Results 101 to 110 of about 1,750,687 (213)

Enhancement of Drone ISAR Imaging Through Isolation and Suppression of Micro-Doppler Effects

open access: yesIEEE Access
Increasing concerns over the use of drones for military or hostile purposes have intensified the demand for effective detection and countermeasures. Although conventional acoustic, thermal, and optical sensors have been extensively explored, active radar
Kyoung-Min Song, Woo-Kyung Lee
doaj   +1 more source

Automated classification of micro-doppler signature

open access: yes, 2017
This report is regarding the Final Year Project A3090-161 on the topic of Automated Classification of Micro-Doppler Signature. It discusses how gait recognition is achieved through the analysis of micro-Doppler features.
Zhao, Dawei
core  

Real-time capable micro-Doppler signature decomposition of walking human limbs

open access: yes, 2022
S.1093-1098Unique micro-Doppler signature (m-D) of a human body motion can be analyzed as the superposition of different body parts m-D signatures. Extraction of human limbs m-D signatures in real-time can be used to detect, classify and track human ...
Schneider, U.   +3 more
core   +1 more source

A New Method for Traffic Participant Recognition Using Doppler Radar Signature and Convolutional Neural Networks

open access: yesSensors
The latest survey results show an increase in accidents on the roads involving pedestrians and cyclists. The reasons for such situations are many, the fault actually lies on both sides.
Błażej Ślesicki, Anna Ślesicka
doaj   +1 more source

Mitral regurgitation and decompensated heart failure in a young pregnant pony mare: An aetiological challenge

open access: yesEquine Veterinary Education, Volume 38, Issue 10, Page e676-e685, October 2026.
Summary A 4‐year‐old, 6‐month pregnant, Welsh pony mare presented with severe acute clinical signs including depression, anorexia, pale mucous membranes, tachycardia with a grade 4/6 holosystolic murmur and moderate expiratory dyspnoea with diffuse wheezes. There was no evidence of placentitis or fetal distress.
M. F. David   +4 more
wiley   +1 more source

Pre‐Incision Time Intervals and Outcomes of Free Flap re‐Exploration: A Retrospective Single‐Center Study

open access: yesMicrosurgery, Volume 46, Issue 6, September 2026.
ABSTRACT Background Timely re‐exploration is critical when free flaps show vascular compromise. However, the relative contribution of modifiable pre‐incision delays after surgery registration and opportunities to shorten time to re‐exploration within the recognition‐to‐incision pathway after flap ischaemia recognition remain uncertain. This study aimed
Alexander Fiedler   +10 more
wiley   +1 more source

Multistatic micro-Doppler radar signatures of personnel targets

open access: yes, 2016
This study extends the theory of the micro-Doppler effect into the multistatic domain, and considers how the multistatic micro-Doppler signature (μ-DS) will affect radar automatic target recognition (ATR).
Griffiths, H D   +3 more
core   +1 more source

Proliferative Sparganosis Due to Spirometra mansoni in a Dog: A Detailed Diagnostic Picture

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
Innumerable small oval cystic structures were identified in the peritoneal cavity of a young dog presenting with abdominal distension and weight gain. A combination of diagnostics confirmed these structures as Spirometra mansoni plerocercoids and established a diagnosis of proliferative sparganosis.
Stephanie Middlemast   +3 more
wiley   +1 more source

The radar signature of the Wind Lens: a less disruptive wind turbine? [PDF]

open access: yes, 2012
We study the radar signature of a new type of wind turbine, named the Wind Lens. This design includes a flanged shroud around the turbine which concentrates the wind flow past the turbine blades and hence improves the efficiency.
H. Griffiths   +9 more
core   +1 more source

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