From: Improved X-ray baggage screening sensitivity with ‘targetless’ search training
Experiment | Training group | Hit rate | False alarm rate | ||
---|---|---|---|---|---|
Overlap | Non-overlap | Overlap | Non-overlap | ||
Experiment 1 | Target-based | – | 0.74 (0.10) | – | 0.38 (0.17) |
sTST | – | 0.62 (0.10) | – | 0.15 (0.09) | |
CST | – | 0.70 (0.09) | – | 0.19 (0.07) | |
Experiment 2 | Semantic | – | 0.61 (0.14) | – | 0.14 (0.09) |
Alphabetic | – | 0.61 (0.12) | – | 0.18 (0.12) | |
Experiment 3 | FR | 0.40 (0.05) | 0.67 (0.05) | 0.22 (0.08) | 0.23 (0.08) |
PR | 0.42 (0.07) | 0.67 (0.07) | 0.22 (0.10) | 0.22 (0.10) | |
Experiment 4 | ETST | 0.44 (0.07) | 0.81 (0.07) | 0.15 (0.05) | 0.14 (0.05) |
PO | 0.41 (0.07) | 0.74 (0.07) | 0.17 (0.08) | 0.15 (0.08) |