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ICPP
2009
IEEE
14 years 5 months ago
Perfomance Models for Blocked Sparse Matrix-Vector Multiplication Kernels
—Sparse Matrix-Vector multiplication (SpMV) is a very challenging computational kernel, since its performance depends greatly on both the input matrix and the underlying architec...
Vasileios Karakasis, Georgios I. Goumas, Nectarios...
IPPS
2009
IEEE
14 years 5 months ago
Exploring the effect of block shapes on the performance of sparse kernels
In this paper we explore the impact of the block shape on blocked and vectorized versions of the Sparse Matrix-Vector Multiplication (SpMV) kernel and build upon previous work by ...
Vasileios Karakasis, Georgios I. Goumas, Nectarios...
CSE
2009
IEEE
14 years 2 months ago
A Comparative Study of Blocking Storage Methods for Sparse Matrices on Multicore Architectures
Sparse Matrix-Vector multiplication (SpMV) is a very challenging computational kernel, since its performance depends greatly on both the input matrix and the underlying architectur...
Vasileios Karakasis, Georgios I. Goumas, Nectarios...
GLOBECOM
2009
IEEE
14 years 5 months ago
Iteratively Detected Three-Stage Multi-Dimensional Sphere Packing Modulation Aided Multi-Functional MIMO
Abstract— This paper presents a novel multi-functional MultipleInput Multiple-Output (MIMO) scheme that combines the benefits of the Vertical Bell Labs Layered Space-Time (V-BLA...
Mohammed El-Hajjar, Osamah Alamri, Lajos Hanzo
SP
2009
IEEE
144views Security Privacy» more  SP 2009»
14 years 5 months ago
De-anonymizing Social Networks
Operators of online social networks are increasingly sharing potentially sensitive information about users and their relationships with advertisers, application developers, and da...
Arvind Narayanan, Vitaly Shmatikov