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astro-ph.IM2023
PolarRec: Radio Interferometric Data Reconstruction with Polar Coordinate Representation
Ruoqi Wang, Zhuoyang Chen, Jiayi Zhu +2
In radio astronomy, visibility data, which are measurements of wave signals from radio telescopes, are transformed into images for observation of distant celestial objects. However…
astro-ph.IM2023
A Conditional Denoising Diffusion Probabilistic Model for Radio Interferometric Image Reconstruction
Ruoqi Wang, Zhuoyang Chen, Qiong Luo +1
In radio astronomy, signals from radio telescopes are transformed into images of observed celestial objects, or sources. However, these images, called dirty images, contain real so…