Introduction
Related work
High-accuracy semantic segmentation
Real-time semantic segmentation
Method
The auxiliary feature extraction layer
Cascade feature fusion module
More effective upsampling module
Improved ASPP module
Experiment
Datasets
Super parameters
Ablation study
BisenetV2 | S4 | S3 | S2 | S1 | mIoU | Gain |
---|---|---|---|---|---|---|
\(\checkmark \) | 73.36 | – | ||||
\(\checkmark \) | \(\checkmark \) | 74.76 | 1.4 | |||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 75.97 | 2.61 | ||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 76.15 | 2.79 | |
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 76.07 | 2.71 |
BisenetV2+CFF | BisenetV2 | |
---|---|---|
IoU (%) | 77.12 | 73.36 |
Gain | 3.76 | – |
BisenetV2+UCBA | BisenetV2 | |
---|---|---|
IoU (%) | 73.76 | 73.36 |
Gain | 0.2 | – |
BisenetV2 backbone+CFF | Loss7 | Loss6 | Loss5 | Loss4 | Loss3 | Loss2 | Loss1 | mIoU | Gain |
---|---|---|---|---|---|---|---|---|---|
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 73.84 | 0.58 | |||||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 74.48 | 1.22 | ||||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 75.51 | 2.25 | |||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 76.81 | 3.55 | ||
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 77.70 | 4.44 | |
\(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | \(\checkmark \) | 78.73 | 4.47 |
\(\checkmark \) | 73.26 |
Method | mIoU(%) | FPS | GPU |
---|---|---|---|
DF2-Seg1 [17] | 75.9 | 67.2 | GTX 1080Ti |
DF2-Seg2 [17] | 76.9 | 56.3 | GTX 1080Ti |
SwiftNetRN-18 [22] | 75.5 | 39.9 | GTX 1080Ti |
CABiNet [15] | 76.6 | 76.5 | RTX 2080Ti |
BiSeNet2 [37] | 73.4 | 156 | GTX 1080Ti |
GAS [19] | 72.4 | 108.4 | TitanXp |
STDC2-Seg75 [9] | 77.0 | 97.0 | GTX 1080Ti |
PP-LiteSeg-B2 [24] | 78.2 | 102.6 | GTX 1080Ti |
HyperSeg-S [21] | 78.2 | 16.16 | GTX 1080Ti |
DDRNet-23 [12] | 79.5 | 37.1 | GTX 2080Ti |
Ours | 81.3 | 110 | GTX 1080Ti |
Comparison
Method | mIoU(%) | FPS | GPU |
---|---|---|---|
MSFNet [30] | 75.4 | 91.0 | GTX 2080Ti |
PP-LiteSeg-T [24] | 75.0 | 154.8 | GTX 1080Ti |
TD2-PSP50 [13] | 76.0 | 11.0 | TITAN X |
BiSeNetV2 [37] | 72.4 | 124.5 | GTX 1080Ti |
HyperSeg-L [21] | 79.1 | 16.6 | GTX 1080Ti |
DDRNet-23 [12] | 76.3 | 94 | GTX 2080Ti |
DFANet B [16] | 59.3 | 160 | GTX 1080Ti |
DFANet A [16] | 64.7 | 120 | GTX 1080Ti |
Ours | 80.7 | 104 | GTX 1080Ti |