Manifold learning: What, how, and why
Manifold learning (ML), also known as nonlinear dimension reduction, is a set of methods to
find the low-dimensional structure of data. Dimension reduction for large, high-dimensional …
find the low-dimensional structure of data. Dimension reduction for large, high-dimensional …
Does the brain behave like a (complex) network? I. Dynamics
D Papo, JM Buldú - Physics of life reviews, 2024 - Elsevier
Graph theory is now becoming a standard tool in system-level neuroscience. However,
endowing observed brain anatomy and dynamics with a complex network structure does not …
endowing observed brain anatomy and dynamics with a complex network structure does not …
Deepsphere: Efficient spherical convolutional neural network with healpix sampling for cosmological applications
Abstract Convolutional Neural Networks (CNNs) are a cornerstone of the Deep Learning
toolbox and have led to many breakthroughs in Artificial Intelligence. So far, these neural …
toolbox and have led to many breakthroughs in Artificial Intelligence. So far, these neural …
Error estimates for spectral convergence of the graph Laplacian on random geometric graphs toward the Laplace–Beltrami operator
We study the convergence of the graph Laplacian of a random geometric graph generated
by an iid sample from am-dimensional submanifold MM in R^ d R d as the sample size n …
by an iid sample from am-dimensional submanifold MM in R^ d R d as the sample size n …
Matérn Gaussian processes on graphs
Gaussian processes are a versatile framework for learning unknown functions in a manner
that permits one to utilize prior information about their properties. Although many different …
that permits one to utilize prior information about their properties. Although many different …
Netlsd: hearing the shape of a graph
Comparison among graphs is ubiquitous in graph analytics. However, it is a hard task in
terms of the expressiveness of the employed similarity measure and the efficiency of its …
terms of the expressiveness of the employed similarity measure and the efficiency of its …
Quantifying the effect of experimental perturbations at single-cell resolution
Current methods for comparing single-cell RNA sequencing datasets collected in multiple
conditions focus on discrete regions of the transcriptional state space, such as clusters of …
conditions focus on discrete regions of the transcriptional state space, such as clusters of …
Vector diffusion maps and the connection Laplacian
We introduce vector diffusion maps (VDM), a new mathematical framework for organizing
and analyzing massive high‐dimensional data sets, images, and shapes. VDMis a …
and analyzing massive high‐dimensional data sets, images, and shapes. VDMis a …
Data-driven spectral decomposition and forecasting of ergodic dynamical systems
D Giannakis - Applied and Computational Harmonic Analysis, 2019 - Elsevier
We develop a framework for dimension reduction, mode decomposition, and nonparametric
forecasting of data generated by ergodic dynamical systems. This framework is based on a …
forecasting of data generated by ergodic dynamical systems. This framework is based on a …
DeepSphere: a graph-based spherical CNN
M Defferrard, M Milani, F Gusset… - arXiv preprint arXiv …, 2020 - arxiv.org
Designing a convolution for a spherical neural network requires a delicate tradeoff between
efficiency and rotation equivariance. DeepSphere, a method based on a graph …
efficiency and rotation equivariance. DeepSphere, a method based on a graph …