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Effective Structural Encodings via Local Curvature Profiles
Structural and Positional Encodings can significantly improve the performance of Graph Neural Networks in downstream tasks. Recent …
L. Fesser, M. Weber
PDF Project
Curvature-based Clustering on Graphs
Unsupervised node clustering (or community detection) is a classical graph learning task. In this paper, we study algorithms, which …
Y. Tian, Z. Lubberts, M. Weber
PDF Project
Continuum Limits of Ollivier’s Ricci Curvature on data clouds: pointwise consistency and global lower bounds
Let M in R^d denote a low-dimensional manifold and let X={x1, …, xn} be a collection of points uniformly sampled from M. We …
N. García Trillos, M. Weber
PDF Project
Computing Brascamp-Lieb Constants through the lens of Thompson Geometry
This paper studies algorithms for efficiently computing Brascamp-Lieb constants, a task that has recently received much interest. In …
M. Weber, S. Sra
Preprint Project