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Table 1 The estimated sparsity of signal by DOMP and MDL

From: Sparse signal recovery with unknown signal sparsity

Sparsity k DOMP MDL
Mean Std Mean Std
1 1.00 0 1.06 0.34
2 2.00 0 1.91 0.64
3 3.06 0.32 2.15 0.85
4 4.48 1.03 3.22 1.43
5 6.53 1.87 2.71 1.61
6 8.77 2.54 4.78 3.18
7 10.98 2.81 7.82 3.07
8 13.33 3.09 9.51 1.15
9 15.67 3.47 9.82 0.45
10 17.56 3.39 9.99 0.10
  1. Sensing matrix is 128 ×256 random matrix whose entries are i.i.d Gaussian variables with mean 0 and variance 1. SNR = 5 dB, P FA = 0.05. Trials = 1,000.