Distributed Schemes for Crowdsourcing-Based Sensing Task Assignment in Cognitive Radio Networks

Table 1

The approximation gap of sensing effect with .

Algorithm	M
	20	22	24	26	28
Algorithm 1	0.17	0.14	0.093	0.068	0.065
Algorithm 2	0.1	0.089	0.066	0.05	0.044
Algorithm 3	0.099	0.087	0.068	0.048	0.045
Algorithm 4	0.1	0.087	0.067	0.049	0.056