Table 1 The total energy in each subband with the three CWSS methods and the values of EDPER, when there are four active bands and the sub-sampling ratio is 0.40
From: Enhanced compressive wideband frequency spectrum sensing for dynamic spectrum access
| Â | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|---|
Real PSD | 0 | 0.4747 | 0 | 0.5303 | 0 | 0.5107 | 0 | 0.4823 | 0 |
BPDN-CWSS | 0.1149 | 0.3820 | 0.1752 | 0.4734 | 0.3184 | 0.4780 | 0.2333 | 0.4026 | 0.1994 |
VLBS-CWSS | 0.0000 | 0.2447 | 0.0000 | 0.5101 | 0.4220 | 0.5833 | 0.0005 | 0.4020 | 0.0000 |
EVLBS-CWSS | 0.0000 | 0.2681 | 0.0000 | 0.5396 | 0.1897 | 0.6361 | 0.0000 | 0.4431 | 0.0000 |
R1 | 100% | −35.94% | 100% | 7.75% | −32.54% | 22.03% | 100% | 0.15% | 100% |
R2 | 100% | −29.82% | 100% | 13.98% | 40.42% | 33.08% | 100% | 10.06% | 100% |