Comparing foreground removal techniques for recovery of the LOFAR-EoR 21 cm power spectrum
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DOI: 10.1093/mnras/staa3446
Abstract: We compare various foreground removal techniques that are being utilised to remove bright foregrounds in various experiments aiming to detect the redshifted 21cm signal of neutral hydrogen from the Epoch of Reionization. In this work,… read more here.
Keywords: removal techniques; removal; foreground removal; fastica gmca ... See more keywords
Gaussian Process Regression for foreground removal in HI intensity mapping experiments
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DOI: 10.1093/mnras/stab2594
Abstract: We apply for the first time Gaussian Process Regression (GPR) as a foreground removal technique in the context of single-dish, low redshift H i intensity mapping, and present an open-source python toolkit for doing so. We… read more here.
Keywords: frequency; foreground; intensity mapping; foreground removal ... See more keywords