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TPDS
2008
97views more  TPDS 2008»
13 years 7 months ago
Solving Systems of Linear Equations on the CELL Processor Using Cholesky Factorization
: The STI CELL processor introduces pioneering solutions in processor architecture. At the same time it presents new challenges for the development of numerical algorithms. One is ...
Jakub Kurzak, Alfredo Buttari, Jack Dongarra
ERSA
2004
134views Hardware» more  ERSA 2004»
13 years 9 months ago
A High Performance Application Representation for Reconfigurable Systems
Modern reconfigurable computing systems feature powerful hybrid architectures with multiple microprocessor cores, large reconfigurable logic arrays and distributed memory hierarch...
Wenrui Gong, Gang Wang, Ryan Kastner
CLUSTER
2006
IEEE
13 years 11 months ago
A Performance Instrumentation Framework to Characterize Computation-Communication Overlap in Message-Passing Systems
Effective overlap of computation and communication is a well understood technique for latency hiding and can yield significant performance gains for applications on high-end compu...
Aniruddha G. Shet, P. Sadayappan, David E. Bernhol...
TWC
2008
140views more  TWC 2008»
13 years 7 months ago
Joint Twofold-Iterative Channel Estimation and Multiuser Detection for MIMO-OFDM Systems
This paper presents an iterative receiver for Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems over time-variant wireless channels. T...
Pierluigi Salvo Rossi, Rald R. Müller
SIGIR
2005
ACM
14 years 1 months ago
Information retrieval system evaluation: effort, sensitivity, and reliability
The effectiveness of information retrieval systems is measured by comparing performance on a common set of queries and documents. Significance tests are often used to evaluate the...
Mark Sanderson, Justin Zobel