Vehicle Attribute Recognition for Normal Targets and Small Targets Based on Multitask Cascaded Network

Table 8

The structures of six location networks.

Method	Description of comparative experiments
Net-A	The original faster R-CNN
Net-B	Faster R-CNN + structure compression
Net-C	Structure compression + the fusion of 2, 4, 6 feature map + using one 5 × 5
Net-D	Structure compression + the fusion of 2, 4, 6 feature map + using two 3 × 3
Net-E	Structure compression + the fusion of 1, 3, 6 feature map + using one 5 × 5
Net-F	Structure compression + the fusion of 1, 3, 6 feature map + using two 3 × 3