A Novel Access Control and Energy-Saving Resource Allocation Scheme for D2D Communication in 5G Networks

Algorithm 2

Calculation process of ρ_H(x⁽ⁱ⁾).

	Input: ,
	Output:
	Step 1. Initialize , , and represents a small positive number.
	Step 2. Repeat the following steps
	Judge whether is feasible, which is equivalent to judge whether is true. If it is true, ; otherwise, .
	Until .
	Step 3. Output , .