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Hannah Dröge

3 accepted papers

2026

Neu-PiG: Neural Preconditioned Grids for Fast Dynamic Surface Reconstruction on Long Sequences

CVPR 2026

Temporally consistent surface reconstruction of dynamic 3D objects from unstructured point cloud data remains challenging, especially for very long sequences. Existing methods either optimize deformations incrementally, risking drift and requiring long runtimes, or rely on complex learned models tha

Cited by 0SourcecodeScholar
2023

Kissing to Find a Match: Efficient Low-Rank Permutation Representation

NeurIPS 2023poster

Permutation matrices play a key role in matching and assignment problems across the fields, especially in computer vision and robotics. However, memory for explicitly representing permutation matrices grows quadratically with the size of the problem, prohibiting large problem instances. In this work…

Cited by 3SourcePDFScholar
2020

Inverting Gradients - How easy is it to break privacy in federated learning?

NeurIPS 2020poster

The idea of federated learning is to collaboratively train a neural network on a server. Each user receives the current weights of the network and in turns sends parameter updates (gradients) based on local data. This protocol has been designed not only to train neural networks data-efficiently, but…