Boundary Recognition by Simulating a Diffusion Process in Wireless Sensor Networks

Figure 9

Boundary recognition in multiple cases. (a) 3023 nodes with average degree 13.1; (b) 2094 nodes with average degree 12.6; (c) 2381 nodes with average degree 13.0; (d) 2115 nodes with average degree 12.5; (e) 2024 nodes with average degree 13.4; (f) 1311 nodes with average degree 13.2; (g) 6811 nodes with average degree 13.3.