Research Article
Autonomous Gait Event Detection with Portable Single-Camera Gait Kinematics Analysis System
Table 2
Evaluation of the proposed autonomous gait event detection.
| Gait event/phase | Evaluation | Stroke patients | Healthy volunteers | VD | GTL | DR | VD | GTL | DR |
| Initial Contact | 84 | 90 | 93.33% | 53 | 60 | 88.33% | Foot Flat | 75 | 92 | 81.52% | 54 | 56 | 96.43% | Midstance | 87 | 94 | 92.55% | 52 | 55 | 94.55% | Heel Raise | 81 | 89 | 91.01% | 51 | 52 | 98.08% | Terminal Contact | 69 | 83 | 83.13% | 48 | 54 | 88.89% | Midswing | 73 | 80 | 91.25% | 47 | 50 | 94.00% |
| Overall | 469 | 528 | 88.83% | 305 | 327 | 93.27% |
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VD: number of valid detection instances; GTL: number of ground truth labels; DR: detection rate.
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