James Baglama


Dr. James Baglama James Baglama
Department of Mathematics and Applied Mathematical Sciences
University of Rhode Island
Kingston, Rhode Island 02881
Office: Lippitt Hall 202J
Phone: 401.874.4412
Fax: 401.874.4454


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Journal Papers (peer reviewed) and Software James Baglama - Google Scholar
  1. J. Baglama, D. Calvetti and L. Reichel, Iterative methods for the computation of a few eigenvalues of a large symmetric matrix. BIT Numerical Mathematics, 36, (1996), pp.400-421. pdf file
     
  2. J. Baglama, D. Calvetti, L. Reichel, and A. Ruttan, Computation of a few small eigenvalues of a large matrix with application to liquid crystal modeling. Journal of Computational Physics, 146(1), (1998), pp.203-226. pdf file
     
  3. J. Baglama, D. Calvetti, and L. Reichel, Fast leja points. Electron. Trans. Numer. Anal, 7(124-140), (1998), pp.119-120. pdf file
     
  4. J. Baglama, D. Calvetti, G.H. Golub, and L. Reichel, Adaptively preconditioned GMRES algorithms. SIAM Journal on Scientific Computing, 20(1), (1998), pp.243-269. pdf file
     
  5. S.J. Jang, and J. Baglama, Qualitative behavior of a variable-yield simple food chain with an inhibiting nutrient. Mathematical biosciences, 164(1), (2000), pp.65-80. pdf file
     
  6. E.J. Allen, J. Baglama, and S.K. Boyd, Numerical approximation of the product of the square root of a matrix with a vector. Linear Algebra and its Applications, 310(1-3), (2000), pp.167-181. pdf file
       
  7. J. Baglama, Dealing with linear dependence during the iterations of the restarted block Lanczos methods. Numerical Algorithms, 25, (2000), pp.23-36. pdf file
       
  8. S.J. Jang and J. Baglama, A nutrient-prey-predator model with intratrophic predation. Applied mathematics and computation, 129(2-3), (2002), pp.517-536. pdf file
       
  9. J. Baglama, D. Calvetti, and L. Reichel, IRBL: An implicitly restarted block-Lanczos method for large-scale Hermitian eigenproblems. SIAM Journal on Scientific Computing, 24(5), (2003), pp.1650-1677. pdf file
       
  10. J. Baglama, D. Calvetti, and L. Reichel, Algorithm 827: irbleigs: A MATLAB program for computing a few eigenpairs of a large sparse Hermitian matrix. ACM Transactions on Mathematical Software (TOMS), 29(3), (2003), pp.337-348. pdf file

  11. S.J. Jang and J. Baglama, Persistence in variable-yield nutrient-plankton models. Mathematical and computer modelling, 38(3-4), (2003), pp.281-298. pdf file
       
  12. S.J. Jang, J. Baglama, and P. Seshaiyer, Intratrophic predation in a simple food chain with fluctuating nutrient. Discrete Contin. Dyn. Syst. Ser. B, 5(2), (2005), pp.335-352. pdf file
       
  13. S.J. Jang and J. Baglama, Nutrient-plankton models with nutrient recycling. Computers and Mathematics with Applications, 49(2-3), (2005), pp.375-387. pdf file
       
  14. J. Baglama and L. Reichel, Augmented implicitly restarted Lanczos bidiagonalization methods. SIAM Journal on Scientific Computing, 27(1), (2005), pp.19-42. pdf file
    • Click here to download the MATLAB code irlba.m.
    • Click here for the R package on CRAN for the code irlba. Code is maintained by Bryan Lewis.
    • Click here for the R package on GitHub for the code irlba. Code is maintained by Bryan Lewis.
    • Click here for the Python package of irlba. Code is maintained by Bryan Lewis.
    • Click here for the C++ library for irlba. Code is maintained by Aaron Lun.

  15. S.J. Jang and J. Baglama, Droop models of nutrient-plankton interaction with intratrophic predation. Applied mathematics and computation, 169(2), (2005), pp.1106-1128. pdf file
       
  16. S.J. Jang, J. Baglama, and J. Rick, Nutrient-phytoplankton-zooplankton models with a toxin. Mathematical and Computer Modelling, 43(1-2), (2006), pp.105-118. pdf file
       
  17. J. Baglama and L. Reichel, Restarted block Lanczos bidiagonalization methods. Numerical Algorithms, 43(3), (2006), pp.251-272. pdf file
    • Click here to download the block MATLAB code irlbablk.m

  18. J. Baglama and L. Reichel, Decomposition methods for large linear discrete ill-posed problems. Journal of computational and applied mathematics, 198(2),(2007), pp.332-343. pdf file
       
  19. J. Baglama and L. Reichel, Augmented GMRES-type methods. Numerical Linear Algebra with Applications, 14(4), (2007), pp.337-350. pdf file
       
  20. J. Baglama, Augmented block householder Arnoldi method. Linear algebra and its applications, 429(10), (2008), pp.2315-2334. pdf file

  21. S.J. Jang, J. Baglama, and J. Rick, Plankton-toxin interaction with a variable input nutrient. Journal of Biological Dynamics, 2(1), (2008), pp.14-30. pdf file
       
  22. S.J. Jang and J. Baglama, Continuous-time predator–prey models with parasites. Journal of Biological Dynamics, 3(1), (2009), pp.87-98. pdf file
       
  23. S.J. Jang, J. Baglama, and L. Wu, Random dispersal in a predator-prey-parasite system. Journal of Biological Systems, 18(04), (2010), pp.825-845. pdf file
       
  24. J. Baglama and L. Reichel, An implicitly restarted block Lanczos bidiagonalization method using Leja shifts. BIT Numerical Mathematics, 53, (2013), pp.285-310.
       
  25. J. Baglama, L. Reichel, and D. Richmond, An augmented LSQR method. Numerical Algorithms, 64, (2013), pp.263-293.

  26. S.J. Jang, J. Baglama, and L. Wu, Dynamics of phytoplankton-zooplankton systems with toxin producing phytoplankton. Applied Mathematics and Computation, 227, (2014), pp.717-740.
       
  27. J. Baglama and D. Richmond, Implicitly restarting the LSQR algorithm. Electronic Transactions on Numerical Analysis, 42, (2014), pp.85-105. pdf file

  28. J. Baglama, C. Fenu, L. Reichel, and G. Rodriguez, Analysis of directed networks via partial singular value decomposition and Gauss quadrature. Linear Algebra and its Applications, 456, (2014), pp.93-121.
       
  29. M. Jandron, A. Ruffa, and J. Baglama, An asynchronous direct solver for banded linear systems. Numerical Algorithms, 76, (2017), pp.211-235.
    • Click here to download the README file README.txt.
    • Click here to download the MATLAB code Algorithm_21_TMFS_Driver.m.
    • Click here to download the MATLAB code Algorithm_21_TMFS.m.
    • Click here to download the MATLAB code Algorithm_22_TMFBS_Driver.m.
    • Click here to download the MATLAB code Algorithm_22_TMFBS.m.
    • Click here to download the MATLAB code Algorithm_31_BMFS.m.
    • Click here to download the MATLAB code Algorithm_31_BMFS_Driver.m.
    • Click here to download the FORTRAN 95 code Algorithm_31_BMFS.f90

  30. J. Baglama, T. Bella, and J. Picucci, Hybrid iterative refined method for computing a few extreme eigenpairs of a symmetric matrix. SIAM Journal on Scientific Computing, 43(5), (2021), pp.S200-S224. pdf file

  31. J. Baglama, V. Perovic, and J. Picucci, Hybrid iterative refined restarted Lanczos bidiagonalization methods. Numerical Algorithms, Vol. 92, (2023), pp. 1183-1212. pdf file
    • Click here to download the readme file readme.txt.
    • Click here to download the MATLAB driver code driver_trrsvds_rd2svds.m.
    • Click here to download the MATLAB code trrsvds.m.
    • Click here to download the MATLAB code rd2svds.m

  32. J. Baglama and V. Perovic, Explicit deflation in Golub-Kahan-Lanczos bidiagonalization methods. Electronic Transactions on Numerical Analysis, 58, (2023), pp. 164-176.
       
  33. J. Baglama, V. Perovic, and T. Toolan, Note on a Rank-one Modification of the Singular Value Decomposition Applied Mathematics and Computation, Vol. 457, 15 Nov. (2023).


Book Chapters
  1. S. J. Jang and J. Baglama, Nutrient-Plankton Interaction with a Toxin in a Variable Input Nutrient Environment Current Development in Mathematical Biology, Proceedings of the Conference on Mathematical Biology and Dynamical Systems, Series on Knots and Everything, (2007), ISBN 981-270-015-3.
       
  2. J. Baglama, Creating a First Online Course in the Mathematics Department Chapter in the Book: Taking your class online: A multidisciplinary journey, Information Age Publishing, (2012), ISBN:161-735-593-3.
       
  3. J. Baglama, IRLBA: Fast Partial Singular Value Decomposition Method Chapter in the Book: Handbook of Big Data, Taylor and Francis, (2016), ISBN: 148-224-907-3.


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James Baglama