Search Results - low-complexity suboptimal algorithms*

Quadrature spatial media-based modulation with RF mirrors by Pillay, Narushan, Xu, HongJun

“…The use of radio frequency (RF) mirrors to improve spectral efficiency is a recently introduced technique. The authors investigate its application to single RF…”
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A low-complexity suboptimal algorithm for joint subcarrier assignment in downlink OFDMA system by Yadav, Satyendra Singh, Lopes, Paulo A C, Patra, Sarat Kumar

“… This demands, sophisticated signal processing algorithms, which are computationally complex. This paper proposed a low complexity suboptimal joint algorithm for resource allocation (task-1…”
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A Suboptimal Multiuser-Pairing Algorithm With Low Complexity for Virtual MIMO Systems by Hongzhi, Zhao, Song, Ma, Fengwei, Liu, Youxi, Tang

“… To solve the problem, an efficient suboptimal pairing algorithm with lower complexity is proposed, which maximizes the system throughput by selecting users one by one…”
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Low Complexity Suboptimal User Selection Algorithm for Multiuser MIMO Systems with Block Diagonalization by Sun, Chuiqiang, Ge, Jianhua

“… The brute-force search for the optimal user set, however, is computationally prohibitive. Therefore, we propose a low complexity and suboptimal user selection algorithm based on block diagonalization for MU-MIMO systems…”
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Cooperative jamming polar codes for multiple-access wiretap channels by Hajimomeni, Mona, Aghaeinia, Hassan, Kim, Il-Min, Kim, Kwihoon

“…The authors study cooperative security in the physical layer of wireless systems based on the recently developed polar codes for multiple access channel (MAC)…”
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Reconfigurable Intelligent Surface Assisted Cooperative Non-Orthogonal Multiple Access Systems by Zuo, Jiakuo, Liu, Yuanwei, Al-Dhahir, Naofal

“…This paper considers the downlink of reconfigurable intelligent surface (RIS) assisted cooperative non-orthogonal multiple access (CNOMA) systems. Our…”
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A suboptimal embedding algorithm with low complexity for binary data hiding by Jyun-Jie Wang, Houshou Chen

“…A novel suboptimal hiding algorithm for binary data based on weight approximation embedding, WAE, is proposed…”
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Covert Transmission Assisted by Intelligent Reflecting Surface by Si, Jiangbo, Li, Zan, Zhao, Yan, Cheng, Julian, Guan, Lei, Shi, Jia, Al-Dhahir, Naofal

“… One local optimal algorithm and two low-complexity…”
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Resource Allocation for Delay Differentiated Traffic in Multiuser OFDM Systems by Tao, Meixia, Liang, Ying-Chang, Fan, Zhang

“…Most existing work on adaptive allocation of sub- carriers and power in multiuser orthogonal frequency division multiplexing (OFDM) systems has focused on…”
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Joint Device Scheduling and Resource Allocation for ISCC-Based Multiview-Multitask Inference by Wang, Diao, Wen, Dingzhu, He, Yinghui, Chen, Qimei, Zhu, Guangxu, Yu, Guanding

“…This article investigates an integrated sensing-communication-computation (ISCC)-based multiview-multitask (MVMT) edge artificial intelligence inference…”
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Power Allocation for Pre-Coding-Aided Spatial Modulation by Li, You, Lei, Xia, Xiao, Yue, Yang, Ping, Zheng, Chen, Xiang, Wei

“… Furthermore, a low-complexity suboptimal PA algorithm is proposed, where only the dominant part of the BEP upper bound is considered in the optimization process…”
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Low-Complexity Beam Allocation for Switched-Beam Based Multiuser Massive MIMO Systems by Junyuan Wang, Huiling Zhu, Lin Dai, Gomes, Nathan J., Jiangzhou Wang

“…This paper addresses the beam allocation problem in a switched-beam based massive multiple-input-multiple-output (MIMO) system working at the millimeter wave…”
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Resource Allocation for OFDMA Based Cognitive Radio Networks with Arbitrarily Distributed Finite Power Inputs by Ahmad, Ayaz, Anwar, Mohsin

“…The existing works on resource allocation for OFDMA based cognitive radio networks are based on the assumption of Gaussian inputs whereas in practical systems…”
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Proportional Fair Scheduling in Hierarchical Modulation Aided Wireless Networks by Wang, Xuan, Cai, Lin

“… An optimal algorithm and a low complexity suboptimal algorithm are proposed to solve the practical scheduling problem combining…”
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Distributed GRS‐coded differential spatial modulation for half‐duplex cooperative network based on relay optimization and joint decoding by Chen, Chen, Yang, Fengfan

“…To ensure the reliable transmission with increased spectral efficiency of the small information block, this article proposes the novel distributed generalized…”
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Joint uplink and downlink optimization of pilot assignment for massive MIMO with power control by Marinello Filho, José Carlos, Panazio, Cristiano Magalhães, Abrão, Taufik

“…In this paper, we investigate the effects of pilot assignment (PA) in multicell massive multiple‐input–multiple‐output systems. When deploying linear…”
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A low complexity suboptimal MIMO receiver: the combined ZF-MLD algorithm by Pammer, V., Delignon, Y., Sawaya, W., Boulinguez, D.

“…, which we present in this article, that combines zero-forcing and maximum likelihood. We will demonstrate that it provides both a low complexity and nearly optimal results regarding binary error rate (BER…”
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Power saving for real-time services in multiuser OFDMA-based cognitive radio systems under average interference constraint by He, Jian, Xu, Changqing

“… Numerical comparisons show that the performance of the suboptimal algorithm with low complexity is close to that of the optimal one, which demonstrate that the suboptimal algorithm outperforms other algorithms…”
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Markov chain model in maximum-likelihood sequence detection for free-space optical communication through atmospheric turbulence channels by Xiaoming Zhu, Kahn, J.M.

“…In free-space optical communication links using intensity modulation and direct detection (IM/DD), atmospheric turbulence-induced intensity fluctuations can…”
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Joint optimization of computing ratio and access points’ density for mixed mobile edge/cloud computing by Jing, Tianqi, He, Shiwen, Yu, Fei, Huang, Yongming, Yang, Luxi, Ren, Ju

“… We propose a low-complexity suboptimal…”
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