Thu.1 09:00–10:15

09:00
9:25
9:50
H 3004 | APP Applications in Logistics and Supply Chain Management
Okan Ozener
Mingyu Li
Ali Ekici
09:00 Okan Ozener

A Game Theoretical Approach for Improving the Operational Efficiencies of Less-than-truckload Carriers Through Load Exchanges

9:25 Mingyu Li

Decision support for ship routing in dynamic and stochastic ice conditions

9:50 Ali Ekici

Ordering from Capacitated Suppliers under Cycle Time Limitation

H 0105 | BIG Distributed and Decentralized Optimization: Learning, Lower-Complexity Bounds, and Communication-Efficiency
Qing Ling
Mingyi Hong
Wotao Yin
09:00 Qing Ling

RSA: Byzantine-Robust Stochastic Aggregation Methods for Distributed Learning from Heterogeneous Datasets

9:25 Mingyi Hong

Distributed Non-Convex First-Order Optimization and Information Processing: Lower Complexity Bounds and Rate Optimal Algorithms

9:50 Wotao Yin

LAG: Lazily Aggregated Gradient is Communication-Efficient in Distributed and Decentralized Optimization

H 3006 | BIG Large-Scale Optimization for Statistical Learning
Rahul Mazumder [cancelled]
Hussein Hazimeh [cancelled]
09:00 Rahul Mazumder [cancelled]

Algorithmic approaches for Nonparametric Function estimation with Shape Constraints

9:25 Hussein Hazimeh [cancelled]

Learning Hierarchical Interactions at Scale

9:50

H 3007 | BIG Big Data and Machine Learning – Contributed Session 1/3
Scindhiya Laxmi
Robert Ravier
Guozhi Dong
09:00 Scindhiya Laxmi

Human Activity Recognition using Intuitionistic Fuzzy Proximal Support Vector Machines

9:25 Robert Ravier

Online Optimization for Time Series of Parametrizable Objective Functions

9:50 Guozhi Dong

A data-driven model-based method for quantitative MRI

H 3013 | VIS Complementarity: Extending Modeling and Solution Techniques (2/2)
Francesco Caruso
David Stewart
09:00 Francesco Caruso

Approximation of Nash equilibria via continuous optimization

9:25 David Stewart

Simulating electrical circuits with diodes and transistors

9:50

H 2032 | CON Methods and Applications in Mixed Integer Semidefinite Programming
Angelika Wiegele
Julie Sliwak
Felix Lieder
09:00 Angelika Wiegele

An Exact Penalty Method over Discrete Sets

9:25 Julie Sliwak

A conic-bundle approach to solve semidefinite relaxations of Alternating Current Optimal Power Flow problems

9:50 Felix Lieder

Exploiting Completely Positive Projection Heuristics

H 2033 | CON Matrix Analysis and Conic Programming
Cécile Hautecoeur
Fei Wang
09:00 Cécile Hautecoeur

Nonnegative matrix factorization over polynomial signals via a sum-of-squares approach

9:25 Fei Wang

Noisy Euclidean Distance Matrix Completion with A Single Missing Node

9:50

H 2038 | CON Second and Higher Order Cone Programming and Trust Region Methods
Mirai Tanaka
Walter Gomez
Lijun Ding [cancelled]
09:00 Mirai Tanaka

An adaptive LP-Newton method for second-order cone optimization

9:25 Walter Gomez

Exact relaxations of non convex trust region subproblems with an additional quadratic constraint.

9:50 Lijun Ding [cancelled]

Higher-Order Cone Programming

H 1028 | CNV Splitting Methods and Applications (1/3)
Francisco Javier Aragón Artacho
Sorin-Mihai Grad
Xiaoqun Zhang
09:00 Francisco Javier Aragón Artacho

The cyclic Douglas–Rachford algorithm with r-sets-Douglas–Rachford operators

9:25 Sorin-Mihai Grad

Combining duality and splitting proximal point methods

9:50 Xiaoqun Zhang

A Stochastic Primal Dual Fixed Point Method for Composited Convex Optimization

H 3025 | DER Emerging Trends in Derivative-Free Optimization (3/3)
Susan Hunter
Mauro Passacantando
Evgeniya Vorontsova
09:00 Susan Hunter

Bi-objective simulation optimization on integer lattices using the epsilon-constraint method in a retrospective approximation framework

9:25 Mauro Passacantando

A global optimization approach for solving non-monotone equilibrium problems

9:50 Evgeniya Vorontsova

[moved] Optimal stochastic gradient-free methods with inexact oracle

H 1029 | GLO Global Optimization – Contributed Session 2/2
Majid Darehmiraki
José Fernández
Ozan Evkaya
09:00 Majid Darehmiraki

The proximal gradient method for the subproblem of trust region method

9:25 José Fernández

Firm expansion: how to invest? A MINLP model and B\&B and heuristic procedures to deal with it

9:50 Ozan Evkaya

Parameter estimations of finite mixture models with particular optimization tools

H 0111 | MUL Uncertainty in Multi-Objective Optimization
Fabian Chlumsky-Harttmann
Patrick Groetzner
09:00 Fabian Chlumsky-Harttmann

Cutting planes for robust multi-objective optimization

9:25 Patrick Groetzner

Multiobjective Optimization Under Uncertainty: A Robust Regret Approach

9:50

H 0104 | NON Recent Advances of First-Order Methods for Nonlinear Problems (1/2)
Haihao Lu
Tianbao Yang
N. Serhat Aybat
09:00 Haihao Lu

Q-Stochastic Gradient Descent: a New Stochastic First-Order Method for Ordered Empirical Loss Minimization

9:25 Tianbao Yang

Stochastic Optimization for DC Functions and Non-smooth Non-convex Regularizers with Non-asymptotic Convergence

9:50 N. Serhat Aybat

A Doubly-Randomized Block-Coordinate Primal-Dual Method for Large-scale Convex-Concave Saddle Point Problems: Acceleration via Variance-Reduction

H 0106 | NON Optimality Conditions in Nonlinear Optimization (1/2)
Alexey Tret'yakov
Bruno Figueira Lourenço
Paulo J. S. Silva
09:00 Alexey Tret'yakov

Elementary proofs of a Karush-Kuhn-Tucker Theorem

9:25 Bruno Figueira Lourenço

Amenable cones, error bounds and algorithms

9:50 Paulo J. S. Silva

Sequential optimality conditions for mathematical problems with complementarity constraints

H 0107 | NON Methods of Optimization in Riemannian Manifolds (1/2)
João Xavier da Cruz Neto
João Carlos Souza
Maurício Louzeiro
09:00 João Xavier da Cruz Neto

An Inexact Proximal Point Method for Multiobjective Optimization on Riemannian Manifolds

9:25 João Carlos Souza

Accelerated proximal-type method for DC functions in Hadamard manifolds

9:50 Maurício Louzeiro

Gradient Method for Optimization on Riemannian Manifolds with Lower Bound Curvature

H 2053 | NON Mixed-Integer Optimal Control and PDE Constrained Optimization (3/3)
Clemens Zeile
Bart van Bloemen Waanders
Sven Leyffer
09:00 Clemens Zeile

Multiphase Mixed-Integer Nonlinear Optimal Control of Hybrid Electric Vehicles

9:25 Bart van Bloemen Waanders

Mixed Integer PDE-constrained optimization with scalable software

9:50 Sven Leyffer

Mixed-Integer PDE Constrained Optimization for Design of Electromagnetic Cloaking

H 0112 | PDE Geometric Methods in Optimization of Variational Problems (1/3)
Ronny Bergmann
Robin Richter
Dominik Stöger
09:00 Ronny Bergmann

A primal-dual algorithm for convex nonsmooth optimization on Riemannian manifolds

9:25 Robin Richter

Bilevel optimization in imaging with application to fingerprint analysis

9:50 Dominik Stöger

The convex geometry of matrix completion

H 2013 | PDE PDE-constrained Optimization Under Uncertainty (1/3)
René Henrion
Harbir Antil
Philipp Guth
09:00 René Henrion

Optimal Neumann boundary control of the vibrating string with uncertain initial data

9:25 Harbir Antil

Risk-Averse Control of Fractional Diffusion

9:50 Philipp Guth

PDE-constrained optimization under uncertainty using a quasi-Monte Carlo method

H 1058 | ROB Robust Optimization: New Advances in Methodology and Applications
Lukáš Adam [cancelled]
Phebe Vayanos
Nikos Trichakis
09:00 Lukáš Adam [cancelled]

Distributionally robust multi-objective optimization

9:25 Phebe Vayanos

Robust Active Preference Learning

9:50 Nikos Trichakis

Robust Optimization for Response Supply Chain Design Against Bioattacks

H 1012 | SPA Sparse Optimization and Information Processing – Contributed Session 2/3
Radu-Alexandru Dragomir
Yue Xie
Mustafa C. Pinar
09:00 Radu-Alexandru Dragomir

Fast Gradient Methods for Symmetric Nonnegative Matrix Factorization

9:25 Yue Xie

A Tractable ADMM Scheme for Computing KKT Points and Local Minimizers for l0 Minimization Problems

9:50 Mustafa C. Pinar

Minimizers in Robust Regression Adjusted for Sparsity

H 3012 | STO Advances in Probabilistic/Chance Constrained Problems
Yassine Laguel
Pedro Pérez-Aros
09:00 Yassine Laguel

On the interplay between generalized concavity and chance constraints

9:25 Pedro Pérez-Aros

Generalized gradients for probabilistic/robust (probust) constraints

9:50