Results 21 to 30 of about 35,203 (149)

Modelling for Robust Feedback Control of Fluid Flows [PDF]

open access: yes, 2015
This paper addresses the problem of obtaining low-order models of fluid flows for the purpose of designing robust feedback controllers. This is challenging since whilst many flows are governed by a set of nonlinear, partial differential-algebraic ...
A. S. Sharma   +19 more
core   +5 more sources

Parallel Complementary Virtual Arrays Algorithm for Direction of Arrival (DOA) Estimation [PDF]

open access: yes, 2023
This Paper discusses the challenges faced by previous method 2D Direction of Arrival (DOA) systems, such as low degrees of freedom, poor resolution, and significant estimation errors in scenarios with small snapshots.
Sanjeev Kumar Machkuri, et al.
core   +2 more sources

Two-Dimensional Sparse Arrays with Hole-Free Coarray and Reduced Mutual Coupling [PDF]

open access: yes, 2016
Two-dimensional sparse arrays with hole-free difference coarrays, like billboard arrays and open box arrays, can identify O(N^2) uncorrelated source directions (DOA) using N sensors.
Liu, Chun-Lin, Vaidyanathan, P. P.
core   +1 more source

Fourier-Based Methods for Passive Sensing and Imaging [PDF]

open access: yes, 2022
Sensor arrays play an instrumental role in a variety of applications, including radar, sonar, radio astronomy, and wireless communications. Employing an array of sensors permits direction-of-arrival (DOA) estimation, interference suppression, and imaging
Mills, Kenneth Ralph
core   +1 more source

Self Duality and Oblique Confinement in Planar Gauge Theories [PDF]

open access: yes, 1994
We investigate the non-perturbative structure of two planar $Z_p \times Z_p$ lattice gauge models and discuss their relevance to two-dimensional condensed matter systems and Josephson junction arrays.
't Hooft   +67 more
core   +3 more sources

スパースリニアアレーの構成に関する研究:パッシブセンシングのためのアレー設計法 [PDF]

open access: yes, 2023
横浜国立大学博士(工学)doctoral ...
STEVEN, WANDALE   +1 more
core   +1 more source

Pseudo-random number generators for Monte Carlo simulations on Graphics Processing Units [PDF]

open access: yes, 2010
Basic uniform pseudo-random number generators are implemented on ATI Graphics Processing Units (GPU). The performance results of the realized generators (multiplicative linear congruential (GGL), XOR-shift (XOR128), RANECU, RANMAR, RANLUX and Mersenne ...
Anderson   +25 more
core   +1 more source

Martin Gardner and His Influence on Recreational Math [PDF]

open access: yes, 2020
Recreational mathematics is a relatively new field in the world of mathematics. While sometimes overlooked as frivolous since those who practice it need no advanced knowledge of the subject, recreational mathematics is a perfect transition for people to ...
DeLee, Rebecca
core   +1 more source

Tensor-based approach to the co-prime planar array signal processing

open access: yesTongxin xuebao, 2020
For the co-prime planar array (CPPA) consisting of two sparse uniform rectangular array (URA),a new processing method based on tensor algebra was proposed to enhance the degrees of freedom (DoF).By dividing each URA into some overlapping subarrays,the ...
Wei RAO, Yufeng GUI, Dan LI
doaj   +2 more sources

Minimal Redundancy Linear Array and Uniform Linear Arrays Beamforming Applications in 5G Smart Devices [PDF]

open access: yes, 2021
Minimum Redundancy Linear Arrays (MRLAs) and Uniform Linear Arrays (ULAs) investigation conducted with the possibility of using them in future 5G smart devices.
Singh, Satyanand
core   +1 more source

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