Table 7 Comparing fusion ensembles consisting of all five, one set of four (DBIOSIGNaive, DBIOSIGMC, DarXivNaive, and DarXivMC), and one set of three (DarXivNaive, DBIOSIGMC, Dkeypoints) detectors with the fixed decision thresholds and equal fusion weights with the combined LondonDB/UtrechtDB/Alabama datasets (best result per morph type and ensemble size marked in bold)
SC1 | SC2 | ||||||
|---|---|---|---|---|---|---|---|
Fusion | Morph type | BPCER | APCER | HTER | BPCER | APCER | HTER |
FM (5 det) | Combined | 11.39% | 0.56% | 5.97% | 7.15% | 9.30% | 8.23% |
FWLC (5 det) | 18.09% | 0.02% | 9.05% | 19.90% | 0.84% | 10.37% | |
FDST (5 det) | 25.47% | 0.02% | 12.74% | 35.02% | 0.01% | 17.51% | |
FLR (5 det) | 23.68% | 0.02% | 11.85% | 27.05% | 0.35% | 13.70% | |
FM (4 det) | 2.98% | 0.56% | 1.77% | 1.56% | 9.30% | 5.43% | |
FWLC (4 det) | 5.29% | 1.07% | 3.18% | 2.31% | 12.17% | 7.24% | |
FDST (4 det) | 22.34% | 0.02% | 11.18% | 19.75% | 0.49% | 10.12% | |
FLR (4 det) | 7.67% | 0.61% | 4.14% | 4.47% | 8.53% | 6.50% | |
FM (3 det) | 26.14% | 0.19% | 13.16% | 23.25% | 3.85% | 13.55% | |
FWLC (3 det) | 88.38% | 0.00% | 44.19% | 98.06% | 0.00% | 49.03% | |
FDST (3 det) | 25.91% | 0.01% | 12.96% | 44.86% | 0.01% | 22.43% | |
FLR (3 det) | 60.46% | 0.01% | 30.23% | 77.35% | 0.01% | 38.68% | |
FM (5 det) | Complete | 11.39% | 0.31% | 5.85% | 7.15% | 3.76% | 5.46% |
FWLC (5 det) | 18.09% | 0.02% | 9.05% | 19.90% | 0.60% | 10.25% | |
FDST (5 det) | 25.47% | 0.02% | 12.74% | 35.02% | 0.02% | 17.52% | |
FLR (5 det) | 23.68% | 0.02% | 11.85% | 27.05% | 0.27% | 13.66% | |
FM (4 det) | 2.98% | 0.30% | 1.64% | 1.56% | 3.76% | 2.66% | |
FWLC (4 det) | 5.29% | 0.97% | 3.13% | 2.31% | 9.57% | 5.94% | |
FDST (4 det) | 22.34% | 0.02% | 11.18% | 19.75% | 0.64% | 10.19% | |
FLR (4 det) | 7.67% | 0.58% | 4.12% | 4.47% | 6.51% | 5.49% | |
FM (3 det) | 26.14% | 0.09% | 13.11% | 23.25% | 1.36% | 12.30% | |
FWLC (3 det) | 88.38% | 0.00% | 44.19% | 98.06% | 0.00% | 49.03% | |
FDST (3 det) | 25.91% | 0.02% | 12.96% | 44.86% | 0.00% | 22.43% | |
FLR (3 det) | 60.46% | 0.00% | 30.23% | 77.35% | 0.00% | 38.67% | |
FM (5 det) | Splicing | 11.39% | 1.45% | 6.42% | 7.15% | 12.35% | 9.75% |
FWLC (5 det) | 18.09% | 0.07% | 9.08% | 19.90% | 1.42% | 10.66% | |
FDST (5 det) | 25.47% | 0.03% | 12.74% | 35.02% | 0.03% | 17.52% | |
FLR (5 det) | 23.68% | 0.03% | 11.85% | 27.05% | 0.55% | 13.80% | |
FM (4 det) | 2.98% | 1.45% | 2.21% | 1.56% | 12.35% | 6.96% | |
FWLC (4 det) | 5.29% | 2.33% | 3.81% | 2.31% | 16.71% | 9.51% | |
FDST (4 det) | 22.34% | 0.05% | 11.19% | 19.75% | 0.84% | 10.29% | |
FLR (4 det) | 7.67% | 1.42% | 4.55% | 4.47% | 11.66% | 8.06% | |
FM (3 det) | 26.14% | 0.48% | 13.31% | 23.25% | 6.01% | 14.63% | |
FWLC (3 det) | 88.38% | 0.00% | 44.19% | 98.06% | 0.00% | 49.03% | |
FDST (3 det) | 25.91% | 0.03% | 12.97% | 44.86% | 0.03% | 22.44% | |
FLR (3 det) | 60.46% | 0.01% | 30.24% | 77.35% | 0.00% | 38.67% | |