The Finite Projective Plane and the 5-Uniform Linear Intersecting Hypergraphs with Domination Number Four
Sign Up to like & getrecommendations! Published in 2018 at "Graphs and Combinatorics"
DOI: 10.1007/s00373-018-1921-9
Abstract: The matching number $$\alpha '(H)$$α′(H) of a hypergraph H is the size of a largest matching in H, where a matching is a set of pairwise disjoint edges in H. A dominating set in H… read more here.
Keywords: domination number; finite projective; intersecting hypergraphs; uniform linear ... See more keywords
DOA estimation with a rotational uniform linear array (RULA) and unknown spatial noise covariance
Sign Up to like & getrecommendations! Published in 2018 at "Multidimensional Systems and Signal Processing"
DOI: 10.1007/s11045-016-0425-0
Abstract: Direction of Arrival (DOA) estimation is one of the major tasks in array signal processing. In this paper, a new DOA estimation method is proposed using a rotational uniform linear array (RULA) consisting of omnidirectional… read more here.
Keywords: estimation; rula; linear array; uniform linear ... See more keywords
Underwater multi-source DOA tracking using uniform linear array based on improved GM-PHD filter
Sign Up to like & getrecommendations! Published in 2023 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/accdf8
Abstract: Uniform linear array (ULA) is commonly used for collecting underwater acoustic signals, and the direction-of-arrival (DOA) is obtained by array signal processing methods. The ULA-based multi-source DOA tracking suffers from the performance degradation caused by… read more here.
Keywords: multi source; source doa; linear array; uniform linear ... See more keywords
Structural Design of Non-Uniform Linear Arrays for Favorable Propagation in Massive MIMO
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2022.3210826
Abstract: Favorable propagation (FP) for massive multiple-input multiple-output (MIMO) systems with uniform and non-uniform linear arrays is considered. A gap in the existing FP studies of uniform linear arrays is identified, which is related to the… read more here.
Keywords: linear arrays; design; non uniform; uniform linear ... See more keywords
Hardware Acceleration of MUSIC Algorithm for Sparse Arrays and Uniform Linear Arrays
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2022.3162303
Abstract: Multiple Signal Classification (MUSIC) is a high-performance Direction of Arrival (DOA) estimation algorithm, which has been widely used. The algorithm needs to calculate the covariance matrix, eigenvalue decomposition and spectral peak search. In the paper,… read more here.
Keywords: music algorithm; algorithm; acceleration music; uniform linear ... See more keywords
Asymptotically Optimal Blind Calibration of Uniform Linear Sensor Arrays for Narrowband Gaussian Signals
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2020.3014610
Abstract: An asymptotically optimal blind calibration scheme of uniform linear arrays for narrowband Gaussian signals is proposed. Rather than taking the direct Maximum Likelihood (ML) approach for joint estimation of all the unknown model parameters, which… read more here.
Keywords: uniform linear; arrays narrowband; blind calibration; gaussian signals ... See more keywords
Direction-of-Arrival Estimation of Coherent Signals for Uniform Linear Antenna Arrays With Mutual Coupling in Unknown Nonuniform Noise
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2021.3132673
Abstract: We recently proposed a direction-of-arrival (DOA) estimation method for the coexistence of uncorrelated and coherent signals, which is related to the uniform linear antenna arrays with mutual coupling (MC) in the presence of unknown nonuniform… read more here.
Keywords: nonuniform noise; antenna; estimation; direction arrival ... See more keywords
Off-Grid DoA Estimation on Non-Uniform Linear Array Using Constrained Hermitian Matrix
Sign Up to like & getrecommendations! Published in 2020 at "Energies"
DOI: 10.3390/en13215775
Abstract: In this paper, an off-grid direction-of-arrival (DoA) estimation algorithm which can work on a non-uniform linear array (NULA) is proposed. The original semidefinite programming (SDP) representation of the atomic norm exploits a summation of one-rank… read more here.
Keywords: array; estimation; matrix; linear array ... See more keywords
A Vulnerability Measure of k-Uniform Linear Hypergraphs
Sign Up to like & getrecommendations! Published in 2023 at "Symmetry"
DOI: 10.3390/sym15061187
Abstract: Vulnerability refers to the ability of a network to continue functioning when part of the network is either naturally damaged or targeted for attack. In this paper, the rupture degree of graphs is employed to… read more here.
Keywords: linear hypergraphs; uniform linear; vulnerability measure;