Results 1 to 10 of about 44,105 (161)

Modelling of Electrowetting-Induced Droplet Detachment and Jumping over Topographically Micro-Structured Surfaces

open access: yesMicromachines, 2021
Detachment and jumping of liquid droplets over solid surfaces under electrowetting actuation are of fundamental interest in many microfluidic and heat transfer applications.
Alexandros G. Sourais   +1 more
doaj   +3 more sources

Modelling with implicit surfaces that interpolate [PDF]

open access: yesACM Transactions on Graphics, 2002
We introduce new techniques for modelling withinterpolating implicit surfaces. This form of implicit surface was first used for problems of surface reconstruction and shape transformation, but the emphasis of our work is on model creation. These implicit surfaces are described by specifying locations in 3D through which the surface should pass, and ...
Greg Türk, James F O'Brien
exaly   +5 more sources

Generating hydrodynamic surfaces by families of Lame curves for modelling submarine hulls

open access: yesRUDN Journal of Engineering Research, 2022
This paper investigates the construction of hydrodynamic surfaces, which are defined by algebraic equations and describe the theoretical hull of a vessel. A technique for automation of generating hydrodynamic surfaces is proposed.
Valery V. Karnevich
doaj   +1 more source

Modelling the appearance of heritage metallic surfaces [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Polished metallic surfaces exhibit a high degree of specularity, which makes them difficult to reproduce accurately. We have applied two different techniques for modelling a heritage object known as the Islamic handbag. Photogrammetric multi-view stereo
L. MacDonald   +3 more
doaj   +1 more source

Estimating thermal transmittance of the aluminium window profiles in practice [PDF]

open access: yesE3S Web of Conferences, 2020
Calculation of the heat flow through the air cavities in the EN ISO 10077-2:2017 standard for the determination of the thermal transmittance of window profiles uses models based on the equivalent thermal conductivity method. The method takes into account
Witek Arkadiusz, Pietruszka Barbara
doaj   +1 more source

Axelrod's model with surface tension [PDF]

open access: yesPhysical Review E, 2014
In this work we propose a subtle change in Axelrod's model for the dissemination of culture. The mechanism consists of excluding non-interacting neighbours from the set of neighbours out of which an agent is drawn for potential cultural interactions.
Pace, Bruno, Prado, Carmen P. C.
openaire   +3 more sources

An Integrated Approach of Uncertainty Assessment for Coalbed Methane Model

open access: yesImproved Oil and Gas Recovery, 2020
This study deals with quantitative detection of parameters uncertainty in coalbed methane(CBM) modelling and a systematic and integrated workflow is developed to analyze the uncertainty of CBM model.
Yong Yang   +4 more
doaj   +1 more source

Effect of Various Edge Configurations on the Accuracy of the Modelling Shape of Shell Structures Using Spline Functions

open access: yesSensors, 2022
Spline functions are a useful tool for modelling the shape of shell structures. They have curvature continuity that allows good approximation accuracy for various objects, including hyperboloid cooling towers, spherical domes, paraboloid bowls of radio ...
Grzegorz Lenda, Urszula Marmol
doaj   +1 more source

Modelling ultrafast laser structuring/texturing of freeform surfaces

open access: yesApplied Surface Science Advances, 2020
Laser structuring/texturing of freeform surfaces is attracting the attention of researchers and industry because it can enable high impact applications and also the technology can offer important advantages compared to alternative/conventional processes.
Aleksandra Michalek   +6 more
doaj   +1 more source

Integrating topographic features and patch matching into point cloud restoration for terrain modelling

open access: yesInternational Journal of Digital Earth, 2023
Point clouds are widely used in Earth surface research but usually exhibit gaps of missing data. Previous point cloud restoration methods used in terrain modelling have not fully considered complex terrain characteristics, which can be summarised as the ...
Jun Chen   +6 more
doaj   +1 more source

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