Journal of Electrical and Computer Engineering

Research Article

Enhancement of Background Subtraction Techniques Using a Second Derivative in Gradient Direction Filter

Figure 7

Graph of F-score versus frame number for outdoor sample.
598708.fig.007a
(a) FD
598708.fig.007b
(b) AM
598708.fig.007c
(c) RA
598708.fig.007d
(d) RGA