A survey of geometric optimization for deep learning: from Euclidean space to Riemannian manifold

Y Fei, Y Liu, C Jia, Z Li, X Wei, M Chen - ACM Computing Surveys, 2025 - dl.acm.org
Deep Learning (DL) has achieved remarkable success in tackling complex Artificial
Intelligence tasks. The standard training of neural networks employs backpropagation to …

Introduction to riemannian geometry and geometric statistics: from basic theory to implementation with geomstats

N Guigui, N Miolane, X Pennec - Foundations and Trends® in …, 2023 - nowpublishers.com
As data is a predominant resource in applications, Riemannian geometry is a natural
framework to model and unify complex nonlinear sources of data. However, the …

Shape analysis of surfaces using general elastic metrics

Z Su, M Bauer, SC Preston, H Laga… - Journal of Mathematical …, 2020 - Springer
In this article, we introduce a family of elastic metrics on the space of parametrized surfaces
in 3D space using a corresponding family of metrics on the space of vector-valued one …

Latent space non-linear statistics

L Kuhnel, T Fletcher, S Joshi, S Sommer - arxiv preprint arxiv:1805.07632, 2018 - arxiv.org
Given data, deep generative models, such as variational autoencoders (VAE) and
generative adversarial networks (GAN), train a lower dimensional latent representation of …

A geometric framework for stochastic shape analysis

A Arnaudon, DD Holm, S Sommer - Foundations of Computational …, 2019 - Springer
We introduce a stochastic model of diffeomorphisms, whose action on a variety of data types
descends to stochastic evolution of shapes, images and landmarks. The stochasticity is …

Introduction to differential and Riemannian geometry

S Sommer, T Fletcher, X Pennec - Riemannian geometric statistics in …, 2020 - Elsevier
This chapter introduces the basic concepts of differential geometry: Manifolds, charts,
curves, their derivatives, and tangent spaces. The addition of a Riemannian metric enables …

Creation of mathematics learning media based on augmented reality to enhance geometry teaching and learning

H Pujiastuti, S Hidayat, A Hendrayana… - E3S Web of …, 2024 - e3s-conferences.org
The existence of media in augmented reality learning will make students more helpful in
understanding Geometry material. The existence of augmented reality learning media in a …

Horizontal flows and manifold stochastics in geometric deep learning

S Sommer, A Bronstein - IEEE transactions on pattern analysis …, 2020 - ieeexplore.ieee.org
We introduce two constructions in geometric deep learning for 1) transporting orientation-
dependent convolutional filters over a manifold in a continuous way and thereby defining a …

Diffusion bridges for stochastic Hamiltonian systems and shape evolutions

A Arnaudon, F van der Meulen, M Schauer… - SIAM Journal on Imaging …, 2022 - SIAM
Stochastically evolving geometric systems are studied in shape analysis and computational
anatomy for modeling random evolutions of human organ shapes. The notion of geodesic …

Stochastic response analysis and robust optimization of nonlinear turbofan engine system

D Zhou, D Huang - Nonlinear Dynamics, 2022 - Springer
The quantitative analysis of the uncertainty influence on thermodynamic parameters and
performance parameters is usually difficult to achieve due to the strong nonlinear working …