Results 71 to 80 of about 455,156 (214)

Biases in Southern Ocean Precipitation From Shallow Convection: The Role of Cloud Morphology

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Precipitation from marine boundary layer clouds is a critical yet highly uncertain feature of post‐frontal conditions over the Southern Ocean (SO), where shallow convection dominates. This study evaluates whether satellite retrievals (GPM‐IMERG and CloudSat) and reanalysis (ERA5) represent the contrasting precipitation between open and closed ...
T. Alinejadtabrizi   +6 more
wiley   +1 more source

Radar Moving Target Detection in Clutter Background via Adaptive Dual-Threshold Sparse Fourier Transform

open access: yesIEEE Access, 2019
In this paper, an adaptive dual-threshold sparse Fourier transform (ADT-SFT) algorithm is proposed, which enables the application of the SFT and robust SFT (RSFT) to the moving target detection in clutter background.
Xiaohan Yu   +5 more
semanticscholar   +1 more source

Northern Hemisphere Warm Fronts Are Less Efficient at Precipitating Ice Than Their Southern Hemisphere Counterparts

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Using satellite observations, ice water path (IWP), liquid water path (LWP), and surface precipitation across warm frontal regions are examined in the Northern (NH) and Southern (SH) Hemispheres, accounting for the life stages and characteristics of extratropical cyclones (ETCs).
Hanii Takahashi   +2 more
wiley   +1 more source

Sea Clutter Suppression Method Based on Ocean Dynamics Using the WRF Model

open access: yesJournal of Marine Science and Engineering
Sea clutter introduces a significant amount of non-target reflections in the echo signals received by radar, complicating target detection and identification.
Guigeng Li   +4 more
doaj   +1 more source

Clutter modelling and simulation for hypersonic vehicle-borne radar

open access: yesThe Journal of Engineering, 2019
Hypersonic vehicles (HSV) have attracted much attention in recent years because of its military value. The radar system will face more serious clutter problem due to the increasing altitude and velocity.
Mengdi Zhang, Guisheng Liao, Shengqi Zhu
doaj   +1 more source

Analysis of a Pareto Mixture Distribution for Maritime Surveillance Radar

open access: yesJournal of Electrical and Computer Engineering, 2012
The Pareto distribution has been shown to be an excellent model for X-band high-resolution maritime surveillance radar clutter returns. Given the success of mixture distributions in radar, it is thus of interest to consider the effect of Pareto mixture ...
Graham V. Weinberg, Daniel Finch
doaj   +1 more source

Modeling the Amplitude Distribution of Radar Sea Clutter

open access: yesRemote Sensing, 2019
Ship detection in the maritime domain is best performed with radar due to its ability to surveil wide areas and operate in almost any weather condition or time of day.
S. Angélliaume   +2 more
semanticscholar   +1 more source

Low probability of intercept-based distributed MIMO radar waveform design against barrage jamming in signal-dependent clutter and coloured noise

open access: yesIET Signal Processing, 2019
This study investigates the problem of low probability of intercept (LPI)-based distributed multiple-input multiple-output (MIMO) radar waveform design against barrage jamming in signal-dependent clutter and coloured noise.
C. Shi   +3 more
semanticscholar   +1 more source

Overview of Space-Time Adaptive Processing for Airborne Multiple-Input Multiple-Output Radar

open access: yesLeida xuebao, 2015
Multiple-Input Multiple-Output (MIMO) radar is an emerging radar system that is of great interest to military and academic organizations due to its advantages and extensive applications.
Wang Ting, Zhao Yong-jun, Hu Tao
doaj   +1 more source

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   +1 more source

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