TABLE II.
MSE Values Between Recovered and Ground-Truth SCV Cross-Correlations BY aNy-Way ICA while Varying the Number of Subjects or SNR.
| MSE | |||||||
|---|---|---|---|---|---|---|---|
| 2(b) Varying Number of Subjects (N) | 2(c) Varying SNR | ||||||
| N | All* | Diag* | Off* | SNR | All* | Diag* | Off* |
| 100 | 2×10−2 | 5×10−2 | 1×10−2 | 0 | 4×10−2 | 2×10−1 | 1×10−2 |
| 200 | 1×10−2 | 4×10−2 | 8×10−3 | 5 | 3×10−2 | 2×10−1 | 4×10−3 |
| 300 | 8×10−3 | 2×10−2 | 5×10−3 | 10 | 3×10−2 | 1×10−1 | 1×10−2 |
| 400 | 1×10−2 | 3×10−2 | 6×10−3 | 15 | 1×10−2 | 7×10−2 | 2×10−3 |
| 500 | 8×10−3 | 3×10−2 | 5×10−3 | 20 | 8×10−3 | 3×10−2 | 4×10−3 |
| 700 | 5×10−3 | 1×10−2 | 4×10−3 | 25 | 2×10−3 | 5×10−3 | 1×10−3 |
| 1000 | 6×10−3 | 2×10−2 | 4×10−3 | 30 | 9×10−4 | 4×10−4 | 1×10−3 |
*
Note: ‘All’ denotes MSE of whole matrix, ‘Diag’ denotes MSE of diagonal blocks only, ‘Off’ denotes MSE of off-diagonal blocks only.