Paths and Ambient Spaces in Neural Loss Landscapes

Fuente: arXiv
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Bibliographic Details
Main Authors: Dold, Daniel, Kobialka, Julius, Palm, Nicolai, Sommer, Emanuel, Rügamer, David, Dürr, Oliver
Format: Preprint
Published: 2025
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author Dold, Daniel
Kobialka, Julius
Palm, Nicolai
Sommer, Emanuel
Rügamer, David
Dürr, Oliver
author_facet Dold, Daniel
Kobialka, Julius
Palm, Nicolai
Sommer, Emanuel
Rügamer, David
Dürr, Oliver
contents Understanding the structure of neural network loss surfaces, particularly the emergence of low-loss tunnels, is critical for advancing neural network theory and practice. In this paper, we propose a novel approach to directly embed loss tunnels into the loss landscape of neural networks. Exploring the properties of these loss tunnels offers new insights into their length and structure and sheds light on some common misconceptions. We then apply our approach to Bayesian neural networks, where we improve subspace inference by identifying pitfalls and proposing a more natural prior that better guides the sampling procedure.
format Preprint
id arxiv_https___arxiv_org_abs_2503_03382
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Paths and Ambient Spaces in Neural Loss Landscapes
Dold, Daniel
Kobialka, Julius
Palm, Nicolai
Sommer, Emanuel
Rügamer, David
Dürr, Oliver
Machine Learning
Understanding the structure of neural network loss surfaces, particularly the emergence of low-loss tunnels, is critical for advancing neural network theory and practice. In this paper, we propose a novel approach to directly embed loss tunnels into the loss landscape of neural networks. Exploring the properties of these loss tunnels offers new insights into their length and structure and sheds light on some common misconceptions. We then apply our approach to Bayesian neural networks, where we improve subspace inference by identifying pitfalls and proposing a more natural prior that better guides the sampling procedure.
title Paths and Ambient Spaces in Neural Loss Landscapes
topic Machine Learning
url https://arxiv.org/abs/2503.03382