Results 11 to 20 of about 2,637 (215)

Research on Strong Clutter Suppression for Gaofen-3 Dual-Channel SAR/GMTI [PDF]

open access: yesSensors, 2018
In spaceborne synthetic aperture radar (SAR), moving targets are almost buried in ground clutter due to the wide clutter Doppler spectrum and the restricted pulse repetition frequency (PRF), which increases the difficulty of moving target detection ...
Mingjie Zheng, He Yan, Weidong Yu
exaly   +4 more sources

The Impact of Model-Based Clutter Suppression on Cluttered, Aberrated Wavefronts. [PDF]

open access: yesIEEE Trans Ultrason Ferroelectr Freq Control, 2017
Recent studies reveal that both phase aberration and reverberation play a major role in degrading ultrasound image quality. We previously developed an algorithm for suppressing clutter, but we have not yet tested it in the context of aberrated wavefronts.
Dei K, Byram B.
europepmc   +4 more sources

A Sea Clutter Suppression Method Based on Machine Learning Approach for Marine Surveillance Radar

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Marine surveillance radar is widely used in marine monitoring for its ability of observing sea surface all-time and all-weather. However, the radar target detection performance is seriously affected by the existence of sea clutter.
Jifang Pei, Yu Yang, Weibo Huo
exaly   +3 more sources

A Single-Dataset-Based Pre-Processing Joint Domain Localized Algorithm for Clutter-Suppression in Shipborne High-Frequency Surface-Wave Radar [PDF]

open access: yesSensors, 2020
Due to the motion of the platform, the spectrum of first-order sea clutter will widen and mask low-velocity targets such as ships in shipborne high-frequency surface-wave radar (HFSWR).
Liang Guo   +5 more
doaj   +2 more sources

Study on Sea Clutter Suppression Methods Based on a Realistic Radar Dataset

open access: yesRemote Sensing, 2019
To improve the ability of radar to detect targets such as ships with a background of strong sea clutter, different sea-clutter suppression algorithms are developed based on the realistic Intelligent PIxel processing X-band (IPIX) radar datasets, and ...
Zhou Chen, Chen Zhou
exaly   +3 more sources

A Circular Fitting Clutter Suppression Algorithm Based on ISAC for Low Altitude UAVs [PDF]

open access: yesSensors
During the perception process of low-altitude unmanned aerial vehicles (UAVs), interference from strong static clutter generated by the ground and buildings is inevitable.
Qi Liu   +8 more
doaj   +2 more sources

Transductive Radar Clutter Segmentation Network for Ionospheric Inhomogeneity Clutter Suppression

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The ionosphere turbulent motions, detected by radar systems, result in a complex form of ionospheric inhomogeneity clutter. In this article, we introduce transductive radar clutter segmentation network (TRCS-Net), a deep unfolding network architecture ...
Yuanbiao Li, Lei Yu, Yinsheng Wei
doaj   +2 more sources

Sea Clutter Suppression Based on Complex-Valued Neural Networks Optimized by PSD

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Sea clutter suppression plays an important role in improving the estimation accuracy of the motion parameters of moving ships. Based on the chaotic characteristics of sea clutter, a novel sea clutter suppression method based on complex-valued neural ...
Hongling Zhu, Ze Yu, Jindong Yu
exaly   +3 more sources

Ground clutter suppression method based on FNN for dual‐polarisation weather radar

open access: yesJournal of Engineering, 2019
Conventional clutter suppression methods in the field of precipitation detection generally use fixed parameters, resulting in poor clutter suppression in complex weather conditions and regional environments.
Jungong Han
exaly   +3 more sources

Adaptive Clutter Intelligent Suppression Method Based on Deep Reinforcement Learning

open access: yesApplied Sciences (Switzerland)
In the complex clutter background, the clutter center frequency is not fixed, and the spectral width is wide, which leads to the performance degradation of the traditional adaptive clutter suppression method.
Yi Cheng   +3 more
exaly   +3 more sources

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