J Zhang, L Zhu, Z Xiao, X Cao, DO Wu… - IEEE Wireless …, 2019 - ieeexplore.ieee.org
… usergrouping variables, we can obtain the globally optimal … propose a sub-optimaluser grouping algorithm with a linear … suboptimal solution can achieve a near-optimal performance …
X Yuan, Y Zhu, Y Hu, B Ai… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
… and accordingly construct the optimal closed-form resource … efficiently filtering out the optimal grouping in an iterative man… optimal resource allocation and filtering the optimalgrouping. …
… This paper provides a state-of-art analysis of the most relevant studies on optimaluser-… to the adoption of an optimal power allocation scheme, an optimaluser-aggregation strategy …
Y Xu, G Yue, S Mao - IEEE Access, 2014 - ieeexplore.ieee.org
… usergrouping and user scheduling problems in Sections IV and V, respectively. Joint user grouping and group … scheduling algorithm approaches the upper bound of the optimaluser …
JM Kang, IM Kim - IEEE Wireless Communications Letters, 2018 - ieeexplore.ieee.org
… to find the optimal solution is generally very … optimal and suboptimal schemes for the user grouping problem. We then obtain the useful and important insight of the optimalusergrouping…
J Luo, K Pattipati, P Willett - GLOBECOM'01. IEEE Global …, 2001 - ieeexplore.ieee.org
… Furthermore, instead of having one 2-usergroup, we now have two 2-usergroups. This will also result in additional computation in detection (see the computational analysis at the end …
J Chen, M Chiang, J Erman, G Li… - … IEEE Conference on …, 2015 - ieeexplore.ieee.org
… experience of its members, and the number of groups and their … optimal allocation of wireless resources for users to maximize proportional fair utility. To handle the heterogeneity of user …
L Zhu, J Zhang, Z Xiao, X Cao, DO Wu… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
… Different from the works above, we consider usergrouping and jointly optimize HBF and power … allocation is not globally optimal, we will prove that it is near-to-optimal when the inter-…
… while providing a certain rate to all the multicast groups is an NP-hard problem. Note … optimal grouping problem is NP-hard. • We devise a randomized scheme for estimating the optimal …