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CORR
2008
Springer
149views Education» more  CORR 2008»
15 years 1 months ago
Gaussian Belief Propagation for Solving Systems of Linear Equations: Theory and Application
The canonical problem of solving a system of linear equations arises in numerous contexts in information theory, communication theory, and related fields. In this contribution, we...
Ori Shental, Danny Bickson, Paul H. Siegel, Jack K...
HICSS
2008
IEEE
134views Biometrics» more  HICSS 2008»
15 years 8 months ago
Social Network Behavior, Thought-Leaders and Knowledge Building in an Online Learning Community
This paper investigates the relationship between student role-behavior and position in a Social Network and the processes of creating sustained collaborative knowledge building in...
Jim Waters
HICSS
2007
IEEE
141views Biometrics» more  HICSS 2007»
15 years 8 months ago
Distributed Knowledge Construction in an Online Community of Inquiry
This paper examines sustained, socially-situated engagement in online learning communities. We propose three levels of engagement that are examined through an empirical study of j...
James Waters, Susan Gasson
EKAW
2006
Springer
15 years 5 months ago
Multilayered Semantic Social Network Modeling by Ontology-Based User Profiles Clustering: Application to Collaborative Filtering
We propose a multilayered semantic social network model that offers different views of common interests underlying a community of people. The applicability of the proposed model to...
Iván Cantador, Pablo Castells
NOSSDAV
1993
Springer
15 years 5 months ago
Queue Monitoring: A Delay Jitter Management Policy
: This paper describes queue monitoring, a policy for managing the effect of delay jitter on audio and video in computer-based conferences. By observing delay jitter over time, thi...
Donald L. Stone, Kevin Jeffay