Simulation-based inference with neural posterior estimation applied to X-ray spectral fitting - Demonstration of working principles down to the Poisson regime

Open Access

Fig. 6

Posterior distribution estimated for reference absorbed power-law spectrum (Spectrum₂₀₀₀₀counts) as inferred from a single-round inference with a network trained on 10 000 samples (green). The posterior distribution inferred from a Bayesian fit with XSPEC is also shown in blue.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.