Výsledky vyhledávání - "generalized approximate message passing algorithm"

Adaptive damping and mean removal for the generalized approximate message passing algorithm Autor Vila, Jeremy, Schniter, Philip, Rangan, Sundeep, Krzakala, Florent, Zdeborova, Lenka

“…The generalized approximate message passing (GAMP) algorithm is an efficient method of MAP or approximate-MMSE estimation of x observed from a noisy version of…”
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FDD massive MIMO downlink channel estimation with complex hybrid generalized approximate message passing algorithm Autor Wang, Wenyuan, Xiu, Yue, Zhang, Zhongpei

“…Precise channel state information (CSI) is essential for the massive multiple-input multiple-output (MIMO) system to achieve high spectrum and energy…”
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An Energy-Efficient Signal Detection Scheme for a Radar-Communication System Based on the Generalized Approximate Message-Passing Algorithm and Low-Precision Quantization Autor Xia, De-Ping, Zhang, Yu, Cai, Peixiang, Huang, Ling

“…Integrated radar-communication systems will play an important role in the future battlefield scenarios by decreasing the interference, volume, weight, and…”
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Sparse Estimation Based on a New Random Regularized Matching Pursuit Generalized Approximate Message Passing Algorithm Autor Luo, Yongjie, Gui, Guan, Cong, Xunchao, Wan, Qun

“…Approximate Message Passing (AMP) and Generalized AMP (GAMP) algorithms usually suffer from serious convergence issues when the elements of the sensing matrix…”
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A Two-Stage Method to Test the Robustness of the Generalized Approximate Message Passing Algorithm Autor You, Qingshan, Luo, Yongjie, Wan, Qun

“…We propose a two-stage method to test the robustness of the generalized approximate message passing algorithm (GAMP…”
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Spatially-Coupled Constant-Weight Code for Random Access in Fast Fading Channels Autor Lu, Shuai, Zheng, Jianping

“…In this letter, we propose a novel signature code, spatially-coupled (SC) constant-weight (CW) code, for random access in fast fading channels. Concretely,…”
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Adaptive Damping and Mean Removal for the Generalized Approximate Message Passing Algorithm Autor Vila, Jeremy, Schniter, Philip, Rangan, Sundeep, Krzakala, Florent, Zdeborova, Lenka

“…The generalized approximate message passing (GAMP) algorithm is an efficient method of MAP or approximate-MMSE estimation of \(x\) observed from a noisy…”
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Optimal errors and phase transitions in high-dimensional generalized linear models Autor Barbier, Jean, Krzakala, Florent, Macris, Nicolas, Miolane, Léo, Zdeborová, Lenka

“…Generalized linear models (GLMs) are used in high-dimensional machine learning, statistics, communications, and signal processing. In this paper we analyze…”
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Massive Unsourced Random Access: Exploiting Angular Domain Sparsity Autor Xie, Xinyu, Wu, Yongpeng, An, Jianping, Gao, Junyuan, Zhang, Wenjun, Xing, Chengwen, Wong, Kai-Kit, Xiao, Chengshan

“… an uncoupled transmission protocol is devised. To perform activity detection and channel estimation, we propose an expectation-maximization-aided generalized approximate message passing algorithm with a Markov…”
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Learned-SBL-GAMP based hybrid precoders/combiners in millimeter wave massive MIMO systems Autor Ali K., Shoukath, Khan, Arfat Ahmad, T, Perarasi, Ur Rehman, Ateeq, Ouahada, Khmaies

“… Message Passing algorithm (L-SBL-GAMP) algorithm for designing optimal hybrid precoders/combiners suitable for mmWave Massive MIMO systems…”
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Simulation and experimental verification for imaging of gray-scale objects through scattering layers Autor Li, Huijuan, Wu, Tengfei, Liu, Jietao, Gong, Changmei, Shao, Xiaopeng

“… Combined with phase retrieval via the generalized approximate message passing algorithm, recovery of the objects is realized and accurate gray-scale reconstruction is demonstrated via numerical simulations…”
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A Non-asymptotic Analysis of Generalized Approximate Message Passing Algorithms with Right Rotationally Invariant Designs Autor Cademartori, Collin, Rush, Cynthia

“…Approximate Message Passing (AMP) algorithms are a class of iterative procedures for computationally-efficient estimation in high-dimensional inference and…”
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Fast Robust Sparse Bayesian Learning Image Reconstruction Model Based on Generalized Approximate Message Passing Autor Jin, Wenzhe, Lyu, Wentao, Guo, Qing, Deng, Zhijiang

“…Sparse Bayesian learning (SBL) is an algorithm for high-dimensional data processing based on Bayesian statistical theory. Its goal is to improve the…”
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Hybrid Generalized Approximate Message Passing for Active User Detection and Channel Estimation With Correlated Group-Heterogeneous Activity Autor Chetot, Lelio, Egan, Malcolm, Gorce, Jean-Marie

“…The random access procedure is a bottleneck to the development of wireless networks supporting the use cases of massive machine-type communication and ultra…”
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Random Access With Massive MIMO-OTFS in LEO Satellite Communications Autor Shen, Boxiao, Wu, Yongpeng, An, Jianping, Xing, Chengwen, Zhao, Lian, Zhang, Wenjun

“…This paper considers the joint channel estimation and device activity detection in the grant-free random access systems, where a large number of…”
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High-Dimensional Macroeconomic Forecasting Using Message Passing Algorithms Autor Korobilis, Dimitris

“… In particular, a generalized approximate message passing algorithm is derived that has low algorithmic complexity and is trivially parallelizable…”
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Next-Generation URLLC with Massive Devices: A Unified Semi-Blind Detection Framework for Sourced and Unsourced Random Access Autor Ke, Malong, Gao, Zhen, Zhou, Mingyu, Zheng, Dezhi, Ng, Derrick Wing Kwan, Vincent Poor, H.

“…This paper proposes a unified semi-blind detection framework for sourced and unsourced random access (RA), which enables next-generation ultra-reliable…”
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Random Spreading With Higher Order Modulation in Unsourced Random Access Autor Dang, Jian, Zhang, Zaichen, Wu, Yongpeng

“… We derive a discrete mixture generalized approximate message passing algorithm to enhance active user detection (AUD) and data detection…”
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RIS-Aided Single-Frequency 3D Imaging by Exploiting Multi-View Image Correlations Autor Huang, Yixuan, Yang, Jie, Wen, Chao-Kai, Jin, Shi

“…Retrieving range information in three-dimensional (3D) radio imaging is particularly challenging due to the limited communication bandwidth and pilot…”
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LEO Satellite-Enabled Random Access With Large Differential Delay and Doppler Shift Autor Shen, Boxiao, Wu, Yongpeng, Zhang, Wenjun, Chatzinotas, Symeon, Ottersten, Bjorn

“…This paper investigates joint device identification, channel estimation, and symbol detection for LEO satellite-enabled grant-free random access systems,…”
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