no code implementations • 24 Feb 2023 • Jadie Adams, Steven Lu, Krzysztof M. Gorski, Graca Rocha, Kiri L. Wagstaff
The cosmic microwave background (CMB) is a significant source of knowledge about the origin and evolution of our universe.
no code implementations • 16 Aug 2000 • Benjamin D. Wandelt, Krzysztof M. Gorski
We propose fast, exact and efficient algorithms for the convolution of two arbitrary functions on the sphere which speed up computations by a factor \order{\sqrt{N}} compared to present methods where $N$ is the number of pixels.
astro-ph
