Results 11 to 20 of about 1,340,145 (390)

Editorial for the Special Issue “Review of Application Areas of GPR”

open access: yesRemote Sensing, 2023
Ground-penetrating radar (GPR) started as a radio echo sounding technology during the second half of the last century, but it is now a well-established and widely adopted technology for producing high-resolution images of subsurface [...]
Federico Lombardi   +2 more
doaj   +1 more source

Reducing the residual error of multibeam sounding data through empirical mode decomposition based on cubic Bessel interpolation

open access: yesJournal of Algorithms & Computational Technology, 2021
The systematic residual errors present in multibeam echo-sounding data cause the areas of overlap between adjacent swaths to become distorted. A method is proposed in this paper to reduce the residual error of multibeam sounding data through empirical ...
Jialong Sun   +4 more
doaj   +1 more source

Radio-frequency probes of Antarctic ice at South Pole [PDF]

open access: yesThe Cryosphere, 2013
Using hardware developed for the ARA (Askaryan Radio Array) particle astrophysics experiment, we herein report on the amplitude and temporal characteristics of polarized surface radar echo data collected in South Polar ice using radio sounding equipment ...
D. Besson, I. Kravchenko
doaj   +1 more source

Active hydrothermal vents in the Woodlark Basin may act as dispersing centres for hydrothermal fauna

open access: yesCommunications Earth & Environment, 2022
La Scala Vent Field, near the Solomon Islands in the Pacific Ocean, comprises diffuse vents and vigorous black smokers and hosts large beds of stalked barnacles and bacterial mats at vent peripheries, according to ship-borne multi-beam echo sounding and ...
Cédric Boulart   +27 more
doaj   +1 more source

Detection of suspended macroplastics using acoustic doppler current profiler (ADCP) echo

open access: yesFrontiers in Earth Science, 2023
Plastic pollution has become an enormous environmental problem, endangering ecosystems, livelihoods, safety and human health. Large quantities of plastics are trapped in or transported by rivers.
Anouk Boon   +4 more
doaj   +1 more source

Oceanographic and underwater acoustics research : conducted during the period 1 November 1960 - 30 April 1961 [PDF]

open access: yes, 1961
Digital computing techniques have been used in special computing applications in underwater acoustics at WHOI for many years, but recently we have commenced intensive application of digital data handling and computing facilities to a variety of computing,
Woods Hole Oceanographic Institution, /
core   +1 more source

Removal of ‘strip noise’ in radio-echo sounding data using combined wavelet and 2-D DFT filtering

open access: yesAnnals of Glaciology, 2019
Radio-echo sounding (RES) can be used to understand ice-sheet processes, englacial flow structures and bed properties, making it one of the most popular tools in glaciological exploration.
Bangbing Wang   +9 more
semanticscholar   +1 more source

Radio echo sounding survey along the profile of the JARE-43 seismic exploration on the Mizuho Plateau, East Antarctica

open access: yesAntarctic Record, 2003
A seismic exploration was conducted in the austral summer of 2001-2002 by the 43rd Japanese Antarctic Research Expedition (JARE-43) on the Mizuho Plateau, East Antarctica.
Masamitsu Takada   +4 more
doaj   +1 more source

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