scholarly journals Adaptive Synchronization of Semantically Compressed Instructional Videos for Collaborative Distance Learning

2007 ◽  
Vol 5 (2) ◽  
pp. 56-73 ◽  
Author(s):  
Dan Phung ◽  
Giuseppe Valetto ◽  
Gail E. Kaiser ◽  
Tiecheng Liu ◽  
John R. Kender
2011 ◽  
Vol 4 (12) ◽  
Author(s):  
Jane Korey ◽  
Kim Rheinlander ◽  
Dorothy Wallace

Dartmouth College mathematicians have developed a free online calculus course called "Open Calculus." Open Calculus is an exportable distance-learning/self-study environment for learning calculus including written text, nearly 4000 online homework problems and instructional videos. The paper recounts the evaluation of course elements since 2000 in two experimental/control course situations involving nearly 300 students.


Author(s):  
Dan Phung ◽  
Giuseppe Valetto ◽  
Gail E. Kaiser ◽  
Tiecheng Liu ◽  
John R. Kender

The increasing popularity of online courses has highlighted the need for collaborative learning tools for student groups. In this article, we present an e-Learning architecture and adaptation model called AI2TV (Adaptive Interactive Internet Team Video), which allows groups of students to collaboratively view instructional videos in synchrony. Video player actions, like play, pause and stop, can be initiated by any group member and and the results of those actions are synchronized with all the other students. These features allow students to review a lecture video in tandem, facilitating the learning process. AI2TV upholds the invariant that each student will receive semantically equivalent content at all times.


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