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IEEEHPCS
2010
15 years 29 days ago
Discovering closed frequent itemsets on multicore: Parallelizing computations and optimizing memory accesses
The problem of closed frequent itemset discovery is a fundamental problem of data mining, having applications in numerous domains. It is thus very important to have efficient par...
Benjamin Négrevergne, Alexandre Termier, Je...
132
Voted
SIAMSC
2010
144views more  SIAMSC 2010»
15 years 26 days ago
A Fully Implicit Domain Decomposition Algorithm for Shallow Water Equations on the Cubed-Sphere
Abstract. Popular approaches for solving the shallow water equations (SWE) for climate modeling are explicit and semi-implicit methods, both have certain constraints on the time st...
Chao Yang, Jianwen Cao, Xiao-Chuan Cai
SIGPRO
2010
141views more  SIGPRO 2010»
15 years 25 days ago
Tetrolet shrinkage with anisotropic total variation minimization for image approximation
In this paper, an anisotropic total variation (ATV) minimization is combined with the new adaptive tetrolet transform for discontinuity-preserving image processing. In order to su...
Jens Krommweh, Jianwei Ma
SIGPRO
2010
135views more  SIGPRO 2010»
15 years 25 days ago
A short note on compressed sensing with partially known signal support
This short note studies a variation of the Compressed Sensing paradigm introduced recently by Vaswani et al., i.e. the recovery of sparse signals from a certain number of linear m...
Laurent Jacques
115
Voted
ICIP
2010
IEEE
15 years 12 days ago
Passive imaging exploiting multiple scattering using distributed apertures
We develop a new passive image formation method capable of exploiting information about multiple scattering in the environment using measurements from a sparse array of receivers ...
Ling Wang, Il-Young Son, Birsen Yazici