Results 11 to 20 of about 5,544,273 (297)

Compact elliptical basis functions for surface reconstruction [PDF]

open access: yes
In this technical report I present a method to reconstruct a surface representation from a a set of EBF's, and in addition present an efficient top--down method to build an EBF representation from a point cloud representation of a surface. I also discuss
Southern, Richard
core   +9 more sources

Passivation Strategies through Surface Reconstruction toward Highly Efficient and Stable Perovskite Solar Cells on n-i-p Architecture

open access: yesEnergies, 2021
Perovskite solar cells have achieved remarkable enhancement in their performance in recent years. However, to get an entrance to the photovoltaic market, great effort is still necessary to further improve their efficiency as well as their long-term ...
Jiajia Suo, Bowen Yang, Anders Hagfeldt
doaj   +1 more source

Applications of Morphological Operations in Surface Metrology and Dimensional Metrology [PDF]

open access: yes, 2013
In contrast to the widely used mean-line based evaluation techniques, the capabilities of morphological methods are not fully recognized in practice. Morphological operations, e.g.
Lou, Shan   +3 more
core   +4 more sources

Stable Strain State of Single‐Twinned AgPdF Nanoalloys under Formate Oxidation Reaction

open access: yesSmall Structures, 2023
Surface reconstruction as common phenomenon during catalysis complicates the prediction and modeling on catalytic activity of the nanoalloy, hence developing a stable structure to be resistant to surface restructuring would provide an ideal prototype for
Quan Tang   +9 more
doaj   +1 more source

The Complex Architecture of the Vault System of an Early Medieval Church

open access: yesHeritage, 2023
The present work focuses on the solid modeling of the church of Santa Sofia in Benevento, Italy, and is related to a multidisciplinary research project that involved methods typical to both the humanities and mathematical engineering.
Enrico Babilio, Silvana Rapuano
doaj   +1 more source

Hole Repairing Algorithm for 3D Point Cloud Model of Symmetrical Objects Grasped by the Manipulator

open access: yesSensors, 2021
For the engineering application of manipulator grasping objects, mechanical arm occlusion and limited imaging angle produce various holes in the reconstructed 3D point clouds of objects.
Linyan Cui, Guolong Zhang, Jinshen Wang
doaj   +1 more source

Adaptive Metrics for Adaptive Samples

open access: yesAlgorithms, 2020
We generalize the local-feature size definition of adaptive sampling used in surface reconstruction to relate it to an alternative metric on Euclidean space.
Nicholas J. Cavanna, Donald R. Sheehy
doaj   +1 more source

Self-correction of 3D reconstruction from multi-view stereo images [PDF]

open access: yes, 2009
We present a self-correction approach to improving the 3D reconstruction of a multi-view 3D photogrammetry system. The self-correction approach has been able to repair the reconstructed 3D surface damaged by depth discontinuities.
Ju, X   +11 more
core   +1 more source

A Two-Step Surface Reconstruction Method Using Signed Marching Cubes

open access: yesApplied Sciences, 2022
In this paper, we explore a new approach, a two-step surface reconstruction method to extract the target isosurface from a given implicit function efficiently.
Ju Zhang, Deyun Zhong, Liguan Wang
doaj   +1 more source

Selecting surface features for accurate multi-camera surface reconstruction [PDF]

open access: yes, 2009
This paper proposes a novel feature detector for selecting local textures that are suitable for accurate multi-camera surface reconstruction, and in particular planar patch fitting techniques.
Roland Wilson   +3 more
core   +1 more source

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