Results 11 to 20 of about 32,153 (173)

Predicted Mapping of Seabed Sediments Based on MBES Backscatter and Bathymetric Data: A Case Study in Joseph Bonaparte Gulf, Australia, Using Random Forest Decision Tree

open access: yesJournal of Marine Science and Engineering, 2021
Predictive mapping of seabed sediments based on multibeam bathymetric (BM), and backscatter (BS) data is effective for mapping the spatial distribution of the substrate.
Wei Xu   +3 more
doaj   +1 more source

Precoding in multigateway multibeam satellite systems [PDF]

open access: yes, 2016
This paper considers a multigateway multibeam satellite system with multiple feeds per beam. In these systems, each gateway serves a set of beams (cluster) so that the overall data traffic is generated at different geographical areas.
Joroughi, Vahid   +2 more
core   +3 more sources

Dual-Beam Steerable TMAs Combining AM and PM Switched Time-Modulation

open access: yesSensors, 2022
Wireless sensor networks (WSN) are increasingly requiring directional antennas that not only provide higher capacity, security, transmission range or robustness against interference, but also contribute with smart antenna capabilities such as adaptive ...
Roberto Maneiro-Catoira   +3 more
doaj   +1 more source

Multi-Beam Scanning Electron Microscopy for High-Throughput Imaging in Connectomics Research

open access: yesFrontiers in Neuroanatomy, 2018
Major progress has been achieved in recent years in three-dimensional microscopy techniques. This applies to the life sciences in general, but specifically the neuroscientific field has been a main driver for developments regarding volume imaging.
Anna Lena Eberle, Dirk Zeidler
doaj   +1 more source

A Storage-Saving Quadtree-Based Multibeam Bathymetry Map Representation Method

open access: yesJournal of Marine Science and Engineering, 2023
With the rapid advancement of the simultaneous localization and mapping (SLAM) technology, the collaboration of several autonomous underwater vehicles (AUVs) in large-scale seafloor imaging has become a trending topic. Electromagnetic waves are difficult
Zheng Cong   +9 more
doaj   +1 more source

How Do Continuous High-Resolution Models of Patchy Seabed Habitats Enhance Classification Schemes?

open access: yesGeosciences, 2019
Predefined classification schemes and fixed geographic scales are often used to simplify and cost-effectively map the spatial complexity of nature.
Gustav Kågesten   +3 more
doaj   +1 more source

msemalign: a pipeline for serial section multibeam scanning electron microscopy volume alignment

open access: yesFrontiers in Neuroscience, 2023
Serial section multibeam scanning electron microscopy (ssmSEM) is currently among the fastest technologies available for acquiring 3D anatomical data spanning relatively large neural tissue volumes, on the order of 1 mm3 or larger, at a resolution ...
Paul V. Watkins   +2 more
doaj   +1 more source

Stable Emissions from a Four-Rod Nd:YAG Solar Laser with ±0.5° Tracking Error Compensation Capacity

open access: yesPhotonics, 2023
Conventional solar-pumped lasers rely on expensive and highly accurate solar tracking systems, which present a significant economic barrier to both solar laser research and practical applications.
Miguel Catela   +7 more
doaj   +1 more source

Multibeam bathymetry data of the western part of the Romanche Trench (Equatorial Atlantic)

open access: yesData in Brief, 2021
We present the multibeam bathymetry data of the western part of the Romanche Trench (Equatorial Atlantic) which is the main natural corridor that regulates inflow of Antarctic Bottom Water into the eastern basin of the Atlantic Ocean.
Mariia V. Kapustina   +2 more
doaj   +1 more source

EXPERIMENTAL TRIAL OF USING THE SCIENTIFIC MULTIBEAM ECHOSOUNDER DESIGNED TO DETECT FISH IN A WILD FIELD OF VIEW

open access: yesЮг России: экология, развитие, 2017
Objectives. Experimental trial of using the scientific multibeam echosounder installed on the research vessel “Issledovatel Kaspiya” was conducted in the Caspian Sea with the purpose to detect fish in a wild field of view.Methods.
G. M. Abdurakhmanov   +6 more
doaj   +1 more source

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