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. 2019 Jun 9;19(11):2622. doi: 10.3390/s19112622

Table 8.

Training efficiency of different methods.

Method Train Time (h)
Faster R-CNN 2.9
Faster R-CNN+ 4.3
SCNN 14.9
SSD 2.5
FPN 6.5
Ours 32.6