Results 51 to 60 of about 4,217 (188)

Plot‐level satellite imagery can substitute for UAVs in assessing maize phenotypes across multistate field trials

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Maize plays a key role in agricultural profitability and food security on six continents. Successful efforts to breed higher‐yielding maize varieties depend on replicated yield trials in many environments. Capturing in‐season data can help improve and accelerate the development of regionally adapted hybrids, but collecting these data can be impractical
Nikee Shrestha   +16 more
wiley   +1 more source

Polygon Mesh Generation of Branching Structures [PDF]

open access: yes, 2005
We present a new method for producing locally non intersecting polygon meshes of naturally branching structures. The generated polygon mesh follows the object's underlying structure as close as possible, while still producing polygon meshes that can be visualized efficiently on commonly available graphic acceleration hardware.
Jo Skjermo, Ole Christian Eidheim
openaire   +2 more sources

Differential reflectivity columns and hail: Linking C‐band radar‐based estimated column characteristics to crowdsourced hail observations in Switzerland

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Differential reflectivity columns (ZDRC$$ {Z}_{\mathrm{DR}}C $$) have been detected automatically on a composite of radar data derived from five operational C‐band dual‐polarization Doppler weather radars in Switzerland. The characteristics of the detected ZDRC$$ {Z}_{\mathrm{DR}}C $$ are linked to a large sample of 173,000 crowdsourced hail ...
Martin Aregger   +3 more
wiley   +1 more source

A Framework to Enable Eco‐Cyber‐Physical Systems for Robotics‐Focused Digital Twins in Smart Farming

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT This paper introduces the R‐ECPS (Robotics‐focused Eco‐Cyber‐Physical System) framework for the development of robotics‐enabled digital twins, integrating human knowledge into the decision‐making process. Our framework adapts ECPS and Digital Twin (DT) definitions to agricultural field robotics.
Fiorella Sibona   +7 more
wiley   +1 more source

Modeling Changes in Flow Dynamics From the Restoration of a Distributary Slough Along a Large Floodplain River

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Sloughs are slow‐moving or still water systems that serve as an important ecosystem component connecting rivers and floodplains such as the Apalachicola River in northwest Florida. However, sloughs of the Apalachicola River have become hydrologically disconnected from the mainstem due to the impact of failed navigation projects such as channel
Love Kumar   +6 more
wiley   +1 more source

Near‐Infrared Emission Perovskites for Multifunctional Bioimaging

open access: yesSmall Science, EarlyView.
Currently, the acquisition of information inside living organisms is highly dependent on a variety of photodetectors with different response ranges, for which a near‐infrared‐emitting perovskite material has been designed that exhibits excellent performance under both UV and X‐ray irradiation, enabling multimodal imaging of biological tissues with only
Tianchi Wang   +9 more
wiley   +1 more source

Self‐Assembly of Quantum‐Confined CsPbBr3 Perovskite Nanocrystals into Rhombic, Frame, and Rectangular Superlattices

open access: yesSmall Structures, EarlyView.
Luminescent quantum‐confined perovskite nanocrystals self‐assemble into various superlattice shapes: rhombic, rectangular, and hollow frames. The self‐assembly conditions, nanocrystals, and superlattices are studied with optical and electron microscopies and X‐ray nanodiffraction to identify the origin of different shapes.
Matheus Gomes Ferreira   +10 more
wiley   +1 more source

Citizen science project on urban canids provides different results from camera traps but generates interest and revenue

open access: yesWildlife Biology, EarlyView.
As urbanization increases, wildlife increasingly encounters people. Coyotes Canis latrans and red foxes Vulpes vulpes are two canid species that have readily adapted to urban environments. Citizen science has emerged as a low‐cost method of collecting data on urban‐adapted species that can benefit management agencies but may provide different results ...
Neville F. Taraporevala   +2 more
wiley   +1 more source

Documenting den characteristics of bears and wolves in the Greater Yellowstone Ecosystem using LIDAR technology

open access: yesWildlife Society Bulletin, EarlyView.
Previous studies have documented den site characteristics through physical measurements recorded by researchers in the field. Using the light detection and ranging (LiDAR) sensor onboard an Apple iPad Pro, we scanned the interior of black and grizzly bear dens (n = 9) located in the Greater Yellowstone Ecosystem (GYE) to generate point clouds of den ...
Tyler J. Brasington   +3 more
wiley   +1 more source

Cs4Ca[Si8O19]: a new mixed tetrahedral–octahedral oxosilicate, its topological features and comparison with other interrupted framework silicates

open access: yesActa Crystallographica Section B, EarlyView.
The crystal structure of the mixed tetrahedral–octahedral framework silicate Cs4Ca[Si8O19] has been solved. A topological analysis of the present compound and other interrupted framework silicates is presented.Single crystals of a previously unknown caesium calcium silicate with the composition Ca4Ca[Si8O19] have been obtained during a systematic study
Volker Kahlenberg
wiley   +1 more source

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