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

Table 7.

Detecting small traffic signs in spherical street-view images. The accuracy is counted on mAP50.

Method Faster R-CNN FPN Faster R-CNN+ SCNN SSD Ours
No augment 0.1988 0.232 0.1749 0.0991 0.1717 0.1762
With augment 0.2531 0.322 0.2072 0.0825 0.1761 0.2421