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Table 1

Accuracy of the selected techniques after representation and interpretation step

Average resultsPrecisionRecallFalse pos. rateFalse neg. rateTime (s/frame)
No background 
 SOM pixel 0.43 0.29 0.57 0.71 1.38 
 SOM avg. 0.55 0.35 0.45 0.65 3.60 
 SOM feat. 0.63 0.26 0.37 0.74 11.63 
 Edge 0.86 0.73 0.14 0.27 0.34 
 Region 0.40 0.39 0.60 0.61 0.40 
 Edge–region 0.93 0.71 0.07 0.29 0.31 
Static background 
 SOM pixel 0.91 0.49 0.09 0.51 1.55 
 SOM avg. 0.96 0.72 0.04 0.28 3.41 
 SOM feat. 0.96 0.62 0.04 0.38 11.22 
 SOM (Rodriguez et al. 2011) 0.85 0.69 0.15 0.31 3.37 
 Edge 0.65 0.75 0.35 0.25 0.35 
 Region 0.94 0.81 0.06 0.19 0.19 
 Edge–region 0.94 0.82 0.06 0.18 0.32 
Dyn. background 
 SOM pixel 0.96 0.78 0.04 0.22 1.15 
 SOM avg. 0.96 0.61 0.04 0.39 11.62 
 SOM feat. 0.96 0.72 0.04 0.28 3.61 
 Edge 0.67 0.78 0.33 0.22 0.32 
 Region 0.95 0.78 0.05 0.22 0.17 
 Edge–region (proposed) 0.95 0.82 0.05 0.18 0.31 
Average resultsPrecisionRecallFalse pos. rateFalse neg. rateTime (s/frame)
No background 
 SOM pixel 0.43 0.29 0.57 0.71 1.38 
 SOM avg. 0.55 0.35 0.45 0.65 3.60 
 SOM feat. 0.63 0.26 0.37 0.74 11.63 
 Edge 0.86 0.73 0.14 0.27 0.34 
 Region 0.40 0.39 0.60 0.61 0.40 
 Edge–region 0.93 0.71 0.07 0.29 0.31 
Static background 
 SOM pixel 0.91 0.49 0.09 0.51 1.55 
 SOM avg. 0.96 0.72 0.04 0.28 3.41 
 SOM feat. 0.96 0.62 0.04 0.38 11.22 
 SOM (Rodriguez et al. 2011) 0.85 0.69 0.15 0.31 3.37 
 Edge 0.65 0.75 0.35 0.25 0.35 
 Region 0.94 0.81 0.06 0.19 0.19 
 Edge–region 0.94 0.82 0.06 0.18 0.32 
Dyn. background 
 SOM pixel 0.96 0.78 0.04 0.22 1.15 
 SOM avg. 0.96 0.61 0.04 0.39 11.62 
 SOM feat. 0.96 0.72 0.04 0.28 3.61 
 Edge 0.67 0.78 0.33 0.22 0.32 
 Region 0.95 0.78 0.05 0.22 0.17 
 Edge–region (proposed) 0.95 0.82 0.05 0.18 0.31 
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