Results 91 to 100 of about 44,514 (243)

Pickin' up good vibrations: a systematic review of footfall detection and analysis in the realm of wildlife surveying

open access: yesWildlife Biology, EarlyView.
Exploration of new wildlife surveying methodologies that leverage advances in sensor technology and machine learning has led to tentative research into the application of seismology techniques. This, most commonly, involves the deployment of a footfall trap – a seismic sensor and data logger customised for wildlife footfall.
Benjamin J. Blackledge   +4 more
wiley   +1 more source

Landslide monitoring using airborne laser scanning on the example of a ski resort on Sakhalin Island

open access: yesИзвестия Томского политехнического университета: Промышленная кибернетика
The article presents the results of monitoring landslide processes in the area of a ski resort located near the city of Yuzhno-Sakhalinsk on Sakhalin Island.
Maksim Yu. Baborykin
doaj   +1 more source

Airborne photogrammetry and LIDAR for DSM extraction and 3D change detection over an urban area : a comparative study [PDF]

open access: yes, 2013
A digital surface model (DSM) extracted from stereoscopic aerial images, acquired in March 2000, is compared with a DSM derived from airborne light detection and ranging (lidar) data collected in July 2009.
De Maeyer, Philippe   +4 more
core   +1 more source

Internal physiological drivers of leaf development in trees: Understanding the relationship between non‐structural carbohydrates and leaf phenology

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plant phenology is crucial for understanding plant growth and climate feedback. It affects canopy structure, surface albedo, and carbon and water fluxes. While the influence of environmental factors on phenology is well‐documented, the role of plant intrinsic factors ...
Yunpeng Luo   +8 more
wiley   +1 more source

As above, so below: A perspective into the application of land‐forest monitoring methods for the assessment of marine animal forests

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Marine animal forests (MAFs) are benthic ecosystems dominated by vertically structuring filter‐ and suspension‐feeders. As terrestrial forests, they are considered biodiversity hotspots, forming canopies, serving as a refuge, nursery, reproduction and feeding shelters for many species.
Torcuato Pulido Mantas   +9 more
wiley   +1 more source

Airborne LiDAR for DEM generation: some critical issues [PDF]

open access: yes, 2008
Airborne LiDAR is one of the most effective and reliable means of terrain data collection. Using LiDAR data for DEM generation is becoming a standard practice in spatial related areas.
Liu, Xiaoye
core   +2 more sources

Debris at the edge: sedimentological dynamics of Hintereisferner's evolving terminus and glacial forefield, Austrian Alps

open access: yesBoreas, EarlyView.
The interaction between glaciers and the debris accumulating on their surfaces is critical as the Earth warms, with consequences for ice dynamics, hydrology and mass balance together with slope and sedimentary processes. Understanding this interaction is necessary since it influences ablation rates, sediment and meltwater pathways.
Paulina Mejías Osorio   +5 more
wiley   +1 more source

Another dimension from LiDAR – Obtaining foliage density from full waveform data [PDF]

open access: yes, 2011
LiDAR tells the user where surfaces are, not what they are. In this study we investigate the potential for waveform LiDAR to provide more information on the nature of the returns over forestry. Waveform LiDAR was acquired for ten Pinus radiata plots in a
Adams, Thomas   +2 more
core   +1 more source

A Survey of Methods for Constructing 3D Urban Models From Point Clouds

open access: yesComputer Graphics Forum, EarlyView.
The survey outlines a general process for constructing 3D models from point clouds and categorizes the methods based on their use of templates, basic surface primitives, hybrid approaches, or linear primitives. Additionally, the survey reviews the datasets and benchmarks that are essential for testing and training the developed methods.
Chiara Romanengo   +5 more
wiley   +1 more source

A Review of Current Systems, Materials, and Protocols for 3D‐Printed Splints, Crowns, and Dentures

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objectives To summarize and synthesize evidence‐based conclusions on optimal three‐dimensional (3D) printing technologies, materials, and clinical protocols for splints, crowns, and dentures. Overview In resin vat printing, stereolithography (SLA) offers superior surface finish, while liquid crystal display (LCD) and digital light processing ...
Pouya Sabanik   +5 more
wiley   +1 more source

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