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Personal profile

Areas of expertise

Numerical analysis, optimization, algorithms, transportation modelling, numerical linear algebra, mobility analysis

External responsibilities

Awards

Diplomas

Areas of expertise

External responsibilities

Awards

Diplomas

Education/Academic qualification

Master of Mathematics, University of Namur

Doctor of Science, University of Namur

Fingerprint Fingerprint is based on mining the text of the person's scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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Projects 1987 2015

Research Output 1977 2018

A note on preconditioning weighted linear least-squares with consequences for weakly constrained variational data assimilation

Gratton, S., Selime, G., Simon, E. & Toint, P., Apr 2018, In : Quarterly Journal of the Royal Meteorological Society. 144, 172, p. 934-940

Research output: Contribution to journalArticle

File
Data Assimilation
Linear Least Squares
Weighted Least Squares
Matrix Models
Preconditioning
File
Data Assimilation
Saddle
data assimilation
Formulation
Correlation Matrix

Michael James David Powell: 29 July 1936-19 April 2015

Buhmann, M., Fletcher, R., Iserles, A. & Toint, P., 2018, In : Biogr. Mems Fell R. Soc. (London). 64: 341-366, 39 p.

Research output: Contribution to journalArticle

Open Access
File

Minimizing convex quadratics with variable precision Krylov methods

Gratton, S., Simon, E. & Toint, P., 2018, (Submitted) Arxiv, 26 p.

Research output: Working paper

File
Krylov Methods
Quadratic Optimization
Cross product
Matrix Product
Conjugate Gradient

Second-order optimality and beyond: characterization and evaluation complexity in nonconvex convexly-constrained optimization

Cartis, C., Gould, N. I. M. & Toint, P., 24 Sep 2018, In : Foundations of Computational Mathematics. 18, 5, p. 1073-1107

Research output: Contribution to journalArticle

Nonconvex Optimization
Constrained optimization
Constrained Optimization
Optimality
Derivatives

Prizes

Beale-Orchard-Hayes Prize

Philippe Toint (Recipient), 1994

Prize: Prize (including medals and awards)

honors and awards
orchards

EPSRC Research fellow

Philippe Toint (Recipient), Jan 2009

Prize: Fellowship awarded competitively

EPSRC Research Fellow

Philippe Toint (Recipient), 1 May 2003

Prize: Fellowship awarded competitively

EPSRC Research Fellow

Philippe Toint (Recipient), 1 Nov 2002

Prize: Fellowship awarded competitively

Erskine Fellowship

Philippe Toint (Recipient), 2003

Prize: Fellowship awarded competitively

Activities 1974 2018

Minimizing convex quadratics with variable precision Krylov methods

Toint, P. (Speaker)
23 Jul 2018

Activity: Talk or presentationInvited talk

A path and some adventures in the jungle of high-order nonlinear optimization

Toint, P. (Speaker)
23 Oct 2017

Activity: Talk or presentationInvited talk

A path and some adventures in the jungle of high-order nonlinear optimization

Toint, P. (Speaker)
24 Oct 2017

Activity: Talk or presentationInvited talk

Thesis

A global optimization method for mixed integer nonlinear nonconvex problems related to power systems analysis

Author: Wanufelle, E., 6 Dec 2007

Supervisor: Sartenaer, A. (Supervisor), Strodiot, J. (Jury), Toint, P. (Jury), Leyffer, S. (External person) (Jury) & Merckx, C. (External person) (Jury)

Student thesis: Doc typesDoctor of Sciences

File

Algorithmes évolutionnaires pour la programmation non-linéaire globale

Author: Roegiers, C., 2004

Supervisor: Toint, P. (Supervisor), Sartenaer, A. (Jury) & Bastin, F. (Jury)

Student thesis: Master typesMaster in Mathematics

Algorithms and software for multilevel nonlinear optimization

Author: Tomanos, D., 4 Sep 2009

Supervisor: Toint, P. (Supervisor), Sartenaer, A. (President), Winkin, J. (Jury), Gratton, S. (External person) (Jury) & Orban, D. (External person) (Jury)

Student thesis: Doc typesDoctor of Sciences

File

Amélioration d'un modèle d'océan en couche mince pour l'algorihmique des sciences de la terre

Author: TILMAN, E., 31 Aug 2012

Supervisor: Toint, P. (Supervisor), Sartenaer, A. (Jury), Graton, S. (External person) (Jury) & Lambiotte, R. (Jury)

Student thesis: Master typesMaster in Mathematics

Analyse de l'utilisation d'un modèle d'affectation statique agrégé pour évaluer les émissions de gaz polluants

Author: Demeulder, L., 2004

Supervisor: Toint, P. (Supervisor), Cornelis, É. (Co-Supervisor) & Colson, B. (Jury)

Student thesis: Master typesMaster in Mathematics

Press / Media

Worst-case complexity of nonlinear optimization: where do we stand?

Philippe Toint

22/12/14

1 item of media coverage

Press/Media: Expert Comment