Výsledky vyhledávání - sparse sensor array sampling

Underdetermined 2D DOA Estimation for Coherent Signals via Sparse Sensor Array With Nested Moving Sampling Scheme Autor Jiang, Guojun, Wang, Shaobo, Huang, Jiacheng, Yang, Xuguang, Yang, Yunlong

“…) estimation of coherent target signals. By exploiting the dense sampling of the nested sampling scheme, a synthetic array composed of the original and shifted sparse arrays, is achieved with increased degrees of freedom (DOF…”
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HoloDiffusion: Sparse Digital Holographic Reconstruction via Diffusion Modeling Autor Zhang, Liu, Gao, Songyang, Tong, Minghao, Huang, Yicheng, Zhang, Zibang, Wan, Wenbo, Liu, Qiegen

“… The use of multi-sensor arrays in synthetic aperture digital holographic imaging technology contributes to overcoming the limitations of sensor coverage by expanding the area for detection…”
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Optimal beam pattern design for very large sensor arrays with sparse sampling Autor Lai, Yenming M., Balan, Radu, Claussen, Heiko, Rosca, Justinian

“… This paper presents a novel method for optimal beam pattern design for large scale sensor arrays using convex and non-convex optimization techniques to define optimal subsets of sensors capable…”
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Adaptive machine learning method for photoacoustic computed tomography based on sparse array sensor data Autor Wang, Ruofan, Zhu, Jing, Meng, Yuqian, Wang, Xuanhao, Chen, Ruimin, Wang, Kaiyue, Li, Chiye, Shi, Junhui

“… To obtain high-quality images, the photoacoustic imaging system needs a high-element-density detector array…”
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A Novel Spatial Sampling Scheme for DOA Estimation With Movable Arbitrary Sparse Arrays Autor Ma, Penghui, Li, Jianfeng, Pan, Jingjing, Zhang, Xiaofei

“…Sparse arrays have been an important concept in the study of direction of arrival (DOA…”
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Multi-level prime array for sparse sampling Autor Alawsh, Saleh A, Muqaibel, Ali H

“… This study proposes a multi-level prime array (MLPA) configuration for sparse sampling that can further increase the DOF…”
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Two-dimensional DOA estimation method of acoustic vector sensor array based on sparse recovery Autor Liang, Longkai, Shi, Yiran, Shi, Yaowu, Bai, Zhejia, He, Wenchao

“…) DOA estimation algorithm architecture based on the sparse recovery of acoustic vector sensor arrays is proposed…”
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Joint DOA and Frequency Estimation With Sub-Nyquist Sampling in the Sparse Array System Autor Liu, Liang, Wei, Ping

“… This letter is committed to the joint frequency and direction-of-arrival estimation of more sources than sensors in a subband by using sparse arrays with sub-Nyquist sampling…”
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On the Foundation of Sparsity Constrained Sensing-Part II: Diophantine Sampling With Arbitrary Temporal and Spatial Sparsity Autor Xiao, Hanshen, Zhou, Beining, Zhang, Yaowen, Xiao, Guoqiang

“… Stemmed from co-prime sampling/array, we propose a generalized framework, termed Diophantine sensing, which utilizes generic Diophantine equation theory and higher-order sparse ruler to strengthen the sampling time (delay…”
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US Patent Issued to OmniVision Technologies on Aug. 16 for "Sampling and Readout of an Image Sensor Having a Sparse Color Filter Array Pattern" (New York Inventors)

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Subspace Representation Learning for Sparse Linear Arrays to Localize More Sources Than Sensors: A Deep Learning Methodology Autor Chen, Kuan-Lin, Rao, Bhaskar D.

“…Localizing more sources than sensors with a sparse linear array (SLA) has long relied on minimizing a distance between two covariance matrices and recent algorithms often utilize semidefinite programming (SDP…”
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Scalable antinoise-robustness estimation of frequency and direction of arrival based on the relaxed sparse array Autor Huang, Xiangdong, Yang, Mengkai, Wang, Huijie, Wang, Jian, Xiao, Li

“… On one hand, in the sparse sensor arrangement, a relaxed coprime array was proposed, which is distinguished with low hardware cost (only L…”
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Exploration on 2D DOA Estimation of Linear Array Motion: Uniform and Sparse Circular Motion Autor Chu, Jianhong, Zhang, Zhi, Huang, Yuzhen, Su, Tianshu

“… of estimation in the circular array. Two signal models with uniform and sparse sampling are synthesized on the basis of synthetic processing techniques, respectively, for extending the aperture dimension…”
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Sparse Enhancement of MIMO Radar Exploiting Moving Transmit and Receive Arrays for DOA Estimation: From the Perspective of Synthetic Coarray Autor Lai, Xin, Zhang, Xiaofei, Liu, Wei, Li, Jianfeng

“…In this paper, we consider monostatic sparse MIMO radar with the transmit and receive arrays mounted on a moving platform and exploit array motions to increase the number of degrees of freedom (DOFs…”
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Super-resolution with Sparse Arrays: A Non-Asymptotic Analysis of Spatio-temporal Trade-offs Autor Sarangi, Pulak, Hucumenoglu, Mehmet Can, Rajamaki, Robin, Pal, Piya

“…Sparse arrays have emerged as a popular alternative to the conventional uniform linear array (ULA…”
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A Deterministic Far-Field Sampling Strategy for Array Diagnosis Using Sparse Recovery Autor Li, Wei, Deng, Weibo, Migliore, Marco Donald

“…A deterministic sampling strategy for failure identification in uniform linear arrays using compressed sensing/sparse recovery technique is proposed…”
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Subspace Methods for Joint Sparse Recovery Autor Kiryung Lee, Bresler, Y., Junge, M.

“… In this case, the MUltiple SIgnal Classification (MUSIC) algorithm, originally proposed by Schmidt for the direction of arrival estimation problem in sensor array…”
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Super-Resolution With Sparse Arrays: A Nonasymptotic Analysis of Spatiotemporal Trade-Offs Autor Sarangi, Pulak, Hücümenoğlu, Mehmet Can, Rajamäki, Robin, Pal, Piya

“…Sparse arrays have emerged as a popular alternative to the conventional uniform linear array (ULA…”
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Geometry of Random Sparse Arrays Autor Hucumenoglu, Mehmet Can, Rajamaki, Robin, Pal, Piya

“…We consider random sparse arrays whose sensors are randomly placed on a grid of fixed size…”
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Optimal Sparse Sampling for Detection of a Known Signal in Nonwhite Gaussian Noise Autor Adhikari, Kaushallya, Kay, Steven

“…We address the problem of sparse sampling pattern design to maximize detection for a deterministic signal in colored noise…”
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