Yongbo Zhao
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View article: Anti-interference methods for narrowband and repeater-modulation interference in airborne SAR systems
Anti-interference methods for narrowband and repeater-modulation interference in airborne SAR systems Open
With the advancement of electronic countermeasures, airborne synthetic aperture radar (SAR) systems are facing increasing challenges in maintaining effective performance in hostile environments. In particular, high-power interference can s…
View article: Injury of sonic weapons to human body: A narrative review
Injury of sonic weapons to human body: A narrative review Open
Sonic weapons are non-lethal weapons that some countries around the world are actively developing and equipping in their troop. Its injury to the human body is increasingly valued. Given that previous research on the injury, prevention, an…
View article: Trajectory PHD and CPHD Filters for the Pulse Doppler Radar
Trajectory PHD and CPHD Filters for the Pulse Doppler Radar Open
Different from the standard probability hypothesis density (PHD) and cardinality probability hypothesis density (CPHD) filters, the trajectory PHD (TPHD) and trajectory CPHD (TCPHD) filters employ the sets of trajectories rather than the s…
View article: A belief propagation algorithm based on track‐before‐detect for tracking low‐observable and manoeuvering targets using multiple sensors
A belief propagation algorithm based on track‐before‐detect for tracking low‐observable and manoeuvering targets using multiple sensors Open
It is notoriously challenging work to track an unknown number of low‐observable manoeuvering targets. In this paper, a sequential Bayesian inference method based on the multiple‐model dynamic model and track‐before‐detect measurement (TBD)…
View article: Phase response constrained symbol‐level waveform design for dual‐functional radar‐communication systems
Phase response constrained symbol‐level waveform design for dual‐functional radar‐communication systems Open
In this letter, a novel algorithm is proposed to design symbol‐level waveform for dual‐functional radar‐communication (DFRC) systems with low range sidelobe. Different from current schemes design waveform at the block level, a phase respon…
View article: Beamspace Maximum Likelihood Algorithm Based on Sum and Difference Beams for Elevation Estimation
Beamspace Maximum Likelihood Algorithm Based on Sum and Difference Beams for Elevation Estimation Open
Beamspace super-resolution methods for elevation estimation in multipath environment has attracted significant attention, especially the beamspace maximum likelihood (BML) algorithm. However, the difference beam is rarely used in super-res…
View article: An Effective Multi-Layer Attention Network for SAR Ship Detection
An Effective Multi-Layer Attention Network for SAR Ship Detection Open
The use of deep learning-based techniques has improved the performance of synthetic aperture radar (SAR) image-based applications, such as ship detection. However, all existing methods have limited object detection performance under the co…
View article: Multiple‐model generalised labelled multi‐Bernoulli filter with distributed sensors for tracking manoeuvring targets using belief propagation
Multiple‐model generalised labelled multi‐Bernoulli filter with distributed sensors for tracking manoeuvring targets using belief propagation Open
The multi‐sensor multiple‐model generalised labelled multi‐Bernoulli filter (MS‐MM‐GLMB) is presented for tracking multiple manoeuvring targets. And we develop efficient implementation for computing multi‐target posterior. The proposed imp…
View article: The improved constant false alarm rate detector based on multi‐frame integration for fluctuating target detection in heavy‐tailed clutter
The improved constant false alarm rate detector based on multi‐frame integration for fluctuating target detection in heavy‐tailed clutter Open
In this paper, attention is devoted to the analysis of the detection threshold based on the multi‐frame integration in heavy‐tailed clutter for the radar with high resolution and even smaller grazing angle. The closed‐form expressions of b…
View article: BoxPaste: An Effective Data Augmentation Method for SAR Ship Detection
BoxPaste: An Effective Data Augmentation Method for SAR Ship Detection Open
Data augmentation is a crucial technique for convolutional neural network (CNN)-based object detection. Thus, this work proposes BoxPaste, a simple but powerful data augmentation method appropriate for ship detection in Synthetic Aperture …
View article: A Multi-Frame GLMB Smoothing Based on the Image-Observation Sensor for Tracking Multiple Weak Targets Using Belief Propagation
A Multi-Frame GLMB Smoothing Based on the Image-Observation Sensor for Tracking Multiple Weak Targets Using Belief Propagation Open
The previous multi-frame version of the generalized labeled multi-Bernoulli model (MF-GLMB) only accounts for standard measurement models. It is not suitable for application in the detection and tracking of multiple weak targets (low signa…
View article: Sparsity-Based Two-Dimensional DOA Estimation for Co-Prime Planar Array via Enhanced Matrix Completion
Sparsity-Based Two-Dimensional DOA Estimation for Co-Prime Planar Array via Enhanced Matrix Completion Open
In this paper, the two-dimensional (2-D) direction-of-arrival (DOA) estimation problem is explored for the sum-difference co-array (SDCA) generated by the virtual aperture expansion of co-prime planar arrays (CPPA). Since the SDCA has hole…
View article: A Generalized Labeled Multi-Bernoulli Filter Based on Track-before-Detect Measurement Model for Multiple-Weak-Target State Estimate Using Belief Propagation
A Generalized Labeled Multi-Bernoulli Filter Based on Track-before-Detect Measurement Model for Multiple-Weak-Target State Estimate Using Belief Propagation Open
In this paper, we propose the specific recursion formula for the generalized labeled multi-Bernoulli filter based on the track-before-detect strategy (GLMB-TBD) using a belief propagation algorithm. The proposed method aims to track multip…
View article: Beamspace Scene Classification Algorithm for Low-Angle Estimation in MIMO Radar
Beamspace Scene Classification Algorithm for Low-Angle Estimation in MIMO Radar Open
This paper discusses the issue of low-angle estimation in multiple-input, multiple-output (MIMO) radar. Due to the low amount of data transmission, storage, and computation required for beamspace super-resolution algorithms in low-angle es…
View article: Incoherent Integration Detection Method of Airborne Phased Array Radar in a Multipath Environment
Incoherent Integration Detection Method of Airborne Phased Array Radar in a Multipath Environment Open
Airborne phased array radar (PAR) suffers from multipath problems when flying over a calm sea surface. The existence of a multipath phenomenon will cause the electromagnetic echo of the same target to be reflected back to the airborne PAR …
View article: Sum and Difference Beamspace Domain Refined Maximum Likelihood Algorithm for Elevation Estimation in Multipath Environment
Sum and Difference Beamspace Domain Refined Maximum Likelihood Algorithm for Elevation Estimation in Multipath Environment Open
Beamspace domain super-resolution methods for elevation estimation in multipath environment has attracted significant attention. However, the difference beam is rarely used in super-resolution methods, especially in low elevation estimatio…
View article: Direction of arrival estimation of airborne multiple‐input multiple‐output radar in multipath environment
Direction of arrival estimation of airborne multiple‐input multiple‐output radar in multipath environment Open
Airborne multiple‐input multiple‐output (MIMO) radar can transmit orthogonal waveforms to increase the range of the detection target. However, in a multipath environment, airborne MIMO radar also has energy radiated to the target through m…
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View article: Low-angle estimation using frequency-agile refined maximum likelihood algorithm based on optimal fusion
Low-angle estimation using frequency-agile refined maximum likelihood algorithm based on optimal fusion Open
Low elevation estimation, which has attracted wide attention due to the presence of specular multipath, is essential for tracking radars. Frequency agility not only has the advantage of strong anti-interference ability, but also can enhanc…
View article: Joint design of transmit beamspace and reduced‐dimension receiver filter for MIMO radar STAP
Joint design of transmit beamspace and reduced‐dimension receiver filter for MIMO radar STAP Open
In this article, the problem of the transmit beamspace (TB) matrix design in multiple‐input multiple‐output (MIMO) radar is considered. To reduce the computational burden and to focus the energy within optimal spatial sector, a joint desig…
View article: STAP method based on atomic norm minimization with array amplitude-phase error calibration
STAP method based on atomic norm minimization with array amplitude-phase error calibration Open
In this paper, a space-time adaptive processing (STAP) method is proposed for the airborne radar with the array amplitude-phase error considered, which is based on atomic norm minimization (ANM). In the conventional ANM-based STAP method, …
View article: Short-range clutter suppression method combining oblique projection and interpolation in airborne CFA radar
Short-range clutter suppression method combining oblique projection and interpolation in airborne CFA radar Open
The airborne conformal array (CFA) radar's clutter ridges are range-modulated, which result in a bias in the estimation of the clutter covariance matrix (CCM) of the cell under test (CUT), further, reducing the clutter suppression performa…
View article: Investigation of Lade‐Kim Plastic Potential Applicability under Various Stress Paths for Rockfill Materials
Investigation of Lade‐Kim Plastic Potential Applicability under Various Stress Paths for Rockfill Materials Open
The dilatancy behavior of rockfill materials shows obvious stress path dependence. Lade‐Kim plastic potential equation has been proposed for a long time to model the mechanical behavior of sand and concrete materials. However, it lacks the…
View article: Novel DOAs estimation method based on Doppler aided Chinese remainder theorem with all phase DFT for multiple targets in sparse array
Novel DOAs estimation method based on Doppler aided Chinese remainder theorem with all phase DFT for multiple targets in sparse array Open
In this study, the authors take further insight into the sparse geometry which offers a larger array aperture than uniform linear array with the same number of physical sensors. A novel direction of arrivals (DOAs) estimation model with fl…
View article: Adaptive Bayesian Detection for MIMO Radar in Gaussian Clutter
Adaptive Bayesian Detection for MIMO Radar in Gaussian Clutter Open
For collocated Multiple-Input Multiple-Output (MIMO) radar, we investigate the target detection problem in Gaussian clutter with an unknown but random covariance matrix. An inverse complex Wishart distribution is chosen as prior knowledge …
View article: Tracking Algorithms Aided by the Pose of Target
Tracking Algorithms Aided by the Pose of Target Open
The traditional target tracking algorithms have utilized the information on the target position. With the development of radar high-resolution technology, it is possible to obtain the pose of target. In this paper, two target tracking algo…
View article: Transmit Beamspace-Based Unitary Parallel Factor Method for DOD and DOA Estimation in Bistatic MIMO Radar
Transmit Beamspace-Based Unitary Parallel Factor Method for DOD and DOA Estimation in Bistatic MIMO Radar Open
In this paper, a novel transmit beamspace (TB)-based unitary parallel factor (PARAFAC) algorithm is proposed for direction-of-departure (DOD) and direction-of-arrival estimation in bistatic multiple-input multiple-output (MIMO) radar. A mo…
View article: Two‐dimensional DOA estimation algorithm with co‐prime array via sparse representation
Two‐dimensional DOA estimation algorithm with co‐prime array via sparse representation Open
A two‐dimensional (2D) direction‐of‐arrival estimation algorithm is proposed with the co‐prime array based on the sparse representation framework. By constructing a cross‐correlation matrix of the received signals, the array aperture is ex…