Results 11 to 20 of about 2,096 (176)

Delivery of Pleckstrin-Homology Domains Suppresses PI3K/Akt Signaling and Breast Cancer Metastasis. [PDF]

open access: yesAdv Sci (Weinh)
Current therapies curb tumor growth but not metastasis. Obscurin, a giant metastasis suppressor lost in breast cancer, restrains PI3K/Akt signaling but is impractical to restore. We deploy a mini‐obscurin, comprising the obscurin‐PH‐domain, which sequesters PI3K‐p85, potently suppressing invasion and metastasis.
Eason M   +12 more
europepmc   +2 more sources

Improved Dimension-Reduced Structures of 3D-STAP on Nonstationary Clutter Suppression for Space-Based Early Warning Radar

open access: yesRemote Sensing, 2022
By introducing degrees of freedom (DOFs) in elevation, the elevation-azimuth-Doppler three-dimensional space–time adaptive processing (3D-STAP) methods have better performance when suppressing the nonstationary clutter caused by the Earth’s rotation in ...
Zhihao Wang   +4 more
doaj   +1 more source

Training sample selection for space–time adaptive processing based on multi-frames

open access: yesThe Journal of Engineering, 2019
As training samples are not identically distributed with cell under test (CUT) in heterogeneous environments, the performance of space–time adaptive processing (STAP) to suppress clutter degrades. To improve the performance of STAP, this study proposes a
Chenxiao Zhang   +3 more
doaj   +1 more source

Multi-Resolution STAP for Enhanced Ultra-Low-Altitude Target Detection

open access: yesRemote Sensing, 2021
In this paper, an ultra-low-altitude target (ULAT) detection approach, referred to as the multi-resolution space-time adaptive processing (STAP), is proposed to enhance the target detection performance in a missile-borne radar system.
Haodong Li   +5 more
doaj   +1 more source

Knowledge‐aided block sparse Bayesian learning STAP for phased‐array MIMO airborne radar

open access: yesIET Radar, Sonar & Navigation, 2021
The phased‐array multiple‐input multiple‐output (PA‐MIMO) airborne radar faces more severe sample shortage problem than the conventional PA radar. Hence, it suffers from severe performance degradation when it adopts the traditional space‐time adaptive ...
Ning Cui   +3 more
doaj   +1 more source

Polarisation-space-time adaptive processing for heterogeneous clutter suppression of airborne-phased array radar

open access: yesThe Journal of Engineering, 2019
Conventional space-time adaptive processing (STAP) achieves clutter suppression by combining spatial signals and the temporal pulses. However, extreme slow-moving target cannot be effectively detected by space-time joint filtering in ambiguous and non ...
Yuze Sun, Jian Yang, Xiaopeng Yang
doaj   +1 more source

Expression of signal-transducing adaptor protein-1 attenuates experimental autoimmune hepatitis via down-regulating activation and homeostasis of invariant natural killer T cells.

open access: yesPLoS ONE, 2020
ObjectiveSignal-transducing adaptor protein (STAP) family members function as adaptor molecules and are involved in several events during immune responses. Notably however, the biological functions of STAP-1 in other cells are not known.
Jun-Ichi Kashiwakura   +12 more
doaj   +1 more source

The Study of the Possibility of Applying Parallel Programming to the Algorithms of Space-Time Adaptive Processing [PDF]

open access: yesProblemy Mechatroniki, 2022
The article presents the description, assumptions and subsequent steps of the space-time adaptive processing (STAP) algorithms used as a signal processing tool in radars.
Błażej ŚLESICKI   +2 more
doaj   +1 more source

STAP dance [PDF]

open access: yesThe EMBO Journal, 2014
Systematic image screening at EMBO Press uncovers many problems, most of which can be resolved. Standardized pre-publication image screening would make for a more reliable literature. Flagging putative image manipulation post-publication remains an important control mechanism, but must not fall victim to an overzealous response.
openaire   +2 more sources

Phase-Only Space-Time Adaptive Processing

open access: yesIEEE Access, 2021
Space-time adaptive processing (STAP) is a well-known and effective method to detect targets, obscured by interference, from airborne radars that works by coherently combining signals from a phased antenna array (spatial domain) with multiple radar ...
Luca Pallotta   +3 more
doaj   +1 more source

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