Other Publications

  1. S. OLIVEIRA, T. SOMA,  AND  D. STEWART, Semidefinite programming for graph partitioning with Preferences, in Proceedings 5th International Meeting on High  Performance Computing for Computational Science - VECPAR 2002,  Part III, 2002,  pp.  679--692.
     
  2. S. OLIVEIRA, Using graph theory to improve some algorithms in scientific computing, in NEMACOM: New Methods in Applied and Computational Mathematics, R.V.N. Melnik, S.Oliveira, and D.E. Stewart, eds., Canberra, 2000, Centre for Mathematics and its Applications, Australian National University, pp. 33--42.

  3. M. HOLZRICHTER AND S. OLIVEIRA, Adapting Davidson algorithms for graph partitioning, Iterative Methods in Scientific Computation IV, IMACS Series in Computational and Applied Mathematics vol. 5, October 1999, pp. 391-398.

  4. S. OLIVEIRA, D. STEWART AND W. WU, Multigrid methods for solving variational inequalities by a penalty method, Copper Mountain Conference on Iterative Methods Proceedings, April 1996.  (7 pages)

  5. L. BORGES AND S. OLIVEIRA, Highly indefinite multigrid for eigenvalue problems, Copper Mountain Conference on Iterative Methods Proceedings, April 1996.  (7 pages)

       Extended Abstracts

  1. S. OLIVEIRA AND S.C. SEOK, Matrix-based algorithms for document clustering, Second International Workshop on Combinatorial Scientific Computing (CSC05), June 21-23, 2005 at CERFACS, Toulouse, France.

  2. S. OLIVEIRA AND S.C. SEOK, A Fast and accurate multilevel approach for document clustering, 2005 SIAM Annual Meeting, July 11-15, 2005 New Orleans.

  3. S. OLIVEIRA AND F. YANG,  High performance computing with hierarchical or H-matrices. Midwest Numerical Analysis Conference, p. 42, Ed. W. Han, May 2005.

  4. S. OLIVEIRA AND S.C. SEOK, A fast and accurate multi-level approach for document clustering, Midwest Numerical Analysis Conference, p. 42, Ed. W. Han, May 2005.

  5. C. CARTWRIGHT, S. OLIVEIRA AND D. STEWART,  A  parallel quadtree algorithms for efficient assembly of stiffness matrices in meshfree Galerkin methods, Proceedings of the Tenth SIAM Conference on Parallel Processing  for Scientific Computing (CD-ROM), Juan Meza and Chuck Koelbel, editors, SIAM Publ, March 2001.

  6. S. OLIVEIRA, New convergence results for a subspace preconditioning algorithm and its applications to the the graph partitioning problem, Foundations of Computational Mathematics book of Abstracts, University of Oxford, UK, pp. 164-165, July 1999.

  7. S. OLIVEIRA, The Davidson algorithm, convergence theory, graph partitioning. Enumath99 Book of Abstracts, University of Jyvaskyla, Finland, pp. 121-123, July 1999.

  8. S. OLIVEIRA, Graphical approach to design a parallel matrix transformation algorithm, Abstract Book of International Workshop on Accurate Solution of Eigenvalue Problems, July 1998.

  9. S. OLIVEIRA AND M. HOLZRICHTER, New spectral graph partitioning algorithms, Proceedings of Fourth IMACS International Symposium on Iterative Methods in Scientific Computation, October 1998.

  10.  S. OLIVEIRA AND M. HOLZRICHTER, Multilevel graph partitioning algorithms, Proceedings of SIAM Annual Meeting, July 1998.

  11. S. OLIVEIRA, Convergence and parallelization of a preconditioned algorithm for eigenvalues, Proceedings of the Copper Mountain Conference on Iterative Methods, April 1998.

  12. S. OLIVEIRA AND L. BORGES, A parallel algorithm for a multiple eigenvalue iterative method, Proceedings of Third IMACS International Symposium on Iterative Methods in Scientific Computation, July 1997.

  13. S. OLIVEIRA, Convergence and parallelization of a preconditioned preconditioned Krylov subspace methods for transport equation, Third Mexico-United States Workshop on Numerical Particle Transport Proceedings, May 1995.

  14. Y. DENG AND S. OLIVEIRA, Krylov subspace methods for transport equations, Annual SIAM Conference Proceedings, July 1996.

  15. T. MANTEUFFEL, S. MCCORMICK, J. MOREL, S. OLIVEIRA AND G. YANG, Multigrid algorithms for transport equations on the connection machine, Copper Mountain Conference on Iterative Methods, April 1992.


    16. Technical Reports

  16. S. OLIVEIRA, AND F. YANG,  An algebraic approach for H-matrix preconditioners, University of Iowa, Reports on Computational Mathematics, TR-168, September 2006.

  17. S. OLIVEIRA, AND F. YANG,  H-Matrix preconditioners for saddle point systems from meshfree discretizations,  University of Iowa, Reports on Computational Mathematics, TR-169, September 2006.

  18. K. H. LEEM, S. OLIVEIRA AND D. STEWART, Some numerical results from meshless linear systems,  University of Iowa, Reports on Computational Mathematics, TR-140, September 2001.

  19. D.K. FRIESEN,  S. OlIVEIRA AND J. ZHANG.  The modified splitting strategy for the parallel multisection algorithm, The University of Iowa, Reports on Computational Mathematics, TR-139, July 2001.

  20. D. CHIEN, K. H. LEEM AND S. OLIVEIRA, A fast parallel Krylov subspace method for the radiosity equation. The University of Iowa, Reports on Computational Mathematics, TR-128, January 2000.

  21. X. HAN, S. OLIVEIRA AND D. STEWART, New matrix assembly techniques for meshless methods. The University of Iowa, Reports on Computational Mathematics, TR-128, October 1999.

  22. S. OLIVEIRA, Reprocessing a postprocessed elimination tree to obtain exact sparsity prediction in QR factorization, The Univesity of Iowa, Reports  on Compuational  Mathematics , TR-127, October1999.

  23. S. OLIVEIRA, L. BORGES, M. HOLZRICHTER AND T. SOMA, Analysis of architecture independent parallel Gram-Schmidt algorithms, The University of Iowa Reports on Computational Mathematics, TR-121, December 1998.

  24. M. HOLZRICHTER AND  S. OLIVEIRA, New graph partitioning algorithms, The University of Iowa,  Reports on Computational Mathematics,  TR-120,  December 1998
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  25. S. OLIVEIRA, New convergence results for Davidson-type algorithms, The University of Iowa, Reoports on Computational Mathematics, TR-119, December 1998.

  26. Y. DENG AND S. OLIVEIRA, Preconditioned Krylov subspace methods for transport equations, Texas A&M University, Computer Science Department TR-95-051.