Results 91 to 100 of about 12,529 (209)

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 ...
Talavage, T. M.   +4 more
core  

Joint Correlations Sparse Bayesian Learning STAP With Prior Knowledge of Clutter Ridge

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Space-time adaptive processing (STAP) based on sparse Bayesian learning (SBL) can significantly improve clutter suppression performance utilizing clutter sparsity.
Junhao Cui, Zhangxin Chen, Jing Liang
doaj   +1 more source

Stap voor stap

open access: yes, 2015
De eerste casus in *Deel 1 Perspectief burger in de rol van partner, ouder, vriend en/of bewoner* uit de casuïstiekbundel *Stilstaan om vooruit te komen*. Deze bundel met casuïstiek uit de praktijk van social work nodigt (toekomstige) professionals en docenten uit om in gezamenlijkheid te reflecteren op de verhalen.
openaire  

Knowledge-Aided STAP approach for bistatic ground moving target imaging

open access: yes, 2017
Clutter heterogeneity caused by cultivation variation of the terrain properties degrades STAP detection performance. In recent years, a priori knowledge sources has been used directly and indirectly for STAP performance improvement.
Gelli, S.   +8 more
core   +1 more source

Local Degree of Freedom of Clutter for Reduced-Dimension Space-Time Adaptive Processing with MIMO Radar

open access: yesInternational Journal of Antennas and Propagation, 2018
Degree of freedom (DOF) of clutter in the reduced-dimension (RD) domain, which is called local DOF (LDOF), is of great importance for RD MIMO-STAP (space-time adaptive processing for multiple-input multiple-output radar) algorithms.
Yiduo Guo, Jian Gong, Yu Xiao
doaj   +1 more source

MIMO‐STAP With Scaling Modification for Limited Snapshots

open access: yes
Multiple‐input multiple‐output (MIMO)‐space‐time adaptive processing (STAP) can effectively reject clutter in airborne radar with superior spatial resolution. Nonetheless, MIMO‐STAP suffers from severe performance decrease due to the large system degrees‐
Chunyu Song   +4 more
core   +1 more source

Performance of two lowrank STAP filters in a heterogeneous noise

open access: yes, 2013
(STAP) problem where the disturbance is modeled as the sum of a Low-Rank (LR) Spherically Invariant Random Vector (SIRV) clutter and a zero-mean white Gaussian noise.
Frédéric Pascal, Guillaume Ginolhac
core  

A partially adaptive STAP algorithm approach to fMRI

open access: yes, 2005
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 ...
Talavage, T M   +2 more
core  

Induction of STAP-1 promotes neurotoxic activation of microglia

open access: yes, 2009
Activated microglia contribute to neurodegenerative processes in the brain and the retina. Via DNA-microarray analysis, we have previously identified Up-regulation of several immune-related genes in the dystrophic retina of retinoschisin-deficient (Rs1h(-
Weigelt, Karin   +5 more
core   +1 more source

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