Research Article
Noncontact Palm Vein ROI Extraction Based on Improved Lightweight HRnet in Complex Backgrounds
Table 4
Performance comparison of several target detection algorithms.
| Algorithm | Image size | Params (M) | Accuracy | Speed (s) |
| VGG16 | 512 × 512 | 49.2 | 79.46% | 0.5 | Resnet-18 | 512 × 512 | 42.7 | 78.64% | 0.23 | Resnet-50 | 512 × 512 | 90.2 | 96.75% | 0.7 | HRnet | 512 × 512 | 109 | 98.87% | 1.3 | Proposed | 512 × 512 | 0.45 | 97.36% | 0.0029 |
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