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Tuesday, May 18, 2021
11:00 AM - 12:00 PM
WebEx

Seminar

On the hidden convexity in chance constrained problems

Yassine Laguel
University of Grenoble Alpes

Chance constraints are a valuable tool for the design of safe and robust decisions in uncertain environments. In this talk, I will discuss some intrinsic convexity properties of chance constraints, which we can sometimes guarantee theoretically, and often exploit numerically. I will first show that for a large class of chance constrained sets, convexity can be guaranteed for safety probability values greater than a computable threshold. Secondly, I’ll present an exact reformulation of general chance constrained problems as convex bilevel programs. I will then derive a tractable penalty approach to solve such problems and finally present an open-source python toolbox with fast computational procedures.

Host: Yury Maximov