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Marcelo Pereyra

5 accepted papers

2026

Bayesian model selection and misspecification testing in imaging inverse problems only from noisy and partial measurements

ICML 2026poster

Modern imaging techniques heavily rely on Bayesian statistical models to address difficult image reconstruction and restoration tasks. This paper addresses the objective evaluation of such models in settings where ground truth is unavailable, with a focus on model selection and misspecification diag…

Cited by 0SourceScholar
2026

LVTINO: LAtent Video consisTency INverse sOlver for High Definition Video Restoration

ICLR 2026poster

Computational imaging methods increasingly rely on powerful generative diffusion models to tackle challenging image restoration tasks. In particular, state-of-the-art zero-shot image inverse solvers leverage distilled text-to-image latent diffusion models (LDMs) to achieve unprecedented accuracy and…

Cited by 0SourcecodeScholar
2026

Normalization-equivariant Diffusion Models: Learning Posterior Samplers From Noisy And Partial Measurements

ICML 2026poster

Diffusion models (DMs) are a powerful framework for image generation and restoration. However, existing DMs are primarily trained in a supervised manner by using a large corpus of clean images. This poses fundamental challenges in many real-world scenarios, where acquiring noise-free data is hard or…

Cited by 0SourceScholar
2025

LATINO-PRO: LAtent consisTency INverse sOlver with PRompt Optimization

ICCV 2025poster

Text-to-image latent diffusion models (LDMs) have recently emerged as powerful generative models with great potential for solving inverse problems in imaging. However, leveraging such models in a Plug & Play (PnP), zero-shot manner remains challenging because it requires identifying a suitable text…

2024

Equivariant bootstrapping for uncertainty quantification in imaging inverse problems

AISTATS 2024poster

Scientific imaging problems are often severely ill-posed and hence have significant intrinsic uncertainty. Accurately quantifying the uncertainty in the solutions to such problems is therefore critical for the rigorous interpretation of experimental results as well as for reliably using the reconstr…