Extension of sound field separation technique based on the equivalent source method in a sparsity framework
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.10.050
Abstract: Abstract The equivalent source method (ESM)-based sound field separation technique has been successfully introduced into near-field acoustic holography as a preprocessing tool to eliminate the influence of disturbing sources or reflections from the opposite side… read more here.
Keywords: field; separation; equivalent source; source ... See more keywords
Sound field reconstruction with sparse sampling and the equivalent source method
Sign Up to like & getrecommendations! Published in 2018 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2018.02.031
Abstract: Abstract The equivalent source method is reformulated under the compressive sensing framework for tackling with the spatially extended sound source. The sound field to be reconstructed is first modeled using the equivalent source method according… read more here.
Keywords: source method; sparse sampling; source; sound field ... See more keywords
Investigation of acoustic transmission beneath a railway vehicle by using statistical energy analysis and an equivalent source model
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.107296
Abstract: Abstract An approach is presented for modelling the noise propagation beneath the train floor and this is applied to rolling noise sources. It is assumed that the sound incident on the train floor is made… read more here.
Keywords: train floor; beneath; equivalent source; source model ... See more keywords
A modeling method for equivalent source adopting volume structure technique in FDTD
Sign Up to like & getrecommendations! Published in 2020 at "AIP Advances"
DOI: 10.1063/5.0013131
Abstract: The equivalent source is a widely used approach for simulating hybrid electromagnetic (EM) field-circuit problems. In this approach, three techniques, e.g., the wire, surface, and volume structure, can be employed for embedding lumped circuits into… read more here.
Keywords: equivalent source; volume structure; structure technique; structure ... See more keywords
Gradient-boosted equivalent sources
Sign Up to like & getrecommendations! Published in 2021 at "Geophysical Journal International"
DOI: 10.1093/gji/ggab297
Abstract: The equivalent source technique is a powerful and widely used method for processing gravity and magnetic data. Nevertheless, its major drawback is the large computational cost in terms of processing time and computer memory. We… read more here.
Keywords: boosted equivalent; equivalent source; gradient; equivalent sources ... See more keywords
A Cylindrical Equivalent Source-Based Physical Optics Method for Rapid Analysis of Airborne Radomes
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3207159
Abstract: The physical optics (PO) method treats the outer surface of airborne radomes in front of antennas as a secondary source region when analyzing the electromagnetic performance. The effective reduction of the secondary source region can… read more here.
Keywords: equivalent source; airborne radomes; optics; source ... See more keywords
Fast Simulation of Vehicular Antennas for V2X Communication Using the Sparse Equivalent Source Model
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2019.2913659
Abstract: Electrical modeling of vehicular antennas is required for design of modern vehicle-to-everything communication networks. However, full-wave modeling and the existing equivalent source methods still ask for long computation time. To address this issue, a fast… read more here.
Keywords: equivalent source; vehicular antennas; source model; sparse equivalent ... See more keywords
Nested Equivalent Source Approximation for the Modeling of Penetrable Bodies
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2016.2632518
Abstract: A multiregion nested equivalent source approximation (NESA) is presented for the fast analysis of electromagnetic scattering by piecewise homogeneous media. NESA was introduced for the analysis of metallic problems at low and moderate frequencies, and… read more here.
Keywords: nested equivalent; tex math; equivalent source; penetrable bodies ... See more keywords
Equivalent-Source Acoustic Holography for Projecting Measured Ultrasound Fields Through Complex Media
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2018.2861895
Abstract: Holographic projections of experimental ultrasound measurements generally use the angular spectrum method or Rayleigh integral, where the measured data are imposed as a Dirichlet boundary condition. In contrast, full-wave models, which can account for more… read more here.
Keywords: source acoustic; acoustic holography; source; complex media ... See more keywords
Optimization of Equivalent Source Configuration for an Independent-Equivalent Source Method in Half-Space Sound Field
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/6029393
Abstract: In the situation that vibrating objects are located above a reflecting plane, an independent-equivalent source method (I-ESM) regards the reflections due to the plane as being radiated by equivalent sources placed under the plane and… read more here.
Keywords: source method; source; independent equivalent; equivalent source ... See more keywords
A fast equivalent source method for airborne gravity gradient data
Sign Up to like & getrecommendations! Published in 2019 at "GEOPHYSICS"
DOI: 10.1190/geo2018-0366.1
Abstract: Airborne gravity gradiometry measures several gravity gradient components unlike conventional gravimetry taking only the vertical gravity component into account. However, processing of multicomponent airborne gravity gradient (AGG) data without corrupting their internal consistency is often… read more here.
Keywords: gravity; gravity gradient; equivalent source; airborne gravity ... See more keywords