Table 2 Statistics of the experimental results
From: Heterogeneous scene matching based on the gradient direction distribution field
Methods | Group | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Average value |
|---|---|---|---|---|---|---|---|---|---|---|
Our method | Success rate/% | 100 | 100 | 90 | 80 | 100 | 90 | 90 | 100 | 94.00 |
Average error | 2.8 | 2.6 | 2.2 | 3.4 | 2.6 | 2.5 | 3.0 | 2.3 | 2.70 | |
Time spent/s | 2.75 | 2.82 | 2.76 | 2.68 | 2.72 | 2.92 | 2.66 | 2.74 | 2.76 | |
BayesMI method | Success rate/% | 95 | 0 | 95 | 50 | 30 | 90 | 80 | 90 | 66.25 |
Average error | 6.6 | 11.3 | 4.3 | 18.0 | 5.5 | 8.4 | 8.6 | 9.7 | 9.05 | |
Time spent/s | 36.26 | 30.68 | 44.90 | 14.35 | 35.11 | 32.76 | 52.49 | 15.55 | 32.76 | |
NCC method | Success rate/% | 80 | 0 | 90 | 50 | 70 | 70 | 60 | 30 | 56.25 |
Average error | 7.8 | 15.6 | 3.2 | 4.8 | 4.0 | 6.8 | 10.8 | 16.7 | 8.70 | |
Time spent/s | 9.13 | 8.31 | 12.17 | 3.94 | 10.01 | 8.25 | 12.18 | 3.86 | 9.73 | |
SAD method | Success rate/% | 0 | 0 | 0 | 100 | 0 | 70 | 0 | 90 | 32.50 |
Average error | 14.5 | 7.9 | 9.4 | 1.2 | 13.9 | 10.4 | 13.5 | 8.6 | 9.90 | |
Time spent/s | 1.47 | 1.48 | 1.46 | 1.47 | 1.46 | 1.46 | 1.51 | 1.46 | 1.47 | |
SATD method | Success rate/% | 80 | 90 | 30 | 10 | 100 | 90 | 90 | 60 | 68.75 |
Average error | 4.9 | 1.7 | 5.4 | 5.4 | 4.0 | 2.7 | 5.4 | 8.2 | 4.70 | |
Time spent/s | 2.84 | 2.84 | 2.86 | 2.86 | 2.86 | 2.85 | 2.85 | 2.86 | 2.85 |