Výsledky vyhľadávania - "difference‐of‐two convex functions"

User capacity for uplink SCMA system Autor Gamal, Doaa, Mehana, Ahmed Hesham, Elsayed, Khaled M.F.

“…: what is the maximum number of users that can be admitted in uplink SCMA subject to user-rate constraints? This is termed “user capacity…”
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Cooperative MIMO relay beamforming in overloaded DS/CDMA multicast networks Autor Mehrizi, Sajad, Mahboobi, Behrad

“… The aim of the beamformer is to minimise the total relays transmission power subject to the signal to interference and noise ratio (SINR…”
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Power Control for Wireless Cellular Systems via D.C. Programming Autor Phan, Khoa T., Vorobyov, Sergiy A., Telambura, Chintha, Le-Ngoc, Tho

“…Power control at the base station is typically used in wireless cellular networks in order to optimize the transmission subject to quality of service (QoS) constraints…”
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Optimal Power Flow of Radial Networks and Its Variations: A Sequential Convex Optimization Approach Autor Wei, Wei, Wang, Jianhui, Li, Na, Mei, Shengwei

“…) problems over radial networks. The non-convex branch power flow equation is decomposed as a second-order cone inequality and a non-convex constraint involving the difference of two convex functions…”
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Robust network design in telecommunications under polytope demand uncertainty Autor Lemaréchal, Claude, Ouorou, Adam, Petrou, Georgios

“…We consider a model for robust network design in telecommunications, in which we minimize the cost of the maximum mismatch between supply and demand. In the…”
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Joint Sparse Beamforming and Power Control for a Large-Scale DAS With Network-Assisted Full Duplex Autor Xia, Xinjiang, Zhu, Pengcheng, Li, Jiamin, Wang, Dongming, Xin, Yuanxue, You, Xiaohu

“… Two approaches have been proposed to solve the optimization problem, where the first approach converts the objective function to the difference of two convex functions with semi-definite relaxation…”
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Cloud-based Queuing Model for Tactile Internet in Next Generation of RAN Autor Gholipoor, Narges, Parsaeefard, Saeedeh, Javan, Mohammad Reza, Mokari, Nader, Saeedi, Hamid, Pishro-Nik, Hossein

“…) queuing delays for each endto-end (E2E) connection between a pair of tactile users. In our setup, to minimize the transmit power of users subject to guaranteeing…”
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Successive convex approximations to cardinality-constrained convex programs: a piecewise-linear DC approach Autor Zheng, Xiaojin, Sun, Xiaoling, Li, Duan, Sun, Jie

“… (difference of two convex functions) and a sequence of convex subproblems is then constructed by successively linearizing the concave terms of the DC function…”
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Multi-objective optimization for information-energy transfer trade-offs in full-duplex multi-user MIMO cognitive networks Autor Nguyen, Xuan-Xinh, Kha, Ha Hoang, Thai, Pham Quang, Ta, Hung Quang

“… Hence, the design problem is modelled as a multi-objective optimization problem (MOOP) subject to the transmit power constraint at the base station and robust harmful interference constraints at the PUs…”
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DC programming and DCA for enhancing physical layer security via relay beamforming strategies Autor Tran, Thi Thuy, Pham Thi, Hoai An, Pham Dinh, Tao, Nguyen, Nhu Tuan

“…: Amplify-and-Forward and Decode-and-Forward. The optimization problems with the aim of maximizing secrecy rate subject to total and individual…”
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A Joint Communication and Federated Learning Framework for Internet of Things Networks Autor Yang, Zhaohui, Jia, Guangyu, Chen, Mingzhe, Lam, Hak-Keung, Wong, Kai-Kit, Cui, Shuguang, Poor, H. Vincent

“…) signals are a type of data collected from wearable sensors of subjects which are distributed on multiple devices, highly personalized and play an important role in several applications including…”
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Uncoded placement optimization for coded delivery Autor Jin, Sian, Cui, Ying, Liu, Hui, Caire, Giuseppe

“…Existing coded caching schemes fail to simultaneously achieve efficient content placement for non-uniform file popularity and efficient content delivery in the…”
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Resource Management and Admission Control for Tactile Internet in Next Generation of RAN Autor Gholipoor, Narges, Parsaeefard, Saeedeh, Javan, Mohammad Reza, Mokari, Nader, Saeedi, Hamid, Pishro-Nik, Hossein

“…) connection between each pair of tactile users. For this setup, with the aim to minimize the transmit power of users subject to guaranteeing tolerable delay of users, and fronthaul and access limitations, we formulate a resource allocation problem…”
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Portfolio optimization under D.C. transaction costs and minimal transaction unit constraints Autor Konno, Hiroshi, Wijayanayake, Annista

“… (difference of two convex functions). We will propose a branch-and-bound algorithm for the resulting d.c…”
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Verification of Markov Decision Processes with Risk-Sensitive Measures Autor Cubuktepe, Murat, Topcu, Ufuk

“… We show that this nonlinear weighting function can be accurately approximated by the difference of two convex functions…”
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Collaborative Beamforming for Cognitive UAV Relaying System Coexisting with Satellite Networks Autor Zhu, Shengxiang, Yang, Ke, Ouyang, Jian, Wu, Xiaohuan, Xie, Luyao

“… and the penalty function method as well as the difference of two-convex functions (D.C.) approach. Then a convergence proven iterative algorithm is designed to find the optimal CBF solution. Simulation results are provided to demonstrate the effectiveness of the proposed scheme and the impact of UAV transmit power and satellite network SINR requirements on the CURS…”
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Verification of Markov Decision Processes with Risk-Sensitive Measures Autor Cubuktepe, Murat, Topcu, Ufuk

“… We show that this nonlinear weighting function can be accurately approximated by the difference of two convex functions…”
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Joint Sparse Beamforming and Power Control for Large-scale DAS with Network-Assisted Full Duplex Autor Xia, Xinjiang, Zhu, Pengcheng, Li, Jiamin, Wang, Dongming, Yuanxue Xin, You, Xiaohu

“… To solve these problems, we aim to maximize the aggregated rate of uplink and downlink subject to quality of service constraints and backhaul constraints…”
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Cloud-based Queuing Model for Tactile Internet in Next Generation of RAN Autor Gholipoor, Narges, Parsaeefard, Saeedeh, Javan, Mohammad Reza, Mokari, Nader, Saeedi, Hamid, Pishro-Nik, Hossein

“…) queuing delays for each end-to-end (E2E) connection between a pair of tactile users. In our setup, to minimize the transmit power of users subject to guaranteeing…”
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Optimized coordinated precoding in multicell MIMO wireless systems Autor Enlong Che, Tuan, H. D.

“… (difference of two convex) functions. A simple but very efficient d.c. iterative algorithm (DCI) with guaranteed convergence is shown to locate the approximately optimal matrix solutions with the help of only a few converging semi-definite programs (SDP)…”
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