Table 5 Utility function parameter settings
From: Research of 5G HUDN network selection algorithm based on Dueling-DDQN
eMBB | URLLC | mMTC | |
|---|---|---|---|
Bandwidth | Sigmoid function \(a = 40,b = 5\) | Sigmoid function \(a = 25,b = 5\) | Exponential function \(h = 0.04\) |
Delay | Sigmoid function \(a = 40,b = 5\) | Sigmoid function \(a = 15,b = 6\) | Sigmoid function \(a = 80,b = 4\) |
Jitter | Logarithmic function \(\begin{gathered} m = - 2.67 \\ k = 0.75,l = 35 \\ \end{gathered}\) | Logarithmic function \(\begin{gathered} m = - 1.35 \\ k = 0.5,l = 15 \\ \end{gathered}\) | Linear function \(c = - 0.01,d = 1\) |
Price | Piecewise function \(i = 2,j = 4\) | Piecewise function \(i = 1.5,j = 3\) | Piecewise function \(i = 1,j = 2\) |
Packet loss rate | Linear function \(c = - 1/30,d = 1\) | Linear function \(c = - 1/30,d = 1\) | Linear function \(c = - 1/30,d = 1\) |