2018/03/14 · The optimal user grouping problem is formulated to maximize the sum rate. Due to the combinatorial nature, the computational complexity to find ...

In this paper, we study the user grouping for the downlink nonorthogonal multiple access (NOMA) system. The optimal user grouping problem is formulated to ...

2018/10/11 · Abstract—In this letter, we study the user grouping for the downlink nonorthogonal multiple access system. The optimal user.

The optimal user grouping problem is formulated to maximize the sum rate. Due to the combinatorial nature, the computational complexity to find the optimal ...

2023/02/14 · We study the problems of user grouping and power allocation in the downlink of a multi-carrier NOMA system. The sum rate is the optimization goal.

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2021/07/27 · In this paper, we exploit both game theory and graph theory to study QoS-aware user grouping strategies, aiming at minimizing power consumption ...

In this paper we explore user pairing in a downlink non-orthogonal multiple access (NOMA) network. As power allocation inherently intertwines with user ...

We propose a novel non-orthogonal multiple access (NOMA)-based optimal multiplexing method for multiple downlink service channels to maximize the integrated ...