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Program for stream Nonsmooth Optimization and Variational Analysis

Sunday

Monday

Tuesday

Tuesday, 16:00-17:30

TE-26: Nonconvex Nonsmooth Optimization Methods
Stream: Nonsmooth Optimization and Variational Analysis
Room: Room 010
Chair(s): Napsu Karmitsa

A New Bundle Method for Nonsmooth DC Optimization
Kaisa Joki, Napsu Karmitsa, Marko M. Mäkelä
Numerical Methods for Solving Nonsmooth Optimization Problems with Known Structures
Adil Bagirov
Piecewise-Concave Minimization via Nonconvex Bundle Local Searches
Giovanni Giallombardo, Manlio Gaudioso, Giovanna Miglionico
A New Bundle Method for Sparse Problems
Napsu Karmitsa

Thursday

Thursday, 8:30-10:00

HA-26: Nondifferentiable Optimization: Theory, Algorithms and Applications I
Stream: Nonsmooth Optimization and Variational Analysis
Room: Room 010
Chair(s): Manlio Gaudioso

Multiple Subgradient Descent Bundle Method for Nonsmooth Multiobjective Optimization
Outi Montonen, Napsu Karmitsa, Marko M. Mäkelä
Iterative Schemes to Solve Nonconvex Variational Problems
Messaoud Bounkhel
Generalized Cutting Plane for Convex Nonsmooth Optimization
Manlio Gaudioso
A Levenberg-Marquardt Method with Approximate Projections
Alfredo Iusem, Roger Behling, Andreas Fischer, Yinyu Ye

Thursday, 10:30-12:00

HB-26: Nondifferentiable Optimization: Theory, Algorithms and Applications II
Stream: Nonsmooth Optimization and Variational Analysis
Room: Room 010
Chair(s): Welington de Oliveira

Assessing Numerical Performance of some Nonsmooth Optimization Methods in Solving Thermal Unit-Commitment Problems
Solving Convex Optimization Problems with Column Generation and Interior Point Methods
A Parallel Bundle Framework for Asynchronous Subspace Optimization of Nonsmooth Convex Functions
Frank Fischer, Christoph Helmberg
Non-smooth Optimization Methods for Chance Constrained Programming
Welington de Oliveira, Wim van Ackooij

Thursday, 14:00-15:30

HD-26: Nondifferentiable Optimization: Applications to Large-Scale and Combinatorial Problems
Stream: Nonsmooth Optimization and Variational Analysis
Room: Room 010
Chair(s): Enrico Gorgone

Optimal Replenishment Order Placement in a Finite Time Horizon
Giovanna Miglionico, Manlio Gaudioso, Giovanni Giallombardo
A Heuristic Algorithm for Solving the Minimum Sum-of-Squares Clustering Problems
Burak Ordin, Adil Bagirov
Decomposition Approaches: The Role of the Master Problem Formulation
A Computational Comparison of Approaches to Lagrangian Duals: The Case Study of FC-MMCF
Enrico Gorgone, Antonio Frangioni, Bernard Gendron

Thursday, 16:00-17:30

HE-26: Nonsmooth Optimization for Learning and Classification
Stream: Nonsmooth Optimization and Variational Analysis
Room: Room 010
Chair(s): Antonio Fuduli

Illumination by Cones and Outliers Detection
A New Incremental Piecewise Linear Classifier based on PCFs
Gurkan Ozturk, Adil Bagirov, Refail Kasimbeyli
Projecting onto Lines Using the L-1 Norm
José Dulá, James Brooks
A Robust Approach for Spherical Separation
Antonio Fuduli, Annabella Astorino, Immanuel Bomze, Manlio Gaudioso

Friday