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AIED
2009
Springer
16 years 1 months ago
Detecting the Learning Value of Items In a Randomized Problem Set
Researchers that make tutoring systems would like to know which pieces of educational content are most effective at promoting learning among their students. Randomized controlled e...
Zachary A. Pardos, Neil T. Heffernan
COOPIS
2002
IEEE
15 years 11 months ago
View Propagation and Inconsistency Detection for Cooperative Mobile Agents
Mobile agents are autonomous programs that migrate from one machine to another within a network on behalf of a client, thus, they are ideal for mobile computing environments since ...
Susan Weissman Lauzac, Panos K. Chrysanthis
KDD
2009
ACM
180views Data Mining» more  KDD 2009»
15 years 11 months ago
Parallel community detection on large networks with propinquity dynamics
Graphs or networks can be used to model complex systems. Detecting community structures from large network data is a classic and challenging task. In this paper, we propose a nove...
Yuzhou Zhang, Jianyong Wang, Yi Wang, Lizhu Zhou
AAAI
2008
15 years 8 months ago
Ensemble Forecasting for Disease Outbreak Detection
We describe a method to improve detection of disease outbreaks in pre-diagnostic time series data. The method uses multiple forecasters and learns the linear combination to minimi...
Thomas H. Lotze, Galit Shmueli
CVPR
2007
IEEE
16 years 8 months ago
Robust Change-Detection by Normalised Gradient-Correlation
A novel algorithm for robustly segmenting changes between different images of a scene is presented. This computationally efficient algorithm is based on a non-linear comparison of...
Robert O'Callaghan, Tetsuji Haga