918252.fig.0014a
(a)
918252.fig.0014b
(b)
Figure 14: Divide and conquer: (a) The monitored region (enclosed in heavy line) is divided into cells. (b) (enclosed in heavy line) and its repository (enclosed in thin line)—the solid lines and dashed lines represent closed and open boundaries. Note that the distance between any two points in does not exceed .