Results 11 to 20 of about 2,588 (207)

Aspect-Aided Dynamic Non-Negative Sparse Representation-Based Microwave Image Classification [PDF]

open access: yesSensors, 2016
Classification of target microwave images is an important application in much areas such as security, surveillance, etc. With respect to the task of microwave image classification, a recognition algorithm based on aspect-aided dynamic non-negative least ...
Xinzheng Zhang   +5 more
doaj   +3 more sources

Feature Understanding and Target Detection for Sparse Microwave Synthetic Aperture Radar Images

open access: yesLeida xuebao, 2016
Sparse microwave imaging using sparse priors of observed scenes in space, time, frequency, or polarization domain and echo data with sampling rate smaller than the traditional Nyquist rate as well as optimization algorithms for reconstructing the ...
Zhang Zenghui, Yu Wenxian
doaj   +2 more sources

Sparse reconstruction algorithms for nonlinear microwave imaging [PDF]

open access: yes2017 25th European Signal Processing Conference (EUSIPCO), 2017
Publication in the conference proceedings of EUSIPCO, Kos island, Greece ...
Zaimaga, Hidayet   +2 more
openaire   +2 more sources

SAR Change Imaging in the Sparse Transforming Domain Based on Compressed Sensing

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Since compressed sensing (CS) theory broke through the limitation of the traditional Nyquist sampling theory, it has attracted extensive attention in the field of microwave imaging.
Wenjiao Chen   +3 more
doaj   +1 more source

Verification of Complex Image Based Sparse SAR Imaging Method on GaoFen-3 Dataset

open access: yesLeida xuebao, 2020
Sparse signal processing-based Synthetic Aperture Radar (SAR) imaging, also known as sparse SAR imaging, is the main research direction of sparse microwave imaging theory.
BI Hui   +3 more
doaj   +1 more source

CSR-Net: A Novel Complex-Valued Network for Fast and Precise 3-D Microwave Sparse Reconstruction

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
Since the compressed sensing (CS) theory broke through the limitation of the traditional Nyquist sampling theory, it has attracted extensive attention in the field of microwave imaging.
Mou Wang   +7 more
doaj   +1 more source

A Three-Dimensional Microwave Sparse Imaging Approach Using Higher-Order Basis Functions

open access: yesInternational Journal of Antennas and Propagation, 2022
This paper presents a novel method for three-dimensional microwave imaging based on sparse processing. To enforce the sparsity of the unknown function, we take advantage of the fact that arbitrary three-dimensional electromagnetic fields can be ...
Nebojsa Vojnovic   +2 more
doaj   +1 more source

Accelerated Sparse Microwave Imaging Phase Error Compensation Algorithm Based on Combination of SAR Raw Data Simulator and Map-drift Autofocus Algorithm

open access: yesLeida xuebao, 2016
Sparse microwave imaging is new concept, theory and methodology of microwave imaging, which introduces the sparse signal processing theory to microwave imaging and combines them together to overcome the paradox of increasing system complexity and imaging
Zhang Zhe   +3 more
doaj   +1 more source

Application of Optimized Sparse Antenna Array in Near Range 3D Microwave Imaging

open access: yesIEICE Transactions on Communications, 2013
Weixian Tan, Yanping Wang, Wen Hong
exaly   +2 more sources

Compressive sensing and sparse antenna arrays for indoor 3-D microwave imaging [PDF]

open access: yes2017 25th European Signal Processing Conference (EUSIPCO), 2017
Publication in the conference proceedings of EUSIPCO, Kos island, Greece ...
Simon Scott, John Wawrzynek
openaire   +2 more sources

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