From: Optimal reception of sub-sampled time-domain sparse signals in wired/wireless OFDM transceivers
Substituted samples
MSE
NMSE
R= 3N/64
0.11
0.0019
R= N/16
0.3
0.0052
R= 3N/32
0.47
0.0081
R= N/8
1.6
0.0277
R= 3N/16
2.32
0.04