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VROOM-SBI: A Fast Simulation-based Bayesian Inference Methodology for Stokes QU-fitting in Radio Interferometry

  • Authors: Arpan Pal, Preshanth Jagannathan

Arpan Pal and Preshanth Jagannathan 2026 The Astronomical Journal 172 .

  • Provider: AAS Journals

Caption: Figure 6.

Spectral-index map of MACS J1752+4440 derived from the VROOM-SBI total-intensity spectral-shape posterior (Section 3.4). Left: posterior mean spectral index α, clipped to [−2.0, −0.3] to highlight structure in the relic. Right: posterior standard deviation σα.

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