Sciweavers

691 search results - page 94 / 139
» Packing Small Vectors
Sort
View
IPPS
2009
IEEE
15 years 4 months ago
Sparse collective operations for MPI
Abstract—We discuss issues in designing sparse (nearest neighbor) collective operations for communication and reduction operations in small neighborhoods for the Message Passing ...
Torsten Hoefler, Jesper Larsson Träff
CIKM
2009
Springer
15 years 4 months ago
Maximal metric margin partitioning for similarity search indexes
We propose a partitioning scheme for similarity search indexes that is called Maximal Metric Margin Partitioning (MMMP). MMMP divides the data on the basis of its distribution pat...
Hisashi Kurasawa, Daiji Fukagawa, Atsuhiro Takasu,...
ICB
2009
Springer
125views Biometrics» more  ICB 2009»
15 years 4 months ago
Upper Facial Action Unit Recognition
This paper concentrates on the comparisons of systems that are used for the recognition of expressions generated by six upper face action units (AU s) by using Facial Action Coding...
Cemre Zor, Terry Windeatt
SCALESPACE
2009
Springer
15 years 4 months ago
On Semi-implicit Splitting Schemes for the Beltrami Color Flow
The Beltrami flow is an efficient non-linear filter, that was shown to be effective for color image processing. The corresponding anisotropic diffusion operator strongly couple...
Lorina Dascal, Guy Rosman, Xue-Cheng Tai, Ron Kimm...
ICASSP
2008
IEEE
15 years 4 months ago
Wavelet-domain compressive signal reconstruction using a Hidden Markov Tree model
Compressive sensing aims to recover a sparse or compressible signal from a small set of projections onto random vectors; conventional solutions involve linear programming or greed...
Marco F. Duarte, Michael B. Wakin, Richard G. Bara...