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Sparse matrix storage revisited
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Source Conference On Computing Frontiers archive
Proceedings of the 2nd conference on Computing frontiers table of contents
Ischia, Italy
SESSION: Track 10: workload characterization of emerging applications table of contents
Pages: 230 - 235  
Year of Publication: 2005
ISBN:1-59593-019-1
Author
Malik Silva  University of Colombo School of Computing, Sri Lanka
Sponsor
ACM: Association for Computing Machinery
Publisher
ACM  New York, NY, USA
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Downloads (6 Weeks): 31,   Downloads (12 Months): 220,   Citation Count: 3
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ABSTRACT

In this paper, we consider alternate ways of storing a sparse matrix and their effect on computational speed. They involve keeping both the indices and the non-zero elements in the sparse matrix in a single data structure. These schemes thus help reduce memory system misses that occur when the usual indexing based storage schemes are used to store sparse matrices and give promising performance improvements.


REFERENCES

Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

 
1
E.-J. Im and K. Yelick. Model-Based Memory Hierarchy Optimizations for Sparse Matrices, October 1998. Workshop on Profile and Feedback-Directed Compilation, Paris, France.
 
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M. Silva and R. Wait. Go for both types of data locality! In L. Jenkins and Ivengar, editors, Proceedings of HPC Asia 2002, Bangalore, volume 2, 2002.
 
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R. Barrett, M. Berry, T. F. Chan, J. Demmel, J. Donato, J. Dongarra, V. Eijkhout, R. Pozo, C. Romine, and H. van der Vorst. Templates for the Solution of Linear Systems: Building Blocks for Iterative Methods. SIAM, Philadelphia, 1994.
 
6
U.Ruede. Technological trends and their impact on the future of supercomputers. In F. H.J. Bungartz and C.Zenger, editors, High Performance Scientific and Engineering Computing, Proceedings of the International FORTWIHR Conference on HPSEC, Vol. 8 of Lecture Notes in Computational Science and Engineering, pages 459--471. Springer, Mar. 1998.
 
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REVIEW

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Increasing effort is being invested in attempting to squeeze every ounce of performance from the currently available processors; much of this investment is going into minimizing the effect of very slow memory access times on overall computational   more...