Simulating weak lensing of CMB maps | Astronomy & Astrophysics (A&A)

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Table 5:

Variation in CPU time and memory requirements with the oversampling factor $\sigma$ for simulating a realization CMB map (both unlensed and lensed, nside = 1024, $l_{\max}=2048$ ) using NFFT.
Oversampling	Convolution	CPU	Memory
factor	length	time	requirement
$\left(\sigma\right)$	$\left(K\right)$
2	4	32 min	7.6 GB
3	4	38 min	10 GB
4	4	47 min	13 GB

Source LaTeX | All tables | In the text

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