490489.fig.0010a
(a)
490489.fig.0010b
(b)
490489.fig.0010c
(c)
490489.fig.0010d
(d)
490489.fig.0010e
(e)
490489.fig.0010f
(f)
490489.fig.0010g
(g)
490489.fig.0010h
(h)
490489.fig.0010i
(i)
490489.fig.0010j
(j)
Figure 10: VSN measurements at different altitudes with different nodes: (a–c) VSN1, altitude node 1, altitude node 2, and altitude , node 1; (d–f) VSN2, altitude node 1, altitude node 2, and altitude node 1; (g–j) VSN3, altitude node 1, altitude node 2, altitude node 3, altitude node 1.