Results 131 to 140 of about 84,960 (201)

Real‐Time Terrain Traversability Analysis and Mapping for Autonomous Robotics in Dynamic Environments: Fusing Appearance‐ and Geometry‐Based Approaches

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 1719-1738, May 2026.
ABSTRACT This paper presents advanced methodologies for real‐time terrain analysis and mapping in autonomous robotic systems. The focus is on appearance‐based terrain traversability analysis and geometric‐based terrain traceability analysis. In the appearance‐based approach, an enhanced segmentation model using pixel‐based augmentation and 13 unique ...
Semih Beycimen   +2 more
wiley   +1 more source

Sustainable assessment of structures and materials using ground penetrating radar (GPR) [PDF]

open access: yes, 2015
Ground penetrating radar (GPR) is a non-destructive, non-invasive device that can be used to investigate materials in buildings, structures and the ground.
Evans, R
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Why Autonomous Vehicles Are Not Ready Yet: A Multi‐Disciplinary Review of Problems, Attempted Solutions, and Future Directions

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 2254-2341, May 2026.
ABSTRACT Personal autonomous vehicles can sense their surrounding environment, plan their route, and drive with little or no involvement of human drivers. Despite the latest technological advancements and the hopeful announcements made by leading entrepreneurs, to date no personal vehicle is approved for road circulation in a “fully” or “semi ...
Xingshuai Dong   +13 more
wiley   +1 more source

Friction material (metal reinforcement) analysis of brake pad for light rail train system [PDF]

open access: yes, 2016
Brake friction material is very important in braking system where they convert kinetic energy of moving vehicles to thermal energy by friction during braking process. The purpose of this research is to determine the optimal friction materials composition
Abdul Rahman, Abdul Rashid
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Capturing Spatiotemporal and Subgrid Variability in Global Land Surface Albedo Parameterization

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 5, May 2026.
Abstract Accurate surface albedo parameterization is critical for modeling Earth's energy balance. Yet, many schemes rely on static look‐up tables or semi‐empirical formulations that fail to capture spatiotemporal variations and complex radiative interactions. This study develops a physics‐informed machine‐learning parameterization using 19 years (2003–
Akarsh Ralhan, Xin‐Zhong Liang
wiley   +1 more source

Utilization of Buton Granular Asphalt (BGA) as Asphalt and Filler Content Substitution Material – in Asphalt Concrete Mixture- Wearing Course

open access: yesInternational Journal of Current Science Research and Review
Roads are one of the infrastructure that is urgently needed in improving the accessibility of an area and has a crucial role as a connecting infrastructure that facilitates the transportation of people and goods. This road must be able to handle the volume of traffic according to the plan, so planning must ensure smooth transportation.
Hujiyanto, .   +2 more
openaire   +1 more source

The use of crumb rubber in asphalt mixtures using the dry process [PDF]

open access: yes, 2005
The modification process of hot mix asphalts in which crumb rubber is initially mixed with the mineral aggregates before the addition of the binder is known as dry process.
Farias, Márcio Muniz de   +4 more
core  

From Hydraulic Heads to Dollars and Decision: It's Time to Integrate Groundwater in Coastal Risk Assessment

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Sea level rise presents a range of hazards, including rising groundwater tables, salinization, and subsurface flooding, which threaten subsurface infrastructure in coastal communities. Groundwater shoaling inundates basements, tunnels, and utility networks, and mobilizes contaminants, while salinization accelerates corrosion and deteriorates ...
Daniel Gonzalez‐Duque   +7 more
wiley   +1 more source

Nest Predation in the Canarian Houbara Bustard (Chlamydotis undulata fuertaventurae): An Experimental Study Using Artificial Nests

open access: yesEcological Research, Volume 41, Issue 3, May 2026.
We investigated nest predation in the endangered Canarian houbara bustard using 229 artificial nests and camera traps. Ravens were identified as the main predators, and predation rates were influenced by raven density, vegetation cover, stone cover, and road density.
Alberto Ucero   +2 more
wiley   +1 more source

DURABILITY OF ROAD PAVEMENT AGAINST TIDAL INUNDATION [PDF]

open access: yes, 2015
Semarang, as one of cities located on the North Coast of Java Island, experienced tidal inundation for years. The presence of inundation has adverse effect on road infrastructure, especially on coastal arterial roads, which most of them made of mixture
Bagus , Hario Setiadji   +2 more
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