Results 101 to 110 of about 14,928 (214)

Short-range passive radar for small private airports surveillance [PDF]

open access: yes, 2016
This paper investigates the effectiveness of a passive radar for enhancing the security level in small airports and private runways. Specifically WiFi transmissions are parasitically exploited to perform detection and localization of non-cooperative ...
BONGIOANNI, CARLO   +4 more
core  

Beyond the Usual Suspects: RSV Infection in Patients With Hematological Malignancies Compared to Influenza and SARS‐COV‐2—A Report From the EPICOVIDEHA/EPIRESEHA Registry

open access: yes
American Journal of Hematology, Volume 101, Issue 2, Page 365-375, February 2026.
Jon Salmanton‐García   +95 more
wiley   +1 more source

SR-DNnet: A Deep Network for Super-Resolution and De-Noising of ISAR Images

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Inverse synthetic aperture radar (ISAR) images have become one of the most important pieces of information for airborne and maritime target identification.
Fengkai Liu   +3 more
doaj   +1 more source

An Adversarial Super-Resolution Remedy for Radar Design Trade-offs

open access: yes, 2019
Radar is of vital importance in many fields, such as autonomous driving, safety and surveillance applications. However, it suffers from stringent constraints on its design parametrization leading to multiple trade-offs. For example, the bandwidth in FMCW
armanious   +8 more
core   +1 more source

2-D Coherence Factor for Sidelobe and Ghost Suppressions in Radar Imaging [PDF]

open access: yes, 1956
The coherence factor (CF) is defined as the ratio of coherent power to incoherent power received by the radar aperture. The incoherent power is computed by the multi-antenna receiver based on only the spatial variable.
Li, Shiyong   +4 more
core   +3 more sources

A very efficient RCS data compression and reconstruction technique, volume 4 [PDF]

open access: yes
A very efficient compression and reconstruction scheme for RCS measurement data was developed. The compression is done by isolating the scattering mechanisms on the target and recording their individual responses in the frequency and azimuth scans ...
Burnside, W. D., Tseng, N. Y.
core   +1 more source

Using Polynomial Wigner-Ville Distribution for Velocity Estimation in Remote Toll Applications [PDF]

open access: yes, 2014
International audienceThis letter presents the use of polynomial Wigner- Ville distribution (PWVD) for accurate velocity estimation as used in remote road traffic management applications.
Meric, Stéphane, Pancot, Rébecca
core   +2 more sources

ISAR imaging and motion compensation

open access: yes, 2020
ABSTRACTISAR IMAGING AND MOTION COMPENSATIONKüçükkılıç, TalipM.S., Department of Electrical and Electronics EngineeringSupervisor: Prof. Dr. Gülbin DuralDecember 2006, 167 pagesIn Inverse Synthetic Aperture Radar (ISAR) systems the motion of the target can beclassified in two main categories: Translational Motion and Rotational Motion. Asmall degree of
openaire   +1 more source

ISAR imaging Based on the Empirical Mode Decomposition Time-Frequency Representation

open access: yes, 2016
International audienceThis work proposes an adaptation of the Empirical Mode Decomposition Time-Frequency Distribution (EMD-TFD) to non-analytic complex-valued signals.
Cexus, Jean-Christophe   +4 more
core   +1 more source

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