The loop tests go from a sampled sphere -> f_lm -> sphere, via forward and inverse transforms, and compare the recovered sphere to the input. The recovered resembles the input but does not match it.
The MW sampling is theoretically ideal, and the recovery should be better.
The loop tests go from a sampled sphere -> f_lm -> sphere, via forward and inverse transforms, and compare the recovered sphere to the input. The recovered resembles the input but does not match it.
The MW sampling is theoretically ideal, and the recovery should be better.