Zobrazeno 1 - 10
of 1 485
pro vyhledávání: '"Unmanned aerial system"'
Publikováno v:
Eng, Vol 5, Iss 3, Pp 1937-1960 (2024)
Bridges are crucial components of infrastructure networks that facilitate national connectivity and development. According to the National Bridge Inventory (NBI) and the Federal Highway Administration (FHWA), the cost to repair U.S. bridges was recen
Externí odkaz:
https://doaj.org/article/b1ae248fa627431380b0ed158d2047af
Autor:
Leyna R. Stemle, Julie M. Sorfleet, Chelsea L. Moore, Jack T. Christie, Christopher A. Searcy, Betsie B. Rothermel
Publikováno v:
Ecology and Evolution, Vol 14, Iss 11, Pp n/a-n/a (2024)
ABSTRACT Juvenile growth rate is a critical demographic parameter, as it shortens the time to maturity and often dictates how long individuals remain vulnerable to predation. However, developing a mechanistic understanding of the factors determining
Externí odkaz:
https://doaj.org/article/92013b18129a4520804a01dc52b082ee
Autor:
Luisa Beltramone, Vivien De Lucia, Andrea Ermini, Matteo Innocenti, Daniele Silvestri, Andrea Rindinella, Annamaria Ronchitelli, Stefano Ricci, Francesco Boschin, Riccardo Salvini
Publikováno v:
GeoHazards, Vol 5, Iss 2, Pp 457-484 (2024)
This study focuses on slope stability and geological hazard analyses at the Italian Paleolithic site of Grotta Paglicci. The site is characterized by a cave that contains rich archaeological and anthropological finds, spanning various Paleolithic per
Externí odkaz:
https://doaj.org/article/a66408173932407fba62241f6e9beeb7
Autor:
Krzysztof Falkowski, Maciej Kurenda
Publikováno v:
Applied Sciences, Vol 14, Iss 22, p 10424 (2024)
The development of hierarchical structures of unmanned aerial vehicles (UAVs) increases the efficiency of unmanned aerial systems. The grouping of UAVs increases the region of recognition or force of assault. Achieving these requirements is possible
Externí odkaz:
https://doaj.org/article/54bab8ae451748c284c5e85efe7c3ec3
Autor:
Ilaria Petracca, Daniele Latini, Marco Di Giacomo, Fabrizio Niro, Stefania Bonafoni, Fabio Del Frate
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 19487-19502 (2024)
In this work, we address the bidirectional reflectance distribution function (BRDF) characterization of homogeneous surfaces by means of multiangular datasets acquired with an unmanned aerial system (UAS) carrying a multispectral sensor (MAIA) replic
Externí odkaz:
https://doaj.org/article/69b0d8a35b104dde8f1c9fd8cd6cd67b
Publikováno v:
IEEE Access, Vol 12, Pp 106735-106743 (2024)
The detection of foreign object debris (FOD) is a critical safety issue in airport operations. Nowadays, the most advanced detection systems are high frequency radars installed along the runway. In this article, the authors propose a synthetic apertu
Externí odkaz:
https://doaj.org/article/25d38ec36b7f4cceb9b804d8ef1acecc
Publikováno v:
Defence Technology, Vol 30, Iss , Pp 154-160 (2023)
This paper considers a time-constrained data collection problem from a network of ground sensors located on uneven terrain by an Unmanned Aerial Vehicle (UAV), a typical Unmanned Aerial System (UAS). The ground sensors harvest renewable energy and ar
Externí odkaz:
https://doaj.org/article/44086c0aec0541f8b4c13da8f2a3148c
Publikováno v:
Terrestrial, Atmospheric and Oceanic Sciences, Vol 34, Iss 1, Pp 1-12 (2023)
Abstract Traditional indirect georeferencing requires time-consuming and labor-intensive field surveys to obtain ground control points (GCPs), making it challenging to apply in high-risk areas with limited accessibility. This study proposes a novel a
Externí odkaz:
https://doaj.org/article/940bc3cdf965494381b14c0ffb933a6f
Publikováno v:
Agriculture, Vol 14, Iss 11, p 1930 (2024)
The main purpose of this study was to create a prototype of an unmanned aerial system equipped with intelligent hardware and software technologies necessary for surveillance and monitoring the health and growth of crops from orchards with vines and f
Externí odkaz:
https://doaj.org/article/aa06b02df20c4b668548c912f0d4f280
Publikováno v:
Remote Sensing, Vol 16, Iss 21, p 3923 (2024)
This study evaluates the effectiveness of multispectral imaging via Unmanned Aerial Systems (UAS), in combination with advanced digital image processing techniques, for the detection and mapping of archaeological sites within diverse landscapes. The
Externí odkaz:
https://doaj.org/article/d5fedbb5fc6c40c5bf775be4e5949b21