Results 121 to 130 of about 4,506,437 (297)

Solar Radiation Partitioning and Surface Albedo Parameterization in the Hinterland of Taklimakan Desert

open access: yesAdvances in Meteorology, 2019
Surface albedo is one of the key parameters of land surface radiation and energy balance. As surface albedoes for visible and near-infrared solar radiation are quite different, solar radiation partitioning is important to parameterize the total surface ...
Chunlei Meng, Huoqing Li
doaj   +1 more source

Tailoring Model‐Based Systems Engineering for Sub‐100 g PlanarSats: A Power‐First View Stack

open access: yesSystems Engineering, EarlyView.
ABSTRACT This paper addresses how to apply model‐based systems engineering (MBSE) to ultrasmall planar satellites under severe power and resource constraints. PlanarSats are sub‐100‐gram spacecraft built as single printed‐circuit boards where the same surface must host both electronics and solar cells, so power generation, geometry, and component ...
Mehmet Şevket Uludaǧ   +1 more
wiley   +1 more source

Evaluation of surface albedo products from ERA5, JRA-55, MERRA-2, and CERES-EBAF on the Tibetan Plateau: insights from in-situ observations and MODIS data

open access: yesInternational Journal of Digital Earth
Land surface albedo is essential for comprehending energy budget and climate effects. However, significant discrepancies exist in various albedo datasets, primarily due to variations in the surface data and simulation models employed. This study assessed
Guojin Pang   +6 more
doaj   +1 more source

A validated 3D point‐cloud analysis workflow for the creation of seagrass canopy height models

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Seagrasses support highly productive ecosystems in both temperate and tropical waters and provide essential ecosystem services. Despite their importance, the vertical structure of seagrasses (i.e. the canopy) remains poorly characterised at the microscale, even though it is a strong predictor of ecological processes that influence both ...
Daniele Ventura
wiley   +1 more source

Snow cover and surface albedo in Estonia

open access: yesMeteorologische Zeitschrift, 2000
The paper reviews the investigations into snow cover and surface albedo in Estonia. The albedo has been determined by an indirect method using the relationship between the albedo and the snow cover duration in the Tartu-Tõravere Actinometric Station over the whole Estonian territory. The parameters of snow such as the duration of snow cover, snow depth
Heino Tooming, Jüri Kadaja
openaire   +2 more sources

Statistical Denoising of Transient Rendering

open access: yesComputer Graphics Forum, EarlyView.
Abstract Transient rendering simulates light in motion, measuring the time of flight from the light source to the camera. However, the stochastic nature of Monte Carlo is aggravated in transient rendering, since samples are now spread along the temporal domain.
Oscar Pueyo‐Ciutad   +2 more
wiley   +1 more source

Surface albedo measurements and surface type classification from helicopter-based observations during MOSAiC. [PDF]

open access: yesSci Data, 2023
Sperzel TR   +9 more
europepmc   +1 more source

3D Character Reconstruction from Hand‐drawn Model Sheets

open access: yesComputer Graphics Forum, EarlyView.
Abstract Hand‐drawn model sheets are widely used in character design to define 3D shape and appearance through sparse multi‐view drawings. Reconstructing 3D characters from such sparse inputs has traditionally been challenging due to insufficient visual information.
Hyejeong Yoon   +3 more
wiley   +1 more source

PBR‐Inspired Controllable Diffusion for Image Generation

open access: yesComputer Graphics Forum, EarlyView.
Abstract Despite recent advances in text‐to‐image generation, controlling geometric layout and PBR material properties in synthesized scenes remains challenging. We present a pipeline that first produces a G‐buffer (albedo, normals, depth, roughness, shading, and metallic) from a text prompt and then renders a final image through a PBR‐inspired branch ...
Bowen Xue   +3 more
wiley   +1 more source

Decreasing surface albedo signifies a growing importance of clouds for Greenland Ice Sheet meltwater production. [PDF]

open access: yesNat Commun, 2022
Ryan JC   +6 more
europepmc   +1 more source

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