Výsledky vyhledávání - low-complexity matrix inversion scheme

Efficient and low-complexity matrix inversion scheme for massive multiple-input multiple-output systems using rapid numerical algorithms Autor Mukubwa, Emmanuel, Sokoya, Oludare A

“…Performances of the regularised zero forcing (RZF) precoder, rapid numerical algorithm (RNA) precoder and the truncated polynomial expansion (TPE) Precoder are…”
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A fast and low-complexity matrix inversion scheme based on CSM method for massive MIMO systems Autor Xu, Yue, Zou, Weixia, Du, Liutong

“… (Cholesky and Sherman-Morrison strategy)-based precoding scheme to the matrix inversion by exploiting the asymptotically orthogonal channel property in massive MIMO…”
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High-efficiency reduced space sequential convex programming using low-complexity matrix inversion Autor Ma, Yangyang, Pan, Binfeng, Huang, Longxin, Chen, Qi, Xu, Zihui

“… To address this challenge, this study proposes three efficiency-enhanced rSCP methods utilizing low-complexity matrix inversion techniques…”
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Likelihood ascent search‐aided low complexity improved performance massive MIMO detection in perfect and imperfect channel state information Autor Chakraborty, Sourav, Sinha, Nirmalendu Bikas, Mitra, Monojit

“… Therefore, low complexity iterative detection schemes are proposed in the literature as an alternative to the exact MMSE method…”
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Low complexity signal detector based on SSOR iteration for large-scale MIMO systems Autor Yaoyao Sun, Zhengquan Li, Chi Zhang, Rui Zhang, Feng Yan, Lianfeng Shen

“… In order to reduce the complexity of the matrix inversion, we proposed a low-complexity MMSE detection scheme based on symmetric successive over relaxation (SSOR…”
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A Near-Optimal Iterative Linear Precoding With Low Complexity for Massive MIMO Systems Autor Liu, Yang, Liu, Jinhong, Wu, Qiong, Zhang, Yinghui, Jin, Minglu

“…) precoding scheme with low complexity based on an iterative method. Specifically, the proposed WTS precoding converts the complicated matrix inversion into two-half…”
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A Statistical Linear Precoding Scheme Based on Random Iterative Method for Massive MIMO Systems Autor Wang, Zheng, Gower, Robert M., Zhang, Cheng, Lyu, Shanxiang, Xia, Yili, Huang, Yongming

“… precoding schemes can be approximated statistically, which not only achieves a faster exponential convergence with low complexity but also experiences a global convergence without suffering from the various convergence requirements…”
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Low-Complexity LSQR-Based Linear Precoding for Massive MIMO Systems Autor Tian Xie, Zhaohua Lu, Qian Han, Jinguo Quan, Bichai Wang

“… In this paper, we propose a low-complexity precoding scheme based on the least square QR (LSQR) method to realize the near-optimal performance of ZF precoding without matrix inversion…”
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A Low Complexity Signal Detection Scheme Based on Improved Newton Iteration for Massive MIMO Systems Autor Jin, Fangli, Liu, Qiufeng, Liu, Hao, Wu, Peng

“…Massive multiple-input multiple-output (MIMO) systems need to handle a large number of matrix inversion operations during the signal detection process…”
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Capacity-approaching linear precoding with low-complexity for large-scale MIMO systems Autor Gao, Xinyu, Dai, Linglong, Zhang, Jiayi, Han, Shuangfeng, Chih-Lin, I.

“… inversion of large size. In this paper, we propose a low-complexity linear precoding scheme based on the Gauss-Seidel (GS) method…”
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Low complexity and high performance symbol detection scheme for uplink wide-banded cyclic prefixed filter bank multiple access system without analysis filtering Autor Dang, Jian, Qi, Yuhao, Zhang, Zaichen, Wu, Liang

“… By leveraging a particular interleaving structure, the large matrix inversion operation is decomposed into parallel matrices inversions with small sizes…”
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Low Complexity Approximate Zero-Forcing Precoding for Massive MIMO Downlink Autor Zhang, Cheng, Jing, Yindi, Huang, Yongming, Yang, Luxi

“… In this paper, we adopt the first order Neumann series (NS) expansion for a low-complexity approximation of matrix inversion…”
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Low-complexity Graph Sampling With Noise and Signal Reconstruction via Neumann Series Autor Wang, Fen, Cheung, Gene, Wang, Yongchao

“…Graph sampling addresses the problem of selecting a node subset in a graph to collect samples, so that a K-bandlimited signal can be reconstructed with high…”
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Low-complexity signal detection for large-scale MIMO systems with second-order Richardson method Autor Khoso, Imran A, Zhang, Xiaofei, Shaikh, Abdul Hayee

“…) systems but entails high computational complexity due to large matrix inversion operations…”
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Jac-PCG Based Low-Complexity Precoding for Extremely Large-Scale MIMO Systems Autor Xu, Bokai, Zhang, Jiayi, Li, Jiaxun, Xiao, Huahua, Ai, Bo

“… It is critical to note that in large-scale antenna arrays the operation of channel matrix inversion poses a significant computational challenge for these precoders…”
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Secure frequency-domain image compressed sensing with matrix-inversion-free recovery Autor Huang, Hui, Xiao, Di, Li, Xinyan

“… Therefore, this paper presents a secure frequency-domain image CS scheme with matrix-inversion-free (MIF…”
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A Low-Complexity AEPDF-assisted Precoding Scheme for Massive MIMO Systems with Transmit Antenna Correlation Autor Lee, Kelvin Kuang-Chi, Yang, Yung-Hsin, Li, Jih-Wei

“… of a low-complexity, effective precoding scheme aims to address performance degradation due to spatial correlation (i.e…”
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Low-Complexity SC-FDE Techniques for Massive MIMO Schemes With Low-Resolution ADCs Autor Guerreiro, Joao, Dinis, Rui, Montezuma, Paulo

“… On one hand, the equalization procedure should avoid matrix inversions, but this might lead to performance degradation…”
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Low-Complexity Decision Feedback Equalization for Single-Carrier Massive MIMO Systems Autor Zhang, Xiaohui, Xing, Ling, Wu, Honghai, Ji, Baofeng, Zhang, Gaoyuan

“… However, matrix-inversion-based DFE schemes are not suitable for massive MIMO systems due to their prohibitively high computational complexity…”
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Two Low Complexity MRC and EGC Based Receivers for SC-FDE Modulations with Massive MIMO Schemes Autor Borges, David, Montezuma, Paulo, Ferreira, Afonso, Dinis, Rui

“…Massive multiple-input and multiple-output (MIMO) schemes involving several tens or even hundreds of antenna elements are pointed as one of the key technologies for 5G systems…”
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