Tue.3 14:45–16:00

14:45
15:10
15:35
H 1012 | APP Applications in Energy (3/4)
Güray Kara
Clovis Gonzaga
Alberto J. Lamadrid L.
14:45 Güray Kara

Optimal Scheduling and Bidding of Flexibility for a Portfolio of Power System Assets in a Multi-Market Setting

15:10 Clovis Gonzaga

Optimal non-anticipative scenarios for non-linear hydro-thermal power systems

15:35 Alberto J. Lamadrid L.

Equilibrium prices for competitive electricity markets

H 0105 | BIG Recent Advancements in Optimization Methods for Machine Learning (1/4)
Alexandre d'Aspremont
Heyuan Liu
Lin Xiao
14:45 Alexandre d'Aspremont

Restarting Frank-Wolfe

15:10 Heyuan Liu

[moved] New Methods for Regularization Path Optimization via Differential Equations

15:35 Lin Xiao

A Composite Randomized Incremental Gradient Method

H 0110 | VIS Quasi-Variational Inequalities and Generalized Nash Equilibrium Problems (1/2)
Christian Kanzow
Steven-Marian Stengl
Rafael Arndt
14:45 Christian Kanzow

Quasi-Variational Inequalities in Banach Spaces: Theory and Augmented Lagrangian Methods

15:10 Steven-Marian Stengl

On the Convexity of Optimal Control Problems involving Nonlinear PDEs or VIs

15:35 Rafael Arndt

On quasi-variational inequality models arising in the description of sandpiles and river networks

H 2032 | CON Semidefinite Programming: Solution Methods and Applications
Marianna De Santis
Christoph Helmberg
Georgina Hall
14:45 Marianna De Santis

Augmented Lagrangian Approaches for Solving Doubly Nonnegative Programming Problems

15:10 Christoph Helmberg

T.he B.undle A.pproach -- Scaling in ConicBundle 1.0 for Convex and Conic Optimization

15:35 Georgina Hall

Semidefinite Programming-Based Consistent Estimators for Shape-Constrained Regression

H 3006 | CON Advances in Interior Point Methods for Convex Optimization
Mehdi Karimi
Riley Badenbroek
David Papp
14:45 Mehdi Karimi

Convex Optimization Problems in Domain-Driven Form: Theory, Algorithms, and Software

15:10 Riley Badenbroek

Simulated Annealing with Hit-and-Run for Convex Optimization

15:35 David Papp

alfonso: A new conic solver for convex optimization over non-symmetric cones

H 1028 | CNV Operator Splitting and Proximal Decomposition Methods
Yu Du
Maicon Marques Alves
Jonathan Eckstein
14:45 Yu Du

An outer-inner linearization method for non-convex and non-differentiable composite regularization problems

15:10 Maicon Marques Alves

Relative-Error Inertial-Relaxed Inexact Versions of Douglas-Rachford and ADMM Splitting Algorithms

15:35 Jonathan Eckstein

Projective Splitting with Co-coercive Operators

H 1029 | CNV Matrix Optimization Problems: Theory, Algorithms and Applications
Xinyuan Zhao
Xudong Li
Chao Ding
14:45 Xinyuan Zhao

A DC algorithm for quadratic assignment problem

15:10 Xudong Li

On the Equivalence of Inexact Proximal ALM and ADMM for a Class of Convex Composite Programming

15:35 Chao Ding

Perturbation analysis of matrix optimization

H 2038 | DER Emerging Trends in Derivative-Free Optimization (1/3)
Christine Shoemaker
Nikolaus Hansen
Giacomo Nannicini
14:45 Christine Shoemaker

Global optimization of noisy multimodal functions with RBF surrogates

15:10 Nikolaus Hansen

Diagonal acceleration for covariance matrix adaptation evolution strategies

15:35 Giacomo Nannicini

The evolution of RBFOpt: improving the RBF method, with one eye on performance

H 3002 | GLO Recent Developments in Structured Difference-Of-Convex Optimization
Akiko Takeda
Hongbo Dong [cancelled]
14:45 Akiko Takeda

DC Formulations and Algorithms for Sparse Optimization Problems

15:10 Hongbo Dong [cancelled]

On the Linear Convergence of DC Algorithms to Strong Stationary Points

15:35

H 3013 | MUL Recent Developments in Set Optimization (3/4)
Markus Arthur Köbis
Elisabeth Köbis
Akhtar A. Khan
14:45 Markus Arthur Köbis

Set optimization in systems biology: application to dynamic resource allocation problems

15:10 Elisabeth Köbis

A scalarization scheme in ordered sets with applications to set-valued and robust optimization

15:35 Akhtar A. Khan

Analysing the Role of the Inf-Sup Condition in Inverse Problems for Saddle Point Problems

H 0104 | NON Recent Advances in First-Order Methods (2/6)
Mert Gurbuzbalaban
Hilal Asi
Damien Scieur
14:45 Mert Gurbuzbalaban

A Universally Optimal Multistage Accelerated Stochastic Gradient Method

15:10 Hilal Asi

The importance of better models in stochastic optimization

15:35 Damien Scieur

Nonlinear Acceleration of Momentum and Primal-Dual Algorithms

H 2013 | NON Stochastic Methods for Nonsmooth Optimization
Tianyi Lin
Adil Salim
Konstantin Mishchenko
14:45 Tianyi Lin

Improved oracle complexity for stochastic compositional variance reduced gradient

15:10 Adil Salim

On the Convergence of some Stochastic Primal-Dual Algorithms

15:35 Konstantin Mishchenko

Variance Reduction for Sums with Smooth and Nonsmooth Components with Linear Convergence

H 2053 | NON Interplay of Linear Algebra and Optimization (2/2)
Yuji Nakatsukasa
Zsolt Csizmadia
John Pearson
14:45 Yuji Nakatsukasa

Eigenvalue perturbation theory in optimization: accuracy of computed eigenvectors and approximate semidefinite projection

15:10 Zsolt Csizmadia

Eliminations and cascading in nonlinear optimization

15:35 John Pearson

Interior point methods and preconditioners for PDE-constrained optimization

H 0111 | IMP Advances in Linear Programming
Julian Hall
Ivet Galabova
Daniel Rehfeldt
14:45 Julian Hall

HiGHS: a high-performance linear optimizer

15:10 Ivet Galabova

Solution of quadratic programming problems for fast approximate solution of linear programming problems

15:35 Daniel Rehfeldt

Solving large-scale doubly bordered block diagonal LPs in parallel

H 0106 | PDE Computational Design Optimization (3/4)
Estefania Loayza-Romero
Veronika Schulze
Christian Kahle
14:45 Estefania Loayza-Romero

A discrete shape manifold and its use in PDE-constrained shape optimization

15:10 Veronika Schulze

Increasing Sensitivity of Piezoelectric Ceramics by Electrode Shape Optimization

15:35 Christian Kahle

The phase field approach for topology optimization

H 0107 | PDE Optimal Control and Dynamical Systems (3/7)
Matthias Knauer
Tan Cao [cancelled]
Gerardo Sanchez Licea
14:45 Matthias Knauer

Real-Time Approximations for Discretized Optimal Control Problems using Parametric Sensitivity Analysis

15:10 Tan Cao [cancelled]

Optimal Control for a Nonconvex Sweeping Process with Applications to the Crowd Motion Model

15:35 Gerardo Sanchez Licea

Sufficiency for purely essentially bounded singular optimal controls

H 0112 | PDE Recent Advances in PDE Constrained Optimization (2/2)
Meenarli Sharma
Johanna Katharina Biehl
Johann Michael Schmitt
14:45 Meenarli Sharma

Inversion of Convection-Diffusion PDE with Discrete Sources

15:10 Johanna Katharina Biehl

Adaptive Multilevel Optimization with Application to Fluid-Structure Interaction

15:35 Johann Michael Schmitt

Optimal boundary control of hyperbolic balance laws with state constraints

H 1058 | ROB Distributionally Robust Optimization: Computation and Insights
Jianqiang Cheng [cancelled]
Divya Padmanabhan
Karthik Natarajan
14:45 Jianqiang Cheng [cancelled]

Computationally Efficient Approximations for Distributionally Robust Optimization

15:10 Divya Padmanabhan

Bounds on Sums of Dependent Random Variables: An Optimization Approach

15:35 Karthik Natarajan

On the Heavy-Tail Behavior of the Distributionally Robust Newsvendor

H 3012 | ROB Distributionally Robust Optimization
Tobias Sutter
Nian Si
Soroosh Shafieezadeh Abadeh
14:45 Tobias Sutter

Data-driven Approximate Dynamic Programming

15:10 Nian Si

Asymptotic Normality and Optimal Confidence Regions in Wasserstein Distributionally Robust Optimization

15:35 Soroosh Shafieezadeh Abadeh

Bridging Bayesian and Minimax Mean Square Error Estimation via Wasserstein Distributionally Robust Optimization

H 3007 | SPA Continuous Systems in Information Processing (1/2)
Elena Celledoni
Robert Tovey
Martin Benning
14:45 Elena Celledoni

Deep learning as optimal control problems: models and numerical methods

15:10 Robert Tovey

Continuous optimisation of Gaussian mixture models in inverse problems

15:35 Martin Benning

Iterative regularisation of continuous inverse problems via an entropic projection method

H 2033 | STO Large-Scale Stochastic First-Order Optimization (2/2)
Nidham Gazagnadou
Hamed Sadeghi [cancelled]
Samuel Horvath
14:45 Nidham Gazagnadou

Optimal mini-batch and step sizes for SAGA

15:10 Hamed Sadeghi [cancelled]

Acceleration of reduced variance stochastic gradient method

15:35 Samuel Horvath

Stochastic Distributed Learning with Gradient Quantization and Variance Reduction