Table 2 Comparison of event detection results. NP means that the result was not provided.
From: Motion Pattern Extraction and Event Detection for Automatic Visual Surveillance
Approach | Manual parameters | Random forest | Statistical filters [41] | Holistic properties [42] | |
|---|---|---|---|---|---|
Walking | Precision | 0.97 | 0.96 | — | 0.87 |
Recall | 0.96 | 0.99 | — | NP | |
Running | Precision | 0.75 | 0.86 | 0.99 | 0.75 |
Recall | 0.81 | 0.68 | 0.99 | NP | |
Regular | Precision | — | 0.78 | 0.99 | — |
Recall | — | 0.85 | 0.86 | — | |
Evacuation | Precision | 0.69 | 0.83 | — | 0.94 |
Recall | 0.82 | 1 | — | NP | |
Local disp. | Precision | 0.67 | 0.58 | — | 0.8 |
Recall | 0.45 | 0.48 | — | NP | |
Merge | Precision | 0.59 | 0.65 | — | 0.68 |
Recall | 0.45 | 0.46 | — | NP | |
Split | Precision | 0.47 | 0.73 | 0.65 | 0.74 |
Recall | 0.47 | 0.92 | 1 | NP |