Table 1.
Empirical power in 100 repetitions, where n = m = 100, nominal level α = 0.05, and Zij’s are sampled from standard normal (top) and centralized Gamma (4, 0.5) (bottom). Under each scenario, the largest power is highlighted.
D | Σ1 | Noisy diagonal | Block diagonal | Exp. decay | WGCNA | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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p | 100 | 200 | 500 | 100 | 200 | 500 | 100 | 200 | 500 | 100 | 200 | 500 | |
Gaussian | |||||||||||||
Block | Max | 0.38 | 0.14 | 0.11 | 0.94 | 0.54 | 0.25 | 0.98 | 0.86 | 0.31 | 0.92 | 0.64 | 0.16 |
MBoot | 0.39 | 0.18 | 0.13 | 0.94 | 0.54 | 0.31 | 0.98 | 0.88 | 0.30 | 0.89 | 0.63 | 0.20 | |
Ustat | 0.71 | 0.66 | 0.74 | 0.98 | 0.96 | 0.95 | 1.00 | 1.00 | 0.99 | 0.76 | 0.78 | 0.85 | |
Sfrob | 0.72 | 0.64 | 0.73 | 0.97 | 0.95 | 0.95 | 1.00 | 1.00 | 0.99 | 0.72 | 0.79 | 0.86 | |
RProj | 0.09 | 0.13 | 0.09 | 0.13 | 0.16 | 0.14 | 0.24 | 0.16 | 0.09 | 0.20 | 0.17 | 0.06 | |
sLED | 1.00 | 0.99 | 1.00 | 1.00 | 0.99 | 1.00 | 1.00 | 1.00 | 1.00 | 0.98 | 0.96 | 0.95 | |
| |||||||||||||
Spiked | Max | 0.12 | 0.08 | 0.05 | 0.49 | 0.26 | 0.09 | 0.96 | 0.90 | 0.15 | 0.86 | 0.32 | 0.04 |
MBoot | 0.12 | 0.08 | 0.05 | 0.51 | 0.29 | 0.11 | 0.98 | 0.90 | 0.17 | 0.79 | 0.31 | 0.07 | |
Ustat | 0.20 | 0.11 | 0.13 | 0.76 | 0.44 | 0.06 | 1.00 | 0.95 | 0.60 | 0.30 | 0.10 | 0.04 | |
Sfrob | 0.18 | 0.12 | 0.11 | 0.73 | 0.41 | 0.07 | 1.00 | 0.93 | 0.62 | 0.34 | 0.14 | 0.03 | |
RProj | 0.10 | 0.08 | 0.02 | 0.32 | 0.08 | 0.12 | 0.30 | 0.20 | 0.09 | 0.61 | 0.24 | 0.13 | |
sLED | 0.51 | 0.11 | 0.03 | 0.97 | 0.701 | 0.12 | 1.00 | 1.00 | 1.00 | 0.97 | 0.57 | 0.05 | |
| |||||||||||||
Centralized Gamma | |||||||||||||
Block | Max | 0.42 | 0.20 | 0.14 | 0.89 | 0.71 | 0.28 | 0.96 | 0.82 | 0.42 | 0.77 | 0.67 | 0.27 |
MBoot | 0.42 | 0.14 | 0.10 | 0.86 | 0.58 | 0.20 | 0.95 | 0.77 | 0.33 | 0.72 | 0.63 | 0.25 | |
Ustat | 0.57 | 0.59 | 0.70 | 0.92 | 0.94 | 0.97 | 0.99 | 0.98 | 0.98 | 0.53 | 0.82 | 0.86 | |
Sfrob | 0.58 | 0.55 | 0.71 | 0.92 | 0.92 | 0.98 | 0.99 | 0.99 | 0.98 | 0.50 | 0.76 | 0.81 | |
RProj | 0.11 | 0.10 | 0.09 | 0.24 | 0.17 | 0.16 | 0.41 | 0.15 | 0.14 | 0.21 | 0.07 | 0.14 | |
sLED | 0.96 | 0.98 | 0.99 | 0.99 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.94 | 0.88 | 0.94 | |
| |||||||||||||
Spiked | Max | 0.08 | 0.09 | 0.03 | 0.72 | 0.39 | 0.05 | 0.99 | 0.71 | 0.22 | 0.91 | 0.35 | 0.04 |
MBoot | 0.10 | 0.07 | 0.02 | 0.74 | 0.36 | 0.09 | 0.99 | 0.71 | 0.16 | 0.88 | 0.35 | 0.04 | |
Ustat | 0.32 | 0.08 | 0.11 | 0.78 | 0.41 | 0.07 | 1.00 | 0.94 | 0.70 | 0.33 | 0.08 | 0.05 | |
Sfrob | 0.34 | 0.07 | 0.10 | 0.80 | 0.37 | 0.07 | 1.00 | 0.96 | 0.74 | 0.28 | 0.04 | 0.04 | |
RProj | 0.12 | 0.06 | 0.07 | 0.32 | 0.12 | 0.06 | 0.36 | 0.14 | 0.10 | 0.63 | 0.22 | 0.10 | |
sLED | 0.56 | 0.14 | 0.05 | 0.97 | 0.71 | 0.14 | 1.00 | 1.00 | 1.00 | 0.93 | 0.51 | 0.08 |