Photo of Jean Tshimanga Ilunga

Jean Tshimanga Ilunga

  • 7 Citations
  • 2 h-Index
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  • 5 Similar Profiles
Jacobian matrices Engineering & Materials Science
Conjugate Gradient Mathematics
Large-scale Systems Mathematics
data assimilation Earth & Environmental Sciences
Preconditioner Mathematics
Linear systems Engineering & Materials Science
Linear Systems Mathematics
Kalman filter Earth & Environmental Sciences

Projects 2003 2007

Research Output 2007 2014

  • 7 Citations
  • 2 h-Index
  • 4 Article
  • 2 Other report
44 Downloads (Pure)

Linearizing the Method of Conjugate Gradients

Gratton, S., Titley-Peloquin, D., Toint, P. & Tshimanga Ilunga, J., 2014, In : SIAM Journal on Matrix Analysis and Applications. 35, 1, p. 110-126

Research output: Contribution to journalArticle

Open Access
Jacobian matrices
Conjugate Gradient
Spectral Norm
Algorithm Design
Jacobian matrix
data assimilation
Kalman filter
shallow water

On a class of limited memory preconditioners for large scale linear systems with multiple right-hand sides

Gratton, S., Sartenaer, A. & Tshimanga Ilunga, J., 2011, (Unpublished) In : SIAM Journal on Optimization. 3, p. 912-935 24 p.

Research output: Contribution to journalArticle

Large-scale Systems
Linear systems
Linear Systems
Data storage equipment


On a class of limited memory preconditioners for large-scale nonlinear least-squares problems (with application to variational ocean data assimilation)

Author: Tshimanga Ilunga, J., 2007

Supervisor: Sartenaer, A. (Supervisor), Strodiot, J. (Jury), Toint, P. (Jury), Gratton, S. (External person) (Jury) & Manneback, P. (External person) (Jury)

Student thesis: Doc typesDoctor of Sciences