Analysis and Simulation of the Dynamic Spectrum Allocation Based on Parallel Immune Optimization in Cognitive Wireless Networks

Table 4

Performance of parallel algorithm in running time, speedup ratio, and efficiency with the different number of CPUs ().

The number of CPUs ()	Algorithms	Running time (s)	Speedup ratio ()	Efficiency ()
1	This paper; Literature [17]	182.4; 242.3	1.34	1.34
2	This paper; Literature [17]	116.7; 201.9	1.73	0.865
3	This paper; Literature [17]	61.5; 146.7	2.39	0.797
4	This paper; Literature [17]	40.9; 119.1	2.91	0.728