Search Results for author: Pedro L. C. Rodrigues

Found 6 papers, 3 papers with code

Diffusion posterior sampling for simulation-based inference in tall data settings

1 code implementation11 Apr 2024 Julia Linhart, Gabriel Victorino Cardoso, Alexandre Gramfort, Sylvain Le Corff, Pedro L. C. Rodrigues

Determining which parameters of a non-linear model could best describe a set of experimental data is a fundamental problem in science and it has gained much traction lately with the rise of complex large-scale simulators (a. k. a.

Fast, accurate and lightweight sequential simulation-based inference using Gaussian locally linear mappings

no code implementations12 Mar 2024 Henrik Häggström, Pedro L. C. Rodrigues, Geoffroy Oudoumanessah, Florence Forbes, Umberto Picchini

Bayesian inference for complex models with an intractable likelihood can be tackled using algorithms performing many calls to computer simulators.

Bayesian Inference

L-C2ST: Local Diagnostics for Posterior Approximations in Simulation-Based Inference

1 code implementation NeurIPS 2023 Julia Linhart, Alexandre Gramfort, Pedro L. C. Rodrigues

Building upon the well-known classifier two-sample test (C2ST), we introduce L-C2ST, a new method that allows for a local evaluation of the posterior estimator at any given observation.

Validation Diagnostics for SBI algorithms based on Normalizing Flows

no code implementations17 Nov 2022 Julia Linhart, Alexandre Gramfort, Pedro L. C. Rodrigues

Building on the recent trend of new deep generative models known as Normalizing Flows (NF), simulation-based inference (SBI) algorithms can now efficiently accommodate arbitrary complex and high-dimensional data distributions.

HNPE: Leveraging Global Parameters for Neural Posterior Estimation

1 code implementation NeurIPS 2021 Pedro L. C. Rodrigues, Thomas Moreau, Gilles Louppe, Alexandre Gramfort

Inferring the parameters of a stochastic model based on experimental observations is central to the scientific method.

EEG

Learning summary features of time series for likelihood free inference

no code implementations4 Dec 2020 Pedro L. C. Rodrigues, Alexandre Gramfort

There has been an increasing interest from the scientific community in using likelihood-free inference (LFI) to determine which parameters of a given simulator model could best describe a set of experimental data.

Time Series Time Series Analysis

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