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CE
2008
122views more  CE 2008»
15 years 6 months ago
Ubiquitous learning website: Scaffold learners by mobile devices with information-aware techniques
The portability and immediate communication properties of mobile devices influence the learning processes in interacting with peers, accessing resources and transferring data. For...
G. D. Chen, C. K. Chang, C. Y. Wang
CE
2008
128views more  CE 2008»
15 years 6 months ago
Beyond threaded discussion: Representational guidance in asynchronous collaborative learning environments
Although most online learning environments are predominately text based, researchers have argued that representational support for the conceptual structure of a problem would addr...
Daniel D. Suthers, Ravi K. Vatrapu, Richard Medina...
COMGEO
2010
ACM
15 years 6 months ago
The complexity of flow on fat terrains and its i/o-efficient computation
We study the complexity and the I/O-efficient computation of flow on triangulated terrains. We present an acyclic graph, the descent graph, that enables us to trace flow paths in ...
Mark de Berg, Otfried Cheong, Herman J. Haverkort,...
CGF
2008
156views more  CGF 2008»
15 years 6 months ago
Render2MPEG: A Perception-based Framework Towards Integrating Rendering and Video Compression
Currently 3D animation rendering and video compression are completely independent processes even if rendered frames are streamed on-the-fly within a client-server platform. In suc...
Robert Herzog, Shin-ichi Kinuwaki, Karol Myszkowsk...
CORR
2010
Springer
146views Education» more  CORR 2010»
15 years 6 months ago
Multicast Outage Probability and Transmission Capacity of Multihop Wireless Networks
Multicast transmission, wherein the same packet must be delivered to multiple receivers, is an important aspect of sensor and tactical networks and has several distinctive traits ...
Chun-Hung Liu, Jeffrey G. Andrews
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