SMAI-MODE 2020: JOURNéES SMAI-MODE 2020
PROGRAM

Days: Monday, September 7th Tuesday, September 8th Wednesday, September 9th

Monday, September 7th

View this program: with abstractssession overviewtalk overview

08:45-09:00 Session MW: Introduction/Welcome
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Amphitheater
09:00-10:00 Session MP1: Exposé plénier/Plenary talk
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Jerome Bolte (Universite Toulouse 1 Capitole, France)
Location: Amphitheater
09:00
Claire Mathieu (CNRS, France)
Two-sided matching markets with correlated random preferences have few stable pairs (abstract)
10:00-10:30Pause/ Break
10:30-12:30 Session MM1: Variational and Nonsmooth analysis
Chairs:
Jerome Bolte (Universite Toulouse 1 Capitole, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
10:30
Rodolfo Rios-Zertuche (Artificial and Natural Intelligence Toulouse Institute, France)
Long term dynamics of the subgradient optimization method in the non-smooth and non-convex case (abstract)
11:00
Michel De Lara (Ecole des Ponts ParisTech, CERMICS, France)
Jean-Philippe Chancelier (Ecole des Ponts ParisTech, CERMICS, France)
Constant Along Primal Rays Conjugacies Suitable for Functions of the Support} (abstract)
11:30
Florent Nacry (University Perpignan Via Domitia, France)
Prox-regular sets: separation and metric properties (abstract)
12:00
Othmane Jerhaoui (ENSTA/UMA, France)
Hasnaa Zidani (ENSTA/UMA, France)
HJB equations on stratified domains (abstract)
10:30-12:30 Session MM2: Stochastic Optimization and Learning
Chairs:
Vincent Leclere (ENPC, France)
Vianney Perchet (ENS Paris-Saclay, France)
Location: Room 2
10:30
Kimon Antonakopoulos (INRIA, France)
Panayotis Mertikopoulos (CNRS, France)
E. Veronica Belmega (ETIS / ENSEA - Université de Cergy-Pontoise - CNRS, France)
Online and Stochastic Optimization Beyond Lipschitz Continuity: A Riemannian Approach (abstract)
11:00
Paul Javal (EDF RD, France)
Wim van Ackooij (EDF RD, France)
Sophie Demassey (CMA, Mines ParisTech, France)
Hugo Morais (Técnico Lisboa, Portugal)
Welington de Oliveira (Mines ParisTech, France)
Bhargav Swaminathan (EDF RD, France)
A nonlinearly-constrained bundle method for nonconvex chance-constrained problems (abstract)
11:30
Pierre-Cyril Aubin-Frankowski (MINES ParisTech, France)
Zoltan Szabo (CNRS, Ecole Polytechnique, France)
Hard Shape-Constrained Kernel Regression (abstract)
10:30-12:30 Session MM3: Economy and Games
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Rida Laraki (Université Dauphine - CNRS, France)
Location: Room 3
10:30
Jean-Marc Bonnisseau (Université Paris 1 Panthéon-Sorbonne, France)
Achis Chéry (Université d'Etat d'Haiti, (LS2E), Port-au-Prince, Haiti et CREGED, Université Quisqueya, Haiti)
Stability of marketable payoffs with re-trading (abstract)
11:00
Michel Grabisch (Université Paris I Panthéon-Sorbonne, Paris School of Economics, France)
Agnieszka Rusinowska (Paris School of Economics, CNRS, France)
Xavier Venel (Université Paris I Panthéon-Sorbonne, Paris School of Economics, France)
Diffusion on large networks (abstract)
11:30
Julien Fixary (Université Paris 1 Panthéon-Sorbonne, France)
Philippe Bich (Université Paris 1 Panthéon-Sorbonne, France)
Sequential network formation: new stability concepts (abstract)
12:30-14:00Repas/ Lunch
14:00-15:30 Session MA11: Optimal control and applications
Chairs:
Jean-Baptiste Caillau (Université Côte d'Azur, CNRS, Inria, LJAD, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
14:00
Terence Bayen (University of Avignon, France)
Francis Mairet (IFREMER Nantes, France)
Parameter Estimation for Dynamic Resource Allocation in Microorganisms: A Bi-level Optimization Problem (abstract)
14:30
Yannick Viossat (Université Paris-Dauphine, France)
Robert Noble (ETH Zurich, Switzerland)
Optimization of Palliative Cancer Therapy: the Logic of Containing Tumors (abstract)
15:00
Kenza Boumaza (Univ Montpellier, INRA, France)
Alain Rapaport (INRA, France)
Sébastien Roux (INRA, France)
About optimal crop irrigation planing under water scarcity (abstract)
14:00-15:30 Session MA21: Numerical Optimization/Sochastic Gradient method 1
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Vincent Leclere (ENPC, France)
Location: Room 2
14:00
Olivier Fercoq (Télécom Paris, France)
Ahmet Alacaoglu (Ecole Polytechnique Fédérale de Lausanne, Switzerland)
Volkan Cevher (Ecole Polytechnique Fédérale de Lausanne, Switzerland)
Sur la convergence de la méthode du gradient hybride primal-dual stochastique (abstract)
14:30
Franck Iutzeler (Univ. Grenoble Alpes, France)
a Randomized Proximal Gradient Method with Structure-Adapted Sampling (abstract)
15:00
Anas Barakat (Télécom Paris, France)
Pascal Bianchi (Télécom Paris, France)
Convergence and Dynamical Behavior of the ADAM Algorithm for Non Convex Stochastic Optimization (abstract)
16:00-17:30 Session MA12: Optimal control and Hamilton-Jacobi equations
Chairs:
Jean-Baptiste Caillau (Université Côte d'Azur, CNRS, Inria, LJAD, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
16:00
Ana Paula Chorobura (ENSTA Paris, France)
Hasnaa Zidani (Ensta Paris, France)
Multi-objective infinite horizon optimal control problems: characterization of the Pareto fronts and reconstruction of optimal trajectories (abstract)
16:30
Hafid Lalioui (Université Ibn Zohr, Equipe aide à la decision, ENSA, Agadir, Morocco, Morocco)
Brahim El Asri (Université Ibn Zohr, Equipe aide à la decision, ENSA, Agadir, Morocco, Morocco)
Two-player zero-sum deterministic differential game in infinite horizon involving impulse controls with a new QVI (abstract)
17:00
Hamza Ennaji (Limoges University, France)
Primal-Dual algorithm for Lambertian Shape from Shading (abstract)
16:00-17:30 Session MA22: Numerical Optimization/Sochastic Gradient method 2
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Vincent Leclere (ENPC, France)
Location: Room 2
16:00
François Pacaud (Artelys, France)
Interior point methods for logistic regression (abstract)
16:30
Stephane Chretien (National Physical Laboratory and Laboratoire ERIC, Universite Lyon 2, UK)
A stochastic Lanvegin sampling approach to Median of Means estimation (abstract)
17:00
El Houcine Bergou (INRA, France)
Youssef Diouane (ISAE-SUPAERO, France)
Vyacheslav Kungurtsev (Czech Technical University in Prague, Czechia)
Clément Royer (Université Paris-Dauphine, France)
A stochastic Levenberg-Marquardt Method Using Random Models (abstract)
Tuesday, September 8th

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09:00-10:00 Session TP1: Exposé plénier/Open plenary talk
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Filippo Santambrogio (Université Claude Bernard - Lyon 1, France)
Location: Amphitheater
09:00
Francis Bach (Inria et ENS, France)
Optimisation convexe et non-convexe pour l’apprentissage statistique (abstract)
10:00-10:30Pause/ Break
10:30-12:30 Session TM1: Numerical methods in Optimal Control and Optimal Transport
Chairs:
Quentin Mérigot (Université Paris-Sud, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
10:30
Thibault Séjourné (DMA, ENS, France)
Sinkhorn Divergences for Unbalanced Optimal Transport (abstract)
11:00
Hicham Janati (INRIA, France)
Marco Cuturi (Google, France)
Alexandre Gramfort (INRIA, France)
Spatial DTW: Optimal transport in space and time (abstract)
11:30
Olivier Bokanowski (Laboratoire Jacques Louis Lions, Université Paris-Diderot and UMA, Ensta ParisTech, France)
Nidhal Gammoudi (UMA ENSTA PARISTECH, France)
Hasnaa Zidani (UMA, ENSTA ParisTech, France)
Optimistic planning algorithm for some state-constrained optimal control problems (abstract)
12:00
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Stéphane Gaubert (INRIA and CMAP, Ecole polytechnique, France)
Zheng Qu (The University of Hong Kong, Hong Kong)
Omar Saadi (CMAP, Ecole polytechnique and INRIA, France)
Solving Perfect Information Mean Payoff Zero-sum Stochastic Games by Variance Reduced Deflated Value Iteration (abstract)
10:30-12:30 Session TM2: Numerical Optimization
Chairs:
Pierre Carpentier (ENSTA, France)
Vincent Leclere (ENPC, France)
Location: Room 2
10:30
Robert Luce (Gurobi, Germany)
Nonconvex Quadratic Optimization with Gurobi (abstract)
11:00
Yassine Laguel (Université Grenoble Alpes, France)
A DC approach for chance constrained problems (abstract)
11:30
Gilles Bareilles (Laboratoire Jean Kuntzmann, France)
Franck Iutzeler (Univ. Grenoble Alpes, France)
On the Interplay between Acceleration and Identification for the Proximal Gradient algorithm (abstract)
12:00
Yu-Guan Hsieh (LJK, Univ. Grenoble Alpes, France)
Convergence Analysis of Single-call Extra-Gradient Methods (abstract)
10:30-12:30 Session TM3: Thematic session: Games
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Vianney Perchet (ENS Paris-Saclay, France)
Location: Room 3
10:30
Emilien Macault (HEC Paris, France)
Marco Scarsini (Luiss, Italy)
Tristan Tomala (HEC School of Management, France)
Learning in Dynamic Routing Games with Symmetric Incomplete Information (abstract)
11:00
Christina Pawlowitsch (University Panthéon-Assas, Paris 2, France)
Josef Hofbauer (University of Vienna, Austria)
The evolutionary dynamics of costly signaling (abstract)
11:30
Benjamin Roussillon (UGA, France)
Patrick Loiseau (UGA, INRIA, CNRS, LIG, France)
Optimal classifiers for adversarial settings under uncertainty (abstract)
12:00
Felipe Garrido-Lucero (LAMSADE Université Paris Dauphine, France)
Rida Laraki (CNRS; LAMSADE Université Paris Dauphine, France)
Stable Matching Games (abstract)
12:30-14:00Repas/ Lunch
14:00-15:00 Session TP2: Exposé plénier industriel/Industrial plenary talk
Chairs:
Wim Vanackooij (EDF R&D, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Amphitheater
14:00
Nadia Oudjane (EDF-Lab, France)
Some optimization issues in the new electrical system (abstract)
15:00-15:30Pause/ Break
15:30-17:30 Session TA1: Session industrielle/Industrial session
Chairs:
Olivier Fercoq (Télécom Paris, France)
Vincent Leclere (ENPC, France)
Location: Room 1
15:30
Manuel Ruiz (RTZ, France)
Jean Maeght (RTE, France)
Amélie Lambert (CNAM CEDRIC, France)
Sourour Elloumi (UMA CEDRIC, France)
Hadrien Godard (RTE, France)
Solving Alternative Current Optimal Power Flow to Global Optimality with Quadratic Reformulation Using Semi-Definite Programming and Branch-and-Bound (abstract)
16:00
Clément Calauzènes (Criteo AI Lab, France)
Optimization in Repeated Mechanisms: Challenges (abstract)
16:30
Erling Andersen (Mosek ApS, Denmark)
A practical primal-dual interior-point algorithm for nonsymmetric conic optimization (abstract)
Wednesday, September 9th

View this program: with abstractssession overviewtalk overview

09:00-10:00 Session WP1: Exposé plénier/Plenary talk
Chairs:
Clémence Alasseur (EDF R&D, France)
Vincent Leclere (ENPC, France)
Location: Amphitheater
09:00
Antonin Chambolle (CMAP, CNRS, École polytechnique, IPP, France)
How to discretize the total variation? (abstract)
10:00-10:30Pause/ Break
10:30-12:30 Session WM1: Optimal control
Chairs:
Terence Bayen (University of Avignon, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
10:30
Jean-Baptiste Caillau (Université Côte d'Azur, CNRS, Inria, LJAD, France)
Maximisation de déterminants de Sturm-Liouville (abstract)
11:00
Gaurav Dhar (Université de Limoges, France)
Pontryagin maximum principle for optimal sampled-data control problems (abstract)
11:30
Boris Wembe (IRIT-UPS Toulouse, France)
Abnormal Trajectory in Optimal Control with Application inHydrodynamics and Geometry (abstract)
10:30-12:30 Session WM2: Multistage Stochastic Optimization
Chairs:
Clémence Alasseur (EDF R&D, France)
Michel De Lara (Ecole des Ponts ParisTech, CERMICS, France)
Location: Room 2
10:30
Thomas Bittar (EDF / Ecole des Ponts ParisTech, France)
Pierre Carpentier (ENSTA Paris, France)
Jean-Philippe Chancelier (CERMICS, France)
Jerome Lonchampt (EDF, France)
A Decomposition Method by Component for the Optimization of Maintenance Scheduling (abstract)
11:00
Marianne Akian (INRIA & CMAP, France)
Jean-Philippe Chancelier (Ecole des Ponts ParisTech, France)
Benoît Tran (Ecole des Ponts ParisTech, France)
Tropical dynamic programming for stochastic optimal control (abstract)
11:30
Adrien Seguret (EDF R&D, France)
Nadia Oudjane (EDF R&D, France)
Frédéric Bonnans (CMAP Inria, France)
Clémence Alasseur (EDF R&D, France)
Antonio De Paola (Bath University, UK)
Vincenzo Trovato (Imperial College London, UK)
Decomposition of a high dimensional stochastic optimization problem and application to flexible devices in the context of Smart Grids (abstract)
12:00
Maël Forcier (Ecole des Ponts, France)
Stéphane Gaubert (Ecole polytechnique, France)
Vincent Leclère (Ecole des Ponts, France)
The polyhedral structure and complexity of multistage stochastic linear programming with general cost distribution (abstract)
10:30-12:30 Session WM3: Thematic session: Games
Chairs:
Marianne Akian (INRIA and CMAP, CNRS, Ecole polytechnique, IPP, France)
Guillaume Vigeral (Université Paris-Dauphine, France)
Location: Room 3
10:30
Guillaume Vigeral (Université Paris-Dauphine, France)
Paiement d'équilibres algébriques de jeux finis à paiement entier. (abstract)
11:00
Rida Laraki (CNRS (Dauphine-PSL) and University of Liverpool, France)
Srihari Govindan (University of Rochester, United States)
Lucas Pahl (University of New South Wales, Australia)
On Sustainable Equilibria (abstract)
11:30
Frédéric Koessler (CNRS, PSE, France)
Marie Laclau (CNRS, HEC Paris, France)
Jérôme Renault (Université Toulouse 1, TSE, France)
Tristan Tomala (HEC Paris, France)
Long Information Design (abstract)
12:30-14:00Repas/Lunch Break
14:00-15:30 Session WA1: Thematic session: Mean Field Games
Chairs:
Clémence Alasseur (EDF R&D, France)
Hasnaa Zidani (ENSTA Paris, France)
Location: Room 1
14:00
Alekos Cecchin (Université Côte d'Azur, France)
François Delarue (Université Côte d'Azur, France)
Finite State Mean Field Games: Common Noise and Selection of Equilibira (abstract)
14:30
Julien Claisse (Université Paris-Dauphine, France)
Mean Field Games with Branching (abstract)
15:00
Clément Sarrazin (Institute of Mathematics of Orsay, France)
A lagrangian discretization for mean field games with congestion (abstract)
15:30
Bonnans Frédéric (CMAP, France)
Lavigne Pierre (CMAP, France)
Laurent Pfeiffer (CMAP, France)
Discrete-time MFGs with risk-averse agents (abstract)
14:00-16:00 Session WA2: Thematic session: Geometry and Optimization
Chairs:
Xavier Allamigeon (Inria and CMAP, France)
Sourour Elloumi (ENSTA, France)
Location: Room 2
14:00
Nikolas Stott (LocalSolver, France)
Calcul de bornes dans LocalSolver pour des problèmes non-linéaires mixtes et multi-objectifs (abstract)
14:30
Simon Boulmier (LocalSolver, France)
Unconstrained relaxations and duality in global optimization (abstract)
15:00
Daniel Dadush (CWI Amsterdam, Netherlands)
Sophie Huiberts (CWI Amsterdam, Netherlands)
Bento Natura (London School of Economics, UK)
László A. Végh (London School of Economics, UK)
A scaling-invariant algorithm for linear programming whose running time depends only on the constraint matrix (abstract)
15:30
Antoine Deza (McMaster University, Canada)
Algorithmic, Combinatorial, and Geometric Aspects of Linear Optimization (abstract)
14:00-15:30 Session WA3: Optimization and Modeling
Chairs:
Pierre Carpentier (ENSTA, France)
Panayotis Mertikopoulos (IMAG CNRS, France)
Location: Room 3
14:00
Thomas Martin (CERMICS, Ecole des Ponts ParisTech, France)
A dynamic formulation for the crude oil procurement problem (abstract)
14:30
Adrien Le Franc (Cermics ENPC, France)
Pierre Carpentier (ENSTA Paris, France)
Jean-Philippe Chancelier (CERMICS, France)
Michel De Lara (Ecole des Ponts ParisTech, CERMICS, France)
EMSx: an Energy Management System numerical benchmark (abstract)
15:00
Quentin Bertrand (Université Paris-Saclay, Inria, Cea, France)
Quentin Klopfenstein (Université de Bourgogne, France)
Joseph Salmon (Université de Montpellier, France)
Mathieu Blondel (Google, France)
Samuel Vaiter (CNRS, France)
Alexandre Gramfort (Université Paris-Saclay, Inria, Cea, France)
Hyperparameter selection for the Lasso with gradient descent (abstract)
16:00-17:00Pause/ Break
17:00-17:30 Prix Dodu/Dodu Prize
Chairs:
Jerome Bolte (Universite Toulouse 1 Capitole, France)
Stephane Gaubert (Inria & CMAP, France)
Filippo Santambrogio (Université Claude Bernard - Lyon 1, France)
Location: Amphitheater