A Small Object Detection Network Based on Multiple Feature Enhancement and Feature Fusion

Table 3

Ablation studies of MCEM on COCO val-2017.

R + B + S	Par-dilated	Ser-dilated	Den-dilated	AP	AP50	AP75	APS	APM	APL
√	×	×	×	34.0	52.1	36.6	15.4	36.5	47.5
√	√	×	×	34.4	52.6	37.1	16.4	37.2	47.7
√	×	√	×	34.3	52.5	36.9	16.0	37.0	47.7
√	×	×	√	34.8	52.8	37.4	16.8	37.3	47.9

R + B + S: RetinaNet + BidiFPN + SCEM.