Table 1 Experimental parameters

Packet length

2000 bit

Node’s initial energy E ₀

0.5 J

Node’s distribution range

100 m × 100 m

Sink node coordinate

(50, 50)

Node number

100

The factor of RF energy consumption E _elec

5.0 × 10⁻⁸ J/bit

Data fusion energy consumption E _DA

5.0 × 10⁻⁹ J/bit

The parameter of channel propagation model

ε _fs , 1.0 × 10⁻¹¹ J/(bit/m²); ε _fs , 1.0 × 10⁻¹¹ J/(bit/m²)