Search Results for author: Evangelos Chatzipantazis

Found 4 papers, 0 papers with code

Structural Risk Minimization for Learning Nonlinear Dynamics

no code implementations28 Sep 2023 Charis Stamouli, Evangelos Chatzipantazis, George J. Pappas

We empirically show that even though too loose to be used as absolute estimates, our SRM bounds on the true prediction error are able to track its relative behavior across different model classes of the hierarchy.

Model Selection

Graph Neural Networks for Multi-Robot Active Information Acquisition

no code implementations24 Sep 2022 Mariliza Tzes, Nikolaos Bousias, Evangelos Chatzipantazis, George J. Pappas

This paper addresses the Multi-Robot Active Information Acquisition (AIA) problem, where a team of mobile robots, communicating through an underlying graph, estimates a hidden state expressing a phenomenon of interest.

Imitation Learning

SE(3)-Equivariant Attention Networks for Shape Reconstruction in Function Space

no code implementations5 Apr 2022 Evangelos Chatzipantazis, Stefanos Pertigkiozoglou, Edgar Dobriban, Kostas Daniilidis

In contrast to previous shape reconstruction methods that align the input to a regular grid, we operate directly on the irregular point cloud.

3D Shape Reconstruction

Learning Augmentation Distributions using Transformed Risk Minimization

no code implementations16 Nov 2021 Evangelos Chatzipantazis, Stefanos Pertigkiozoglou, Kostas Daniilidis, Edgar Dobriban

We propose a new \emph{Transformed Risk Minimization} (TRM) framework as an extension of classical risk minimization.

Rotated MNIST

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