Results 51 to 60 of about 20,918 (256)

Morphodynamics of carbonate beaches in the Yucatán Peninsula

open access: yesCiencias Marinas, 2009
The concept of beach morphodynamics was used to classify the swash zone of carbonate sandy beaches in the central part of the state of Yucatán (Mexico).
A Cuevas-Jiménez, J Euán-Avila
doaj   +1 more source

Modeling bed evolution using weakly coupled phase-resolving wave model and wave-averaged sediment transport model [PDF]

open access: yes, 2016
In this paper, we propose a model for the simulation of the bed evolution dynamics in coastal regions characterized by articulated morphologies.
Cannata, Giovanni   +3 more
core   +1 more source

Artificial Intelligence in Autonomous Mobile Robot Navigation: From Classical Approaches to Intelligent Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence (AI) is reshaping autonomous mobile robot navigation beyond classical pipelines. This review analyzes how AI techniques are integrated into core navigation tasks, including path planning and control, localization and mapping, perception, and context‐aware decision‐making. Learning‐based, probabilistic, and soft‐computing methods
Giovanna Guaragnella   +5 more
wiley   +1 more source

Patrones en las excursiones de swash en dos playas contrastantes: Playas Hollywood y Costa Verde, Colombia

open access: yesDyna, 2018
La zona de swash es la parte de la playa que esta consecutivamente seca y húmeda debido al ascenso y descenso del mar producto del oleaje y la marea. Esta zona es de gran importancia en los sistemas de playas, ya que allí se desarrollan los procesos de ...
Jennifer Montaño-Muñoz   +2 more
doaj   +1 more source

Lidar Observations of the Swash Zone of a Low-Tide Terraced Tropical Beach under Variable Wave Conditions: The Nha Trang (Vietnam) COASTVAR Experiment

open access: yesJournal of Marine Science and Engineering, 2020
A field experiment was conducted at a tropical microtidal intermediate sandy beach with a low tide terrace (Nha Trang, Vietnam) to investigate the short-term swash-zone hydrodynamics and morphodynamics under variable wave conditions.
Luís Pedro Almeida   +14 more
doaj   +1 more source

Study on Dynamic Lubrication Characteristics of the External Return Spherical Bearing Pair under Full Working Conditions

open access: yesMachines, 2022
In order to study the frictional lubrication characteristics of a piston pump under varying loads and speeds in actual work, mathematical models, such as a cylinder dynamics model, cylinder micro-motion model, and external return spherical bearing pair ...
Haishun Deng   +3 more
doaj   +1 more source

Adopting multiview pixel mapping for enhancing quality of holoscopic 3D scene in parallax barriers based holoscopic 3D displays [PDF]

open access: yes, 2014
The Autostereoscopic multiview 3D Display is robustly developed and widely available in commercial markets. Excellent improvements are made using pixel mapping techniques and achieved an acceptable 3D resolution with balanced pixel aspect ratio in lens ...
Abdulfatah, O   +4 more
core   +1 more source

International student agency in academic self‐formation: Mobility as agency situated within knowledge structures

open access: yesBritish Educational Research Journal, EarlyView.
Abstract With growing attention to student agency in academic and policy discourse, international education has become a prominent context for examining how students navigate new cultural, academic, linguistic and social environments. However, much of this discussion attributes student agency to the ‘international’ aspect, while overlooking the ...
Soyoung Lee
wiley   +1 more source

Implementation of the SWASH model into HIDRALERTA system

open access: yesLatin-American Journal of Computing, 2023
Early warning systems are an important tool for local authorities to detect emergency situations in advance and initiate the necessary safety measure.
Anika Manz   +4 more
doaj  

Development of a high stability pointing mechanism for wide application [PDF]

open access: yes, 1982
A recurrent requirement of spaceborne instruments and communications equipment is that of accurate pointing. This need is recognizable in such diverse applications as Star Sensor trimming, Momentum Wheel gimballing, in-orbit adjustment or alignment of ...
Bentall, R. H., Brunnen, A. J. D.
core   +1 more source

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