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» Improved Tool and Data Selection in Task Management
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ICALT
2006
IEEE
15 years 3 months ago
An Approach for Detecting Learning Styles in Learning Management Systems
Detecting the needs of learners is a challenging but essential task to be able to provide adaptivity. In this paper we present a tool that enables learning management systems (LMS...
Sabine Graf, Kinshuk
CORR
2008
Springer
114views Education» more  CORR 2008»
14 years 9 months ago
Dynamic index selection in data warehouses
Analytical queries defined on data warehouses are complex and use several join operations that are very costly, especially when run on very large data volumes. To improve response...
Stéphane Azefack, Kamel Aouiche, Jér...
HICSS
2011
IEEE
208views Biometrics» more  HICSS 2011»
14 years 1 months ago
An Experimental Study of Financial Portfolio Selection with Visual Analytics for Decision Support
We investigate the decision process as applied to the practical task of choosing a financial portfolio. We developed PortfolioCompare, an interactive visual analytic decision sup...
Anya Savikhin, Hon Cheong Lam, Brian D. Fisher, Da...
SSDBM
2003
IEEE
142views Database» more  SSDBM 2003»
15 years 2 months ago
A Strategy Selection Framework for Adaptive Prefetching in Data Visualization
Accessing data stored in persistent memory represents a bottleneck for current visual exploration applications. Semantic caching of frequent queries at the client-side along with ...
Punit R. Doshi, Geraldine E. Rosario, Elke A. Rund...
ISAMI
2010
14 years 7 months ago
GRASP for Instance Selection in Medical Data Sets
Abstract Medical data sets consist of a huge amount of data organized in instances, where each one contains several attributes. The quality of the models obtained from a database s...
Alfonso Fernández, Abraham Duarte, Rosa Her...