Table 2 The required run time about different algorithms
From: A novel method for sparse channel estimation using super-resolution dictionary
Algorithm | Reconstruction (s) | Extra time (s) |
|---|---|---|
DFT | 0.4543 | 0 |
OPT | 0.3210 | 164.4662 |
DIC (λdelay=2,λDoppler=1) | 0.5343 | 0 |
DIC (λdelay=2,λDoppler=2) | 0.9310 | 0 |
DIC (λdelay=4,λDoppler=1) | 0.8603 | 0 |