Dominique Orban

Member, GERAD

Full Professor, Department of Mathematics and Industrial Engineering, Polytechnique Montréal

dominique.orban@gerad.ca

Phone: 514 340-4711 x5967

Fax: 514 340-4463

Office 5453

Other titles and affiliations

Jun 2008 – Jan 2020

Associate Professor, Department of Mathematics and Industrial Engineering, Polytechnique Montréal

Research Axes

Axis 1: Data valuation for decision making
Axis 2: Decision support made in complex systems

Research Applications

Energy, environment and natural resources
Engineering (engineering design, digital design)

Publications

Apr 2025

G-2025-33
Solving slgorithm NCL's subproblems: The need for interior methods

Ding Ma, Dominique Orban, and Michael A. Saunders

Algorithm NCL was devised to solve a class of large nonlinearly constrained optimization problems whose constraints do not satisfy LICQ at a solution. It ...

BibTeX reference

Mar 2025

G-2023-18
A multi-precision quadratic regularization method for unconstrained optimization with rounding error analysis

Dominique Monnet and Dominique Orban

We propose a multi-precision extension of the Quadratic Regularization (R2) algorithm that enables it to take advantage of low-precision computations, and by...

BibTeX reference

Feb 2025

G-2023-65
Complexity of trust-region methods with potentially unbounded Hessian approximations for smooth and nonsmooth optimization

Geoffroy Leconte and Dominique Orban

We develop a worst-case evaluation complexity bound for trust-region methods in the presence of unbounded Hessian approximations. We use the algorithm of ...

BibTeX reference

141 publications

News

Valentin Dijon received an award

May 15, 2025

On April 25, Valentin Dijon, a doctoral student at Polytechnique Montréal, was awarded the 1st award for the best oral presentation in the future industry and digital society section at PolyCongRÉ.

He was awarded the award for his work on his master's degree. He was co-supervised by professors Youssef Diouane and Dominique Orban.

Master's Thesis Defence of Valentin Sylvain Bernard Dijon - November 25, 15h00

Nov 18, 2024

Title: A Stochastic Levenberg-Marquardt Method for Nonsmooth Regularized Inverse Problems

2024-2025 Results of the GERAD Co-supervised Doctoral Scholarship Competition

Aug 22, 2024

We are pleased to announce the winners of the co-supervised doctoral scholarship competition, who will receive a $12,500 scholarship.

21 news