Results 81 to 90 of about 48,067 (197)

Data management, chapter 5, part C [PDF]

open access: yes
The data management for a spacecraft radar was defined in terms of an end-to-end data system, which performs the following three functions: (1) sampling and compaction of data onboard the spacecraft, (2) manipulation of radar data on the ground and (3 ...

core   +1 more source

SAR ATR with full-angle data augmentation and feature polymerisation

open access: yesThe Journal of Engineering, 2019
Utilising neural networks to learn and extract valuable features has achieved satisfactory performance for synthetic aperture radar automatic target recognition (SAR ATR).
Yikui Zhai   +10 more
doaj   +1 more source

Radar Constant-Modulus Waveform Optimization for High-Resolution Range Profiling of Stationary Targets

open access: yesSensors, 2017
The high-resolution range (HRR) profile is an important target signature in many applications (e.g., automatic target recognition), and the radar HRR profiling performance is highly dependent on radar transmitted waveforms. In this paper, we consider the
Wenzhen Yue, Lin Li, Yu Xin, Tao Han
doaj   +1 more source

Radar HRRP Modeling using Dynamic System for Radar Target Recognition [PDF]

open access: yes, 2014
High resolution range profile (HRRP) is being known as one of the most powerful tools for radar target recognition. The main problem with range profile for radar target recognition is its sensitivity to aspect angle. To overcome this problem, consecutive
Ajorloo, A.   +3 more
core  

Frequency Characteristics Guided Network for Few-Shot SAR Target Recognition

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Contemporary research in synthetic aperture radar (SAR) automatic target recognition (ATR) reveals that few-shot learning algorithms can attain exceptional classification accuracy through training paradigms employing several hundred to thousands of ...
Fei Gao   +5 more
doaj   +1 more source

ARTMAP-FTR: A Neural Network for Object Recognition Through Sonar on a Mobile Robot [PDF]

open access: yes, 1998
ART (Adaptive Resonance Theory) neural networks for fast, stable learning and prediction have been applied in a variety of areas. Applications include automatic mapping from satellite remote sensing data, machine tool monitoring, medical prediction ...
Carpenter, Gail A.   +2 more
core   +1 more source

Space shuttle search and rescue experiment using synthetic aperture radar [PDF]

open access: yes
The feasibility of a synthetic aperture radar for search and rescue applications was demonstrated with aircraft experiments. One experiment was conducted using the ERIM four-channel radar and several test sites in the Michigan area.
Larson, R. W.   +2 more
core   +1 more source

Automatic target recognition using passive bistatic radar signals

open access: yes, 2013
We present the design, development, and test of three novel, distinct automatic target recognition (ATR) systems for the recognition of airplanes and, more specifically, non- cooperative airplanes, i.e. airplanes that do not provide information when interrogated, in the framework of passive bistatic radar systems. Passive bistatic radar systems use one
openaire   +1 more source

Technical Workshop: Advanced Helicopter Cockpit Design [PDF]

open access: yes
Information processing demands on both civilian and military aircrews have increased enormously as rotorcraft have come to be used for adverse weather, day/night, and remote area missions.
Callas, G. P., Hemingway, J. C.
core   +1 more source

NASA Automated Rendezvous and Capture Review. Executive summary [PDF]

open access: yes
In support of the Cargo Transfer Vehicle (CTV) Definition Studies in FY-92, the Advanced Program Development division of the Office of Space Flight at NASA Headquarters conducted an evaluation and review of the United States capabilities and state-of-the-

core   +1 more source

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