A Novel Model on Curve Fitting and Particle Swarm Optimization for Vertical Handover in Heterogeneous Wireless Networks

Figure 5

Process of CF-PSO prediction for RSSI of AP1, AP2, AP3, and AP4.

(a) The prediction bound for AP1 RSSI

(b) The prediction bound for AP2 RSSI

(c) The prediction bound for AP3 RSSI

(d) The prediction bound for AP4 RSSI