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© 2012 Elsevier, Inc. All rights reserved.

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1 © 2012 Elsevier, Inc. All rights reserved.
Chapter 10 © 2012 Elsevier, Inc. All rights reserved.

2 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.1 A simple sparse matrix example. © 2012 Elsevier, Inc. All rights reserved.

3 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.2 Example of CSR format. © 2012 Elsevier, Inc. All rights reserved.

4 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.3 A small example of matrix–vector multiplication and accumulation. © 2012 Elsevier, Inc. All rights reserved.

5 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.4 A sequential loop that implements SpMV. © 2012 Elsevier, Inc. All rights reserved.

6 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.5 SpMV loop operating on the sparse matrix in Figure 10.1. © 2012 Elsevier, Inc. All rights reserved.

7 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.6 Example of mapping threads to rows in parallel SpMV/CSR. © 2012 Elsevier, Inc. All rights reserved.

8 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.7 A parallel SpMV/CSR kernel. © 2012 Elsevier, Inc. All rights reserved.

9 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.8 ELL storage format. © 2012 Elsevier, Inc. All rights reserved.

10 © 2012 Elsevier, Inc. All rights reserved.
Figure 10.9 More details of our small example in ELL. © 2012 Elsevier, Inc. All rights reserved.

11 © 2012 Elsevier, Inc. All rights reserved.
Figure A parallel SpMV/ELL kernel. © 2012 Elsevier, Inc. All rights reserved.

12 © 2012 Elsevier, Inc. All rights reserved.
Figure Example of COO format. © 2012 Elsevier, Inc. All rights reserved.

13 © 2012 Elsevier, Inc. All rights reserved.
Figure Reordering COO format. © 2012 Elsevier, Inc. All rights reserved.

14 © 2012 Elsevier, Inc. All rights reserved.
Figure Our small example in ELL and COO hybrid. © 2012 Elsevier, Inc. All rights reserved.

15 © 2012 Elsevier, Inc. All rights reserved.
Figure A sequential loop that implements SpMV/COO. © 2012 Elsevier, Inc. All rights reserved.

16 © 2012 Elsevier, Inc. All rights reserved.
Figure Sorting rows according to their length. © 2012 Elsevier, Inc. All rights reserved.

17 © 2012 Elsevier, Inc. All rights reserved.
Figure JDS format and sectioned ELL. © 2012 Elsevier, Inc. All rights reserved.


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