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Table 1 Computation time comparison

From: DOA estimation of wideband signals based on slice-sparse representation

Band width Snapshot number Times (sec)
MUSIC CSSM W-CMSR MMS-OMP
20% 80 0.0349 0.0125 1.8870 0.1997
  320 0.0373 0.0153 1.9040 0.2019
  1280 0.0421 0.0217 3.1497 0.2061
40% 80 0.0546 0.0126 1.7160 0.3011
  320 0.0562 0.0158 2.0090 0.3014
  1280 0.0668 0.0234 2.7909 0.3083
80% 80 0.0855 0.0127 1.8190 0.4329
  320 0.0911 0.0168 2.1241 0.4402
  1280 0.1023 0.0271 3.0339 0.4547