Personal Schedules Are Now Available
To create your personal schedule, sign in to your profile
Stream 1a: Nonlinear Programming I
FA94 — Nonconvex optimization: landscapes and dynamics II

** CANCELLED ** Deep Learning with Nontrivial Constraints
Ju Sun, University of Minnesota 
Adaptive QuasiNewton and Anderson Acceleration with Global (Accelerated) Convergence Rates
Damien Scieur, Samsung Sail Montreal 
NonConvexity Two Ways: new bounds for the Paulsen Problem via Geodesic PLcondition
Akshay Ramachandran, CWI And University of Amsterdam 
Strict saddle avoidance for Riemannian Gradient Descent
Andreea Musat, EPFL
FA260 — Opensource software for nonlinear programming

GraphBased Modeling and Optimization: Algorithms, Properties, and Software
David Cole, University of Wisconsin Madison 
Uno, a nextgen solver for unifying nonlinearly constrained nonconvex optimization
Charlie Vanaret, Argonne National Lab Zib 
Accelerating Optimal Power Flow with GPUs: SIMD Abstraction of Nonlinear Programs and CondensedSpace InteriorPoint Methods
Mihai Anitescu, Argonne National Laboratory 
A Funnel SQP and Feasibility Solver for Direct Optimal Control within the acados Software Framework
David Kiessling, KU Leuven
FA83 — Gradientbased methods: theory and advances

Nonconvex Stochastic Bregman Proximal Gradient Method with Application to Deep Learning
Jingyang Li, National University of Singapore 
Approximate Bregman Proximal Gradient Algorithm for Relatively Smooth Nonconvex Optimization
Shota Takahashi, The University of Tokyo 
Bregman Proximal Methods for Quantum Information Theoretic Problems
Kerry He, Monash University
Stream 1b: Global Optimization
FA27 — Global Optimal Search: Unleashing Maximum Potential

Computing the conjugate of nonconvex bivariate piecewise linearquadratic functions.
Tanmaya Karmarkar, UBC 
Norminduced NonConvex Relaxations for Lipschitz Constraints
Adrian Göß, University of Technology Nuremberg (Utn) 
On the impact of reliable boundary calculations by convex relaxation in global optimization
Frederic Messine, Laplace University of Toulouse 
Advances in convex relaxation generation for dynamic global optimization
Kamil Kamil Khan, Mcmaster University
Stream 1c: Nonsmooth Optimization
FA25 — Some recent advances in zeroth and firstorder optimization methods

Structure Utilization for Reducing Dimensional Dependency for Nonsmooth DerivativeFree Optimization
Ching Pei Lee, Institute of Statistical Mathematics 
Adaptable proximal algorithms: improved stepsize bounds and weaker assumptions
Andreas Themelis, Kyushu University 
MGProx: A nonsmooth multigrid proximal gradient method with adaptive restriction for strongly convex optimization
Andersen (Man Shun) Ang, University of Southampton 
Understanding Neural Network Binarization with Forward and Backward Proximal Quantizers
Yaoliang Yu, University of Waterloo
FA113 — Advances in Variational Analysis and Nonsmooth Optimization II

An asynchronous parallel bundle method
Frank Fischer, Johannes Gutenberg University Mainz 
Geometric characterizations of Lipschitz stability for convex optimization problems
Nghia Tran, Oakland University 
FirstOrder Methods for Constrained Optimization Problems Under Distributional Uncertainties: Empirical Evaluations and Theory
Meisam Razaviyayn, University of Southern California 
Proximal Algorithms for Gaussian variational inference via JKO in the BuresWasserstein Space
Krishnakumar Balasubramanian, University of California, Davis
Stream 1d: SemiDefinite Programming
FA17 — Recent advances in conic optimization  Part 2

** Permuted with Nosaka's talk in MB29 ** General Spectral Constrained Matrix Optimization
Casey Garner, University of Minnesota 
Nonfacial Exposedness of Copositive Cones over Symmetric Cones
Mitsuhiro Nishijima, Tokyo Institute of Technology / The Institute of Statistical Mathematics 
Efficient Quantum Relative Entropy Programming with SDP Preprocessing
Mehdi Karimi, Illinois State University 
Convergence rate analysis of a Dykstratype projection algorithm
Xiaozhou Wang, The Hong Kong Polytechnic University
FA89 — Recent advances in quadratic and semidefinite optimization

Rounding semidefinite relaxations of concave functions of quadratic forms
Chenyang Yuan, Toyota Research Institute 
Complexity of Chordal Conversion for Sparse Semidefinite Programs with Small Treewidth
Richard Zhang, University of Illinois At Urbana Champaign 
A Semidefinite Hierarchy for Expected Independence Numbers of Random Graphs
Kevin Shu, Georgia Institute of Technology
Stream 1e: Variational Analysis, Variational Inequalities and Complementarity
FA103 — Recent advances in bilevel optimization

Moreau envelope based reformulation and algorithm for bilevel programs
Shangzhi Zeng, University of Victoria 
On firstorder methods for stochastic bilevel optimization
Jeongyeol Kwon, University of Wisconsin Madison 
Relaxation methods for pessimistic bilevel optimization
Alain Zemkoho, The University of Southampton 
Theoretical smoothing frameworks for general nonsmooth bilevel problems
Jan Harold Alcantara, Riken Center For Advanced Intelligence Project
Stream 1f: Random Methods for Continuous Optimization
FA51 — Splitting and Randomized Methods 3

Optimal and approximate optimal parameters of the SORlike iteration method for solving absolute value equations
Cairong Chen, Fujian Normal University 
A regularized splitting method for sums of multiblock maximal monotone operators and its relationship with symmetric ADMM
Xingju Cai, Nanjing Normal University 
** MOVED TO FRIDAY AM REMOTE SESSION ** Extended alternating structureadapted proximal gradient algorithm for multiblock nonconvex optimization
Chunfeng Cui, Beihang University
Stream 1g: Derivativefree and Simulationbased Optimization
FA326 — DFO based on Approximations to Derivatives 2

BlackBox Optimization Algorithms for Problems with Convex Regularizers
Yanjun Liu, Princeton University 
Zerothorder lowrank Hessian estimation via matrix recovery
Tianyu Wang, Fudan University 
** MOVED TO FRIDAY AM REMOTE SESSION ** Derivativefree implementation of the regularized Newton method with lazy approximated Hessians
Geovani Grapiglia, Uclouvain 
On the connection between affineinvariance, convergence and learning second order information
Anne Auger, INRIA And Ecole Polytechnique
Stream 2a: Mixed Integer Linear Programming
FA228 — Integer programming: structure and algorithms

Parameterized Algorithms for BlockStructured Integer Programs with Large Entries
Alexandra Anna Lassota, Eindhoven University of Technology 
Exploring Pure Nash Equilibria in Integer Programming Games for Aquatic Invasive Species Prevention
Hyunwoo Lee, Virginia Tech 
Total Matching and Subdeterminants
Luca Ferrarini, école Des Ponts Paristech 
Integer programs with nearly totally unimodular matrices: the cographic case
Stefan Kober, Université Libre De Bruxelles
FA262 — Aspects of Symmetry and Fairness in Integer Programming and Combinatorial Optimization

FPT Algorithms using Minimal Parameters for a Generalized Version of Maximin Shares
Adrian Vetta, Mcgill University 
Handling symmetries in stable set problems and perfect mixed graphs
Annika Jaeger, Tu Darmstadt 
Fair Schedules for Single Round Robin Tournaments with Ranked Participants
Sten Wessel, Eindhoven University of Technology 
Detecting and Handling Reflection Symmetries in MINLP
Christopher Hojny, Tu Eindhoven
Stream 2b: Mixed Integer Nonlinear Programming
FA348 — Convexification Techniques for MINLP

Exact Augmented Lagrangian Duality for Mixed Integer Convex Optimization
Abhishek Pathapati Pathapati, Indian Institute of Technology, Bombay 
Using quadratic cuts to iteratively strengthen convexifications of box quadratic programs
Amélie Lambert, Cedric CNAM 
The ifthen Polytope: Conditional Relations over Multiple Sets of Binary Variables
Tobias Kuen, Fraunhofer IIS 
Cutting planes for multilinear optimization
Matthias Walter, University of Twente
Stream 2d: Machine Learning and Discrete Optimization
FA173 — Online talks in room 210CG with zoom link 933 0594 8837

Remote talks
To Be Announced , GERAD 
Remote talks
To Be Announced , GERAD 
Remote talks
To Be Announced , GERAD 
Remote talks
To Be Announced , GERAD
Stream 2c: Combinatorial Optimization and Graph Theory
FA351 — Combinatorial Optimisation and Graph Theory

Rounding the Lovasz Theta Function with a Value Function Approximation
Rui Gong, Georgia Institute of Technology 
MixedInteger Linear Optimization via LearningBased TwoLayer Large Neighborhood Search
Akang Wang, Shenzhen Research Institute of Big Data 
Optimizing Mediated Graphs: Applications in Conic Optimization and Representations of Circuits as SumsOfSquares
Víctor Blanco, Universidad De Granada 
Packing cycles in planar and boundedgenus graphs
Niklas Schlomberg, University of Bonn
FA925 — Combinatorial Optimization and Graph Theory 5

Labeling Methods for Partially Ordered Paths
Ricardo Euler, Zuse Institute Berlin 
Measuring Constituency Based On Minimum Campaign Distance And Application To Evaluate The Merger Of Electoral Districts
Yuichiro Miyamoto, Sophia University 
Combinatorial solving with provably correct results
Jakob Nordström, University Copenhagen 
On the monotonicity in steepest descent algorithm for Mconvex functions
Akiyoshi Shioura, Tokyo Institute of Technology
Stream 2e: Approximation and Online Algorithms
FA245 — TSP and vehicle routing

Improved guarantees for the a priori TSP
Luise Puhlmann, Research Institute For Discrete Mathematics, University of Bonn 
The kOpt algorithm for the Traveling Salesman Problem has exponential running time for $k \geq 5$
Stefan Hougardy, University of Bonn 
Anytime Optimization Approaches for Online dialaride problem
Elahe Amiri, Polytechnique Montréal 
Vehicle Routing with TimeDependent Travel Times: Theory, Practice, and Benchmarks
Dirk Müller, University of Bonn
FA150 — Submodularity and Beyond in Approximation Algorithms

Improved Approximation Algorithms Beyond Uncrossable Functions
Ishan Bansal, Cornell University 
Polyhedral Aspects of Feedback Vertex Set and Pseudoforest Deletion Set
Shubhang Kulkarni, University of Illinois At Urbana Champaign 
Quotient sparsification for submodular functions
Kent Quanrud, Purdue University 
Maximizing a Monotone Submodular Function Under an Unknown Knapsack Capacity
Sabine Münch, Trier University
Stream 2f: Computational Discrete and Integer Optimization
FA224 — Tightening MILPs by Reformulation

Augmented subproblem grinding for the lottype design problem
Jörg Rambau, University of Bayreuth 
An acceleration scheme for column generation in productionmaintenance scheduling problems
João Dionísio, Cmup/Fcup 
A new approach for intersample avoidance using an integer polytope formulation
Johannes Schmidt, Brandenburg University of Technology Cottbus Senftenberg 
Dynamic Demand Propagation in Guaranteed Service Models
Dominik Kamp, University of Bayreuth, Chair Of Economathematics
FA933 — Computational Discrete and Integer Optimization 2

Column Elimination
Anthony Karahalios, Carnegie Mellon University 
Sequential MixedInteger Programming for Matrix Sparsification
Andreas Tillmann, Tu Braunschweig 
An improved weighting local search for largescale binary integer programs
Shunji Umetani, Recruit Co., Ltd. 
Sensitivity analysis for linear change of the constraint matrix of an LP
Quentin Louveaux, University of Liège
Stream 3a: Continuous Stochastic Programming
FA247 — Latest Developments in Stochastic Optimization

Reinforcement Learning for Portfolio Optimization in Model with RegimeSwitching
David Saunders, University of Waterloo 
Optimal trade execution with learning
Andrew Lim, National University of Singapore 
On Generalization and Regularization via Wasserstein Distributionally Robust Optimization
Qinyu Wu, University of Waterloo 
Model Aggregation for Risk Evaluation and Robust Optimization
Tiantian Mao, University of Science And Technology Of China
Stream 3c: Robust and Distributionally Robust Optimization
FA133 — Robust Optimization meets other domains

Robust Appointment Scheduling with General Convex Uncertainty Sets
Judith Brugman, Tilburg University 
Connections and Reformulations between Robust and Bilevel Optimization
Johannes Thürauf, University Trier 
LPbased approximations for disjoint bilinear and twostage adjustable robust optimization.
Ayoub Foussoul, Columbia University 
Quadratic Optimization Through the Lens of Adjustable Robust Optimization
Ahmadreza Marandi, Eindhoven University of Technology
FA140 — Robust Optimization for Operations Problems

Robust topology optimization using the Bernstein approximation
Miguel Carrasco, Universidad De Los Andes 
Optimized Dimensionality Reduction for Momentbased Distributionally Robust Optimization
Kai Pan, The Hong Kong Polytechnic University 
Robust Workforce Management with Crowdsourced Delivery
Chun Cheng, Dalian University of Technology 
Robust Capacity Planning with General Upgrading
Zhenyu Hu, National University of Singapore
Stream 3d: Multistage Stochastic Programming and Reinforcement learning
FA182 — Advances at the intersection of reinforcement learning and stochastic optimization

A Recurrent Reinforcement Learning Strategy for Online Scheduling of a State Task Network Under Uncertainty
Daniel Rangel Martinez, University of Waterloo 
A Unified Framework for Sequential Decision Problems: From Dynamic Programming/RL to Stochastic Programming
Warren Powell, Princeton University/Optimal Dynamics 
Inducing Group Fairness in RealWorld Pipelines through Uncertainty Protections
Swati Gupta, MIT 
A Functional Model Method for Nonconvex Nonsmooth Conditional Stochastic Optimization
Andrzej Ruszczynski, Rutgers University
Stream 3e: Datadriven optimization
FA259 — New models and applications of datadriven optimization

Robust Portfolio Optimization Meets Arbitrage Pricing Theory
Mateus Waga, PUC Rio 
DataDriven Robust Sequential Search
Cagin Uru, Duke University 
Missing data in datadriven optimization
Hoda Bidkhori, George Mason University 
Pivotal Sampling for Online Bayesian Matching
Tristan Pollner, Stanford University
FA234 — Datadriven decision making in highstakes domains: notes on fairness and interpretability

Is There an AccuracySimplicity Tradeoff in HighStakes Decision Domains?
Lesia Semenova, Duke University 
Learning Interpretable and Fair Housing Allocation Policy for Individuals Experiencing Homelessness in Los Angeles
Sina Aghaei, University of Southern California 
The Measure and Mismeasure of Fairness
Johann Gaebler, Harvard 
fFERM: Robust and Fair Empirical Risk Minimization via fdivergences
Sina Baharlouei, University of Southern California
Stream 4b: Transportation and logistics
FA193 — Network Design for Transportation Planning IV

Stochastic Variable Cost and Size Bin Packing with Capacity Loss and Supplier Selection problem
Guido Perboli, Politecnico Di Torino 
ContinuousTime Service Network Design with Stochastic Travel Times
Giacomo Lanza, University of Pisa 
DoortoDoor Multimodal LongDistance Freight Transportation Planning
Mahdi Mostajabdaveh, Polytechnique Montréal 
Scheduled Service Network Design with Packing Considerations
Maria Elena Bruni, University of Calabria
Stream 4c: Scheduling and manufacturing
FA955 — Scheduling and manufacturing 4

Daily production scheduling method for mixedmodel assembly line and different workload models
Tazu Nomoto, Hitachi, Ltd. 
Flexible job shop scheduling problem with sequencing flexibility: constructive heuristics and local searches considering positionbased learning effect
Debora Pretti Ronconi, University of São Paulo Production Engineering Department 
Solving an integrated lot sizing and preventive maintenance planning for a single machine
Harcènage Dansou, ESG UQAM 
Data MiningDriven Shift Enumeration for Accelerating the Solution of LargeScale Personnel Scheduling Problems
Farin Rastgar Amini, Polytechnique Montreal
Stream 4h: Game Theory
FA330 — Computing Equilibria of Games

Learning in MultiLeader SingleFollower Stackelberg Games
Francesco Morri, INRIA Lille 
Nash Equilibrium of CodeShare Mechanism under Airline Frequency Competition Game with Second Order Cone Programming
Zi Yi Huang, National Tsing Hua University 
Computing QuasiProper Equilibria: From a Characterization to a Differentiable PathFollowing Method
Chuangyin Dang, City University of Hong Kong 
Tight Bounds for the Price of Fairness
Yichuan Ding, Desautels Faculty Of Management, Mcgill University
Stream 4i: Industrial applications
FA288 — Optimization and Validation of Execution Models at Amazon Scale

Ideal inventory placement with demand spillover
Zihao Li, Amazon.Com 
Validating Network Planning via Customer Centric Baselines
Qi Chen, Amazon 
Dynamic Resource Allocation: Algorithmic Design Principles and Spectrum of Achievable Performances
Akshit Kumar, Columbia University, Graduate School Of Business 
Solving Large Scale Linear Problems with Lagrangian Decomposition
Ozlem Bilginer, Amazon.Com