Skip to main content
. 2021 Sep 12;21(18):6109. doi: 10.3390/s21186109

Table 4.

MAP@R: triplet loss semi-hard mining vs. Proxy-NCA on training classes. Bold indicates the best performing method, and grey highlights results that are not statistically significantly different from the best.

MAP@R
Faces Flanks
Architecture Loss Lions Chimps Pandas Nyala Zebra Tiger
VGG-11 Triplet 16.5 ± 2 12.9 ± 2 32.0 ± 2 11.2 ± 0 16.8 ± 1 22.8 ± 1
P-NCA 17.7 ± 1 13.8 ± 3 31.8 ± 1 11.0 ± 1 16.5 ± 0 22.9 ± 2
VGG-19 Triplet 18.0 ± 2 11.7 ± 1 25.0 ± 0 10.8 ± 1 16.7 ± 2 21.8 ± 1
P-NCA 17.7 ± 0 12.0 ± 2 28.7 ± 0 9.7 ± 3 16.4 ± 3 20.0 ± 1
ResNet-18 Triplet 18.5 ± 0 11.2 ± 2 26.3 ± 1 9.9 ± 2 19.0 ± 0 24.6 ± 4
P-NCA 19.0 ± 1 11.5 ± 1 24.9 ± 0 9.5 ± 1 18.2 ± 1 21.7 ± 2
ResNet-152 Triplet 17.3 ± 2 10.1 ± 0 26.9 ± 1 8.2 ± 0 12.1 ± 3 12.5 ± 3
P-NCA 17.1 ± 0 9.4 ± 3 20.3 ± 1 9.0 ± 2 11.9 ± 2 11.0 ± 1
DenseNet-201 Triplet 20.8 ± 1 9.9 ± 2 31.1 ± 1 11.0 ± 2 15.9 ± 2 22.3 ± 1
P-NCA 20.2 ± 2 11.6 ± 3 28.4 ± 2 10.4 ± 1 16.0 ± 1 23.2 ± 3