Table 2. Mean squared errors for diffraction intensities of geometric shapes, at the lowest signal-to-noise ratio (intensity factor equal to 10).

Object	MSE	PSNR
Sphere	5.69 × 10−6	52.4
Cube	1.04 × 10−5	49.8
Icosahedron	7.34 × 10−6	51.3
PDB 1wcd (2.67 m)	1.71 × 10−5	47.7
PDB 1wcd (2.00 m)	5.10 × 10−6	52.9
PDB 3cji (2.67 m)	7.06 × 10−6	51.1
PDB 1p58 (2.67 m)	5.28 × 10−6	52.8