Sciweavers

1809 search results - page 249 / 362
» Using GDE in Educational Systems
Sort
View
130
Voted
CHI
2004
ACM
16 years 4 months ago
Off-task behavior in the cognitive tutor classroom: when students "game the system"
We investigate the prevalence and learning impact of different types of off-task behavior in classrooms where students are using intelligent tutoring software. We find that within...
Ryan Shaun Baker, Albert T. Corbett, Kenneth R. Ko...
GLOBECOM
2009
IEEE
15 years 8 months ago
Multi-User Cooperative Communications with Relay-Coding for Uplink IMT-Advanced 4G Systems
Adoption of relay stations has been commonly accepted as a key technique for future IMTadvanced 4G systems to improve the link performance. While study in relay systems is often c...
Lei Cao, Jinyun Zhang, Norio Kanno
WWW
2010
ACM
15 years 4 months ago
Structured audio podcasts via web text-to-speech system
Audio podcasting is increasingly present in the educational field and is especially appreciated as an ubiquitous/pervasive tool ("anywhere, anytime, at any pace") for ac...
Giulio Mori, Maria Claudia Buzzi, Marina Buzzi, Ba...
115
Voted
TABLETOP
2008
IEEE
15 years 11 months ago
System design for the WeSpace: Linking personal devices to a table-centered multi-user, multi-surface environment
The WeSpace is a long-term project dedicated to the creation of environments supporting walkup and share collaboration among small groups. The focus of our system design has been ...
Hao Jiang, Daniel Wigdor, Clifton Forlines, Chia S...
ICC
2007
IEEE
101views Communications» more  ICC 2007»
15 years 8 months ago
On the Fundamentally Asynchronous Nature of Interference in Cooperative Base Station Systems
Cooperative transmission by base stations can significantly improve the spectral efficiency of multiuser, multi-cell multiple input multiple output systems. We show that in such s...
Hongyuan Zhang, Neelesh B. Mehta, Andreas F. Molis...