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astro-ph.IM2026
System noise temperature measurements of a 19-element phased array feed
Shenghua Yu, Dejian Ding, Hongwei Xi +25
We present multi-epoch system noise temperature measurements of a 19 element hexagonal room-temperature phased array feed (PAF) using a modified Y-factor method. A Python-based pip…
astro-ph.IM2025
An Unsupervised Learning Method for Radio Interferometry Deconvolution
Lei Yu, Bin Liu, Cheng-Jin Jin +3
Given the incomplete sampling of spatial frequencies by radio interferometers, achieving precise restoration of astrophysical information remains challenging. To address this ill-p…