Table 3 Reconstruction accuracy (MSE) obtained by the Radon-like CS, noisy measurements ( N  = 80 × 80 = 6,400)

M

P

ϑ _p

Radon-like CS – MSE for${\sigma }_n^2=0.5$

Radon-like CS – MSE for${\sigma }_n^2=0.7$