## 3 Interference Coordination Scheme Analysis
### User Pairing Scheme Combined with ABS
This research was supported by the National Natural Science Foundation of China under Grants 62071319. The authors declare no conflict of interest. ## References

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\begin{tabular}{c c c c} \hline \hline
**Network Models** & \begin{tabular}{c} **Average Throughput** \\ **of Edge Users (Mbps)** \\ \end{tabular} & \
\begin{tabular}{c} **Fairness** \\ **Index** \\ \end{tabular} &
\begin{tabular}{c} **Energy Efficiency** \\ **(Mb/J)** \\ \end{tabular} \\ \hline OMA HetNets & 0.60 & 0.50 & 3.81 \\ OMA HetNets with proposed strategy & 1.24 & 0.34 & 4.27 \\ NOMA HetNets & 1.02 & 0.50 & 4.28 \\ NOMA HetNets with proposed strategy & 2.52 & 0.76 & 5.31 \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Simulation results under different network models. \begin{table}
\begin{tabular}{c c c c} \hline \hline
**The Number of Users** & \begin{tabular}{c} **Average Throughput** \\ **of Edge Users (Mbps)** \\ \end{tabular} & \
\begin{tabular}{c} **Fairness Index** \\ **(Mb/J)** \\ \end{tabular} &
\begin{tabular}{c} **Energy Efficiency** \\ **(Mb/J)** \\ \end{tabular} \\ \hline
15 & 10.02 & 0.75 & 5.38 \\
30 & 5.14 & 0.75 & 5.24 \\
45 & 3.45 & 0.80 & 5.30 \\
60 & 2.52 & 0.76 & 5.31 \\
75 & 2.02 & 0.78 & 5.31 \\
90 & 1.69 & 0.81 & 5.33 \\ \hline \hline \end{tabular}
\end{table} 
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