no code implementations • 19 Feb 2017 • Johan Paratte, Nathanaël Perraudin, Pierre Vandergheynst
Visualizing high-dimensional data has been a focus in data analysis communities for decades, which has led to the design of many algorithms, some of which are now considered references (such as t-SNE for example).
no code implementations • 3 Nov 2016 • Johan Paratte, Lionel Martin
We focus in this work on the estimation of the first $k$ eigenvectors of any graph Laplacian using filtering of Gaussian random signals.
no code implementations • 16 Nov 2015 • Yann Schoenenberger, Johan Paratte, Pierre Vandergheynst
Noisy 3D point clouds arise in many applications.