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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

Doctor of Science, University of Namur

Master of Mathematics, University of Namur

Fingerprint Dive into the research topics where Philippe TOINT is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 4 Similar Profiles
Nonlinear Optimization Mathematics
Unconstrained Optimization Mathematics
Trust Region Mathematics
Constrained Optimization Mathematics
Derivatives Engineering & Materials Science
Trust Region Method Mathematics
Constrained optimization Engineering & Materials Science
Objective function Mathematics

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Projects 1987 2015

Research Output 1977 2020

Adaptive regularization algorithms with inexact evaluations for nonconvex optimization

Bellavia, S., Gurioli, G., Morini, B. & Toint, P., 2 Jan 2020, In : SIAM Journal on Optimization. 29, 4, p. 2881-2915

Research output: Contribution to journalArticle

Open Access
File
Nonconvex Optimization
Adaptive algorithms
Regularization
Derivatives
Derivative

An algorithm for the minimization of nonsmooth nonconvex functions using inexact evaluations and its worst-case complexity

Gratton, S., Simon, E. & Toint, P., 2 Jan 2020, (Accepted/In press) In : Mathematical Programming. to appear, 19 p.

Research output: Contribution to journalArticle

Open Access
File
Derivatives
Evaluation
Adaptive algorithms
Nonconvex Minimization
Inexact Methods

Global and local information in structured derivative free optimization with BFO

Porcelli, M. & Toint, P., 15 Jan 2020, Arxiv, 27 p.

Research output: Working paper

File
Derivatives
Constrained optimization
Interpolation

High-Order Evaluation Complexity for Convexly-Constrained Optimization with Non-Lipschitzian Group Sparsity Terms

Chen, X. & Toint, P., 2020, (Accepted/In press) In : Mathematical Programming. 1902.10767, p. 1-27 27 p.

Research output: Contribution to journalArticle

Constrained optimization
Constrained Optimization
Sparsity
Higher Order
Evaluation

Sharp worst-case evaluation complexity bounds for arbitrary-order nonconvex optimization with inexpensive constraints

Toint, P., Cartis, C. & Gould, N. I. M., 2020, (Accepted/In press) In : SIAM Journal on Optimization. 31 p.

Research output: Contribution to journalArticle

Open Access
File
Nonconvex Optimization
Derivatives
Evaluation
Arbitrary
Derivative

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 Nov 2002

Prize: Fellowship awarded competitively

EPSRC Research Fellow

Philippe Toint (Recipient), 1 May 2003

Prize: Fellowship awarded competitively

Erskine Fellowship

Philippe Toint (Recipient), 2003

Prize: Fellowship awarded competitively

Activities 1974 2020

5th Conference on Numerical Analysis and Optimization

Philippe Toint (Contributor)
6 Jan 20209 Jan 2020

Activity: Participating in or organising an event typesParticipation in workshop, seminar, course

ENSEEIHT-IRIT

Philippe Toint (Visiting researcher)
4 Nov 20198 Nov 2019

Activity: Visiting an external institution typesVisiting an external academic institution

Minimizing convex quadratics with variable precision Krylov methods

Philippe Toint (Speaker)
28 Nov 2019

Activity: Talk or presentation typesInvited talk

Oxford University

Philippe Toint (Visiting researcher)
20 Nov 20196 Dec 2019

Activity: Visiting an external institution typesVisiting an external academic institution

Minimizing convex quadratics with variable precision Krylov methods

Philippe Toint (Speaker)
10 Oct 2019

Activity: Talk or presentation typesInvited 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