spaces– Simple web service
• Archive Service– Conference archive & playback
• Reflector Service– Unicast tunnel– Multicast support is not great in many
areas
![Page 6: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/6.jpg)
ConferenceXP is a Shared Source Platform
• Provides a great platform for research in collaborative environments– APIs designed for extensibility– .Net Framework shortens development cycle– Includes rich AV device support
• Provides a proven platform for distance learning and distributed meetings– Existing tools support integrated TabletPC
based presentation, archive post-processing and integrated archive playback
![Page 7: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/7.jpg)
Classroom Presenter• Tablet PC Based Distributed Presentation
System• Instructor navigation and annotation on local
and remote displays• Students can contribute to class using digital
ink on instructors slide• Integrates well with ConferenceXP and
ConferenceXP archiving• Also fine as a stand-alone presentation system• Open source license (for non-RTP version)
![Page 8: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/8.jpg)
Classroom Presenter Student Submission Example
Instructor
Projected Display
Students
![Page 9: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/9.jpg)
Multicast
CXP Archive Service
CXPAudio/Video
(multiple sites)
Classroom Presenter Instructor Tablet
Classroom PresenterProjected Displays
(Multiple Sites)
Archiving Schematic
• All devices use CXP Multicast Networking
• CXP Archive Service provides a simple way to collect all classroom activity
![Page 10: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/10.jpg)
Archiving, Processing, Playback
• All data on the wire captured in SQL Server database
• Post-processing tools extract WMV and XML representation of the Presentation, Ink, and Table of Contents.
• Archive materials are packaged for download and streaming in custom WebViewer application
• MPEG-4 version produced for Mac/Linux clients
![Page 11: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/11.jpg)
Archive Playback
Future Work: Port WebViewer to Silverlight!
![Page 12: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/12.jpg)
Configuration of this Room• 2 Computers
– CXP runs on Windows XP or Vista– Medium-high end CPU and graphics
rendering
• Audio– ClearOne XAP hardware echo cancellation– Ceiling mics + wireless Lav mics
• 3 cameras with pan-tilt-zoom controls• 3 projectors
![Page 13: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/13.jpg)
What’s Next for ConferenceXP
• CXP 5.0: Aiming for Summer 2008 Release– Improved Diagnostics– Security Enhancements– Support for Heterogeneous Network
Capabilities• Beyond 5.0
– High Definition Video
![Page 14: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/14.jpg)
Get the ConferenceXP Source
• ConferenceXP and related projects are available in source & binary distributions– http://www.codeplex.com/ConferenceXP
Collaborate with us on new features, etc.
![Page 15: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/15.jpg)
Resources & Contacts• CCT Website/Wiki
• MSR ConferenceXP Site
• Email List
• Contacts:
cct.cs.washington.edu
www.conferencexp.net
[email protected]@cs.washington.edu
![Page 16: ConferenceXP and Distance Learning at UW CSE](https://reader036.fdocuments.us/reader036/viewer/2022062809/5681581d550346895dc5824b/html5/thumbnails/16.jpg)
Demos
• ConferenceXP Demo– Additonal CXP Features:
• Screen streaming• Shared Browser• WM playback
• Archive Production Demo