Results 11 to 20 of about 4,959 (205)

MIMO radar space–time adaptive processing using prolate spheroidal wave functions [PDF]

open access: yesIEEE Transactions on Signal Processing, 2008
In the traditional transmitting beamforming radar system, the transmitting antennas send coherent waveforms which form a highly focused beam. In the multiple-input multiple-output (MIMO) radar system, the transmitter sends noncoherent (possibly ...
Chun-yang Chen   +2 more
core   +4 more sources

Sparse Representation Based Algorithm for Airborne Radar in Beam-Space Post-Doppler Reduced-Dimension Space-Time Adaptive Processing

open access: yesIEEE Access, 2017
An efficient and training-sample-reducing space-time adaptive processing (STAP) algorithm based on sparse representation for ground clutter suppression in airborne radar is proposed in this paper. First of all, the principle and problems of sample matrix
Yiduo Guo, Guisheng Liao, Weike Feng
doaj   +3 more sources

Partially Adaptive STAP Algorithm Approaches to Functional MRI [PDF]

open access: yes, 2009
In this work, the architectures of three partially adaptive STAP algorithms are introduced, one of which is explored in detail, that reduce dimensionality and improve tractability over fully adaptive STAP when used in construction of brain activation ...
Holland, S. K.   +4 more
core   +2 more sources

Reduced-Rank STAP Schemes for Airborne Radar Based on Switched Joint Interpolation, Decimation and Filtering Algorithm [PDF]

open access: yes, 2010
In this paper, we propose a reduced-rank space-time adaptive processing (STAP) technique for airborne phased array radar applications. The proposed STAP method performs dimensionality reduction by using a reduced-rank switched joint interpolation ...
de Lamare, R.C., Fa, R., Wang, L.
core   +1 more source

IMPROVE THE SAFETY OF AIR TRANSPORT, ESPECIALLY IN MILITARIZED TERRAIN, BY USE OF SIDE LOOKING AIRBORNE RADAR AND SPACE TIME ADAPTIVE PROCESSING [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport
The paper explores the potential to enhance aviation safety, particularly in militarized regions, by outfitting aircraft with Side Looking Airborne Radar (SLAR) and employing space-time adaptive processing (STAP) algorithms.
Błażej ŚLESICKI   +2 more
doaj   +1 more source

Knowledge-Aided STAP Using Low Rank and Geometry Properties [PDF]

open access: yes, 2013
This paper presents knowledge-aided space-time adaptive processing (KA-STAP) algorithms that exploit the low-rank dominant clutter and the array geometry properties (LRGP) for airborne radar applications.
de Lamare, Rodrigo C.   +3 more
core   +2 more sources

Non‐stationary clutter suppression method for bistatic airborne radar based on adaptive segmentation and space–time compensation

open access: yesIET Radar, Sonar & Navigation, 2021
Bistatic airborne radar has excellent performance due to the separate transmitter and receiver, but its clutter distribution is usually non‐stationary, which causes the performance of the traditional Space time adaptive processing (STAP) method to fail ...
Yuanyi Xiong, Wenchong Xie
doaj   +1 more source

Clutter Mitigation in Space-based Early Warning Radar Using a Convolutional Neural Network

open access: yesLeida xuebao, 2022
Moving target indication using space-based early warning radar is important in military applications. For the space-based early warning radar, complicated non-stationary clutter characteristics are induced due to the high-speed movement of the radar ...
Keqing DUAN   +3 more
doaj   +1 more source

Multidimensional Low-Rank Filter based on the AU-HOSVD for MIMO STAP [PDF]

open access: yes, 2013
International audienceWe propose in this paper a new low rank filter for MIMO STAP (Multiple Input Multiple Output Space Time Adaptive Processing) based on the AU-HOSVD (Alternative Unfolding Higher Order Singular Value Decomposition). This decomposition
Boizard, Maxime   +5 more
core   +4 more sources

Knowledge-Aided Multichannel Adaptive SAR/GMTI Processing: Algorithm and Experimental Results

open access: yesEURASIP Journal on Advances in Signal Processing, 2010
The multichannel synthetic aperture radar ground moving target indication (SAR/GMTI) technique is a simplified implementation of space-time adaptive processing (STAP), which has been proved to be feasible in the past decades.
Di Wu, Daiyin Zhu, Zhaoda Zhu
doaj   +2 more sources

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