Tianlai 21 cm data is cleaned via multi-scale PCA-wavelet foreground subtraction and analyzed with spherical Fourier-Bessel decomposition to recover clustering signals without flat-sky biases.
Title resolution pending
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
astro-ph.CO 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Foreground Mitigation and Power Spectrum Analysis for Tianlai Full-Sky 21 cm Survey Observation
Tianlai 21 cm data is cleaned via multi-scale PCA-wavelet foreground subtraction and analyzed with spherical Fourier-Bessel decomposition to recover clustering signals without flat-sky biases.