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JCAM
2011
91views more  JCAM 2011»
12 years 10 months ago
Numerical solution of linear Volterra integral equations of the second kind with sharp gradients
Collocation methods are a well developed approach for the numerical solution of smooth and weakly-singular Volterra integral equations. In this paper we extend these methods, thro...
Samuel A. Isaacson, Robert M. Kirby
IJSI
2008
104views more  IJSI 2008»
13 years 7 months ago
Attribute Selection for Numerical Databases that Contain Correlations
There are many correlated attributes in a database. Conventional attribute selection methods are not able to handle such correlations and tend to eliminate important rules that exi...
Taufik Djatna, Yasuhiko Morimoto
SIAMSC
2008
148views more  SIAMSC 2008»
13 years 7 months ago
Multilevel Adaptive Aggregation for Markov Chains, with Application to Web Ranking
A multilevel adaptive aggregation method for calculating the stationary probability vector of an irreducible stochastic matrix is described. The method is a special case of the ada...
Hans De Sterck, Thomas A. Manteuffel, Stephen F. M...
SC
2004
ACM
14 years 25 days ago
Modernizing Existing Software: A Case Study
In this paper, we discuss one of our experiments using the coordination language MANIFOLD to restructure an existing sequential numerical application into a concurrent application...
C. T. H. Everaars, Farhad Arbab, Barry Koren
SADM
2008
178views more  SADM 2008»
13 years 6 months ago
Fast Projection-Based Methods for the Least Squares Nonnegative Matrix Approximation Problem
: Nonnegative matrix approximation (NNMA) is a popular matrix decomposition technique that has proven to be useful across a diverse variety of fields with applications ranging from...
Dongmin Kim, Suvrit Sra, Inderjit S. Dhillon