Search Results for author: Ernesto Araya

Found 3 papers, 2 papers with code

Dynamic Ranking and Translation Synchronization

1 code implementation4 Jul 2022 Ernesto Araya, Eglantine Karlé, Hemant Tyagi

In this setup, we are given a sequence of comparison graphs $(G_t)_{t\in \mathcal{T}}$, where $\mathcal{T} \subset [0, 1]$ is a grid representing the time domain, and for each item $i$ and time $t\in \mathcal{T}$ there is an associated unknown strength parameter $z^*_{t, i}\in \mathbb{R}$.

Recommendation Systems Translation

Seeded graph matching for the correlated Wigner model via the projected power method

no code implementations8 Apr 2022 Ernesto Araya, Guillaume Braun, Hemant Tyagi

In the \emph{graph matching} problem we observe two graphs $G, H$ and the goal is to find an assignment (or matching) between their vertices such that some measure of edge agreement is maximized.

Graph Matching

Latent Distance Estimation for Random Geometric Graphs

1 code implementation NeurIPS 2019 Ernesto Araya, Yohann de Castro

We introduce a spectral estimator of the pairwise distance between latent points and we prove that its rate of convergence is the same as the nonparametric estimation of a function on $\mathbb{S}^{d-1}$, up to a logarithmic factor.

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