Table 3.
Hamming errors of Experiment 2. It is a change-point model with p = 106. “nHT” refers to the naive hard thresholding. Any global penalization methods directly applied to the post-filtering model are equivalent to the naive hard thresholding.
| ϑ | sp | τp | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | |||
| 0.35 | 7943 | CASE | 956.7 | 332.6 | 117.5 | 49.1 | 24.1 | 13.9 | 10.6 | 7.7 | 7.3 |
| nHT | 4430.5 | 2381.3 | 1085.8 | 418.1 | 139.7 | 41.9 | 11.0 | 2.5 | 0.5 | ||
| 0.50 | 1000 | CASE | 195.3 | 68.8 | 20.8 | 5.0 | 1.3 | 0.7 | 0.4 | 0.1 | 0.2 |
| nHT | 767.9 | 489.0 | 250.8 | 105.3 | 38.4 | 12.4 | 3.5 | 0.7 | 0.2 | ||
| 0.75 | 32 | CASE | 9.3 | 3.1 | 2.3 | 0.4 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 |
| nHT | 31.1 | 25.6 | 15.7 | 8.3 | 3.2 | 1.8 | 0.5 | 0.0 | 0.0 | ||