Removing the mask -- reconstructing a real-valued field on the sphere from a masked field by spherical Fourier analysis

DOI10.1137/23m1603157MaRDI QIDQ6623966

Quoc Thong Le Gia, Ian H. Sloan, Jan Hamann, Robert S. Womersley

Publication date: 24 October 2024

Published in: SIAM Journal on Imaging Sciences (Search for Journal in Brave)

zbMATH Keywords

power spectrumspherical Fourier seriescosmic background radiationmasked signal

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Astrophysical cosmology (85A40)

Cites Work

• CMB data analysis and sparsity
• Numerical Fourier analysis
• Random Fields on the Sphere
• Probing the Pareto Frontier for Basis Pursuit Solutions
• Solving Ill-Conditioned and Singular Linear Systems: A Tutorial on Regularization

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