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Stefanos Pertigkiozoglou

3 accepted papers

2026

Recurrent Equivariant Constraint Modulation: Learning Per-Layer Symmetry Relaxation from Data

ICML 2026spotlight

Equivariant neural networks exploit underlying task symmetries to improve generalization, but strict equivariance constraints can induce more complex optimization dynamics that can hinder learning. Prior work addresses these limitations by relaxing strict equivariance during training, but typically …

Cited by 0SourceScholar
2024

Improving Equivariant Model Training via Constraint Relaxation

NeurIPS 2024poster

Equivariant neural networks have been widely used in a variety of applications due to their ability to generalize well in tasks where the underlying data symmetries are known. Despite their successes, such networks can be difficult to optimize and require careful hyperparameter tuning to train succe…

2023

$\mathrm{SE}(3)$-Equivariant Attention Networks for Shape Reconstruction in Function Space

ICLR 2023poster

We propose a method for 3D shape reconstruction from unoriented point clouds. Our method consists of a novel SE(3)-equivariant coordinate-based network (TF-ONet), that parametrizes the occupancy field of the shape and respects the inherent symmetries of the problem. In contrast to previous shape rec…

Cited by 33SourcePDFScholar