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ICS
2005
Tsinghua U.
14 years 3 months ago
Optimization of MPI collective communication on BlueGene/L systems
BlueGene/L is currently the world’s fastest supercomputer. It consists of a large number of low power dual-processor compute nodes interconnected by high speed torus and collect...
George Almási, Philip Heidelberger, Charles...
PPAM
2005
Springer
14 years 3 months ago
A New Diagonal Blocking Format and Model of Cache Behavior for Sparse Matrices
Algorithms for the sparse matrix-vector multiplication (shortly SpM×V ) are important building blocks in solvers of sparse systems of linear equations. Due to matrix sparsity, the...
Pavel Tvrdík, Ivan Simecek
ACMMSP
2004
ACM
101views Hardware» more  ACMMSP 2004»
14 years 3 months ago
Metrics and models for reordering transformations
Irregular applications frequently exhibit poor performance on contemporary computer architectures, in large part because of their inefficient use of the memory hierarchy. Runtime ...
Michelle Mills Strout, Paul D. Hovland
APLAS
2004
ACM
14 years 3 months ago
Translation of Tree-Processing Programs into Stream-Processing Programs Based on Ordered Linear Type
There are two ways to write a program for manipulating tree-structured data such as XML documents: One is to write a tree-processing program focusing on the logical structure of t...
Koichi Kodama, Kohei Suenaga, Naoki Kobayashi
CASES
2004
ACM
14 years 3 months ago
A low power architecture for embedded perception
Recognizing speech, gestures, and visual features are important interface capabilities for future embedded mobile systems. Unfortunately, the real-time performance requirements of...
Binu K. Mathew, Al Davis, Michael Parker