Revisiting Over-smoothing and Over-squashing using Ollivier's Ricci Curvature.

Khang Nguyen Tan Nguyen Nhat Ho Khuong Nguyen Hieu Nong Vinh Nguyen

Published in: CoRR (2022)

Keyphrases

multiscale
smoothing algorithm
differential geometry
gaussian smoothing
genetic algorithm
scale space
curvature estimation
data mining
information retrieval
image processing
nonlinear diffusion
image smoothing
surface curvature
high curvature