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TVCG
2012
11 years 9 months ago
2012
—Effective three-dimensional streamline placement and visualization plays an essential role in many science and engineering disciplines. The main challenge for effective streamli...
SDM
2012
SIAM
11 years 9 months ago
2012
SIAM
In this paper, we consider the multi-task sparse learning problem under the assumption that the dimensionality diverges with the sample size. The traditional l1/l2 multi-task lass...
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Online multi-participant virtual-world systems have attracted significant interest from the Internet community but are hindered by their inability to efficiently support interacti...
GIS
2005
ACM
14 years 8 months ago
2005
ACM
Geographic Information Systems (GIS) are increasingly managing very large sets of data and hence a centralized data repository may not always provide the most scalable solution. H...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...