The Seminar in Geometry and Statistics takes place monthly at the Department of Mathematics and Data Science of VUB (Building G, Sixth Floor, Room 6.60). It is flexible in terms of schedule and topics, though topics revolve around geometry and statistics. The organizers are Dr. Susovan Pal and myself.
DATE: 11 September 2025
SPEAKER: Martin Andersson (Uppsala University)
TITLE: Finite-sample inference for intrinsic dimension via Gaussian kernels
ABSTRACT: We consider intrinsic-dimension estimation for data supported on an unknown d-dimensional submanifold in Euclidean space. We first introduce key concepts and existing approaches, then present new finite-sample concentration bounds for Gaussian-kernel estimators under mild regularity assumptions on the manifold and sampling distribution. We also discuss data-driven bandwidth selection methods.
**************************************************************************************************
DATE: 16 Octobre 2025
SPEAKER: Marie Bormann (Bonn Universität)
TITLE: TBA
ABSTRACT: TBA
**************************************************************************************************
DATE: 20 November 2025
SPEAKER: Alexey Lazarev (Université de Toulouse)
TITLE: TBA
ABSTRACT: TBA
**************************************************************************************************
DATE: 11 December 2025
SPEAKER: Simon Jacobsson (KU Leuven)
TITLE: TBA
ABSTRACT: TBA
**************************************************************************************************
DATE: 24 April 2025
SPEAKER: Alice Le Brigant (Sorbonne Université)
TITLE: The Lp Fisher-Rao metric and the alpha-connection
DATE: 18 March 2025
SPEAKER: Mauricio Che (University of Vienna)
TITLE: Spaces of Persistence Diagrams and Optimal Partial Transport
DATE: 13 February 2025
SPEAKER: Diego Bolón Rodríguez (ULB)
TITLE: A review on highest density region estimation
DATE: 23 January 2025
SPEAKER: Eddie Aamari (École Normale Supérieure de Paris)
TITLE: A theory of stratification learning: clustering-by-dimensionality with reconstruction
DATE: 12 December 2024
SPEAKER: Susovan Pal (VUB)
TITLE: Optimal lift, a tool for statistical testing on Singular Shape Spaces
DATE: 13 November 2024
SPEAKER: Claire Brécheteau (Nantes Université)
TITLE: Statistical tests for uniformity and iidness on homogeneous spaces
DATE: 11 September 2024
SPEAKER: Pierre-Antoine Absil (UCLouvain)
TITLE: Feasible and Infeasible Optimization on Manifolds