Search Results for author: Valentin Pratz

Found 3 papers, 2 papers with code

Consistency Models for Scalable and Fast Simulation-Based Inference

no code implementations9 Dec 2023 Marvin Schmitt, Valentin Pratz, Ullrich Köthe, Paul-Christian Bürkner, Stefan T Radev

Simulation-based inference (SBI) is constantly in search of more expressive algorithms for accurately inferring the parameters of complex models from noisy data.

Denoising

BayesFlow: Amortized Bayesian Workflows With Neural Networks

1 code implementation28 Jun 2023 Stefan T Radev, Marvin Schmitt, Lukas Schumacher, Lasse Elsemüller, Valentin Pratz, Yannik Schälte, Ullrich Köthe, Paul-Christian Bürkner

Modern Bayesian inference involves a mixture of computational techniques for estimating, validating, and drawing conclusions from probabilistic models as part of principled workflows for data analysis.

Bayesian Inference Data Compression

JANA: Jointly Amortized Neural Approximation of Complex Bayesian Models

3 code implementations17 Feb 2023 Stefan T. Radev, Marvin Schmitt, Valentin Pratz, Umberto Picchini, Ullrich Köthe, Paul-Christian Bürkner

This work proposes ``jointly amortized neural approximation'' (JANA) of intractable likelihood functions and posterior densities arising in Bayesian surrogate modeling and simulation-based inference.

Time Series Time Series Analysis

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