EUROPT 2025
Abstract Submission

6. Worst-case Complexity in Continuous Multi-Objective Optimization

Invited abstract in session TC-10: Continuous Multi-Objective Optimization: Algorithms and Complexity Analyses, stream Multiobjective and Vector Optimization.

Tuesday, 14:00-16:00
Room: B100/8011

Authors (first author is the speaker)

1. Rohollah Garmanjani
NOVA Math, Universidade NOVA de Lisboa

Abstract

In this talk, we delve into the worst-case complexity of continuous optimization, which quantifies the computational effort required for an algorithm to reduce a stationarity measure below a given positive threshold in the worst-case scenario. We begin by providing an overview of worst-case complexity in single-objective optimization, outlining foundational results to serve as a benchmark.

We then shift our focus to the more complex realm of multiobjective optimization, highlighting its distinct challenges and recent advancements. Lastly, we examine the worst-case complexity of a trust-region algorithm, analyzing its performance under both convexity and strong convexity assumptions.

Keywords

Status: accepted


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