SVM-Based Spectrum Mobility Prediction Scheme in Mobile Cognitive Radio Networks

Table 1

Simulation parameters.

Parameter	Value
Total simulation number for testing	1000
Simulation area	5000 m × 5000 m
𝑅𝑝	1000 m
𝑟𝑐	500 m
Kernel function	RBF kernel
𝐶	10
𝜉𝑖	0.01
𝑇𝑐	1 s~15 s
𝛼𝑝	1/3 s
𝛽𝑝	1/3 s
𝑝𝑎=𝑝𝑏=𝑝away	0.5
𝜀𝑎=𝜀𝑏=𝜀𝑐=𝜀in=𝜀away	0~0.2
1/𝜆𝑒	3 s
CUs’ maximum velocity 𝑣max	0 m/s~50 m/s
Total number of PUs	2
Total number of training CUs	20~240
Total number of testing CUs	1000