Results 21 to 30 of about 2,669,186 (245)

Paris-CARLA-3D: A Real and Synthetic Outdoor Point Cloud Dataset for Challenging Tasks in 3D Mapping

open access: yesRemote Sensing, 2021
Paris-CARLA-3D is a dataset of several dense colored point clouds of outdoor environments built by a mobile LiDAR and camera system. The data are composed of two sets with synthetic data from the open source CARLA simulator (700 million points) and real ...
Jean-Emmanuel Deschaud   +5 more
doaj   +1 more source

Mathematical morphology for real-valued images on Riemannian manifolds

open access: yes, 2022
S.279-291This paper introduces mathematical morphology for real-valued images whose support space is a Riemannian manifold. The starting point consists in replacing the Euclidean distance in the canonic quadratic structuring function by the Riemannian ...
Velasco-Forero, S., Angulo, J.
core   +1 more source

Overlap Functions-Based Fuzzy Mathematical Morphological Operators and Their Applications in Image Edge Extraction

open access: yesFractal and Fractional, 2023
As special aggregation functions, overlap functions have been widely used in the soft computing field. In this work, with the aid of overlap functions, two new groups of fuzzy mathematical morphology (FMM) operators were proposed and applied to image ...
Xiaohong Zhang, Mengyuan Li, Hui Liu
doaj   +1 more source

MORPHOLOGICAL MODELING OF COLD SPRAY COATINGS

open access: yesImage Analysis and Stereology, 2018
In this article, we study the microstructure of cold sprayed films of copper particles deposited onto a carbon fiber reinforced polymer. The microstructure of the coating is made of a packing of seemingly round-shaped particles of varying sizes embedded ...
Vincent Bortolussi   +4 more
doaj   +1 more source

ESTIMATION OF TORTUOSITY AND RECONSTRUCTION OF GEODESIC PATHS IN 3D

open access: yesImage Analysis and Stereology, 2013
The morphological tortuosity of a geodesic path in a medium can be defined as the ratio between its geodesic length and the Euclidean distance between its two extremities.
Charles Peyrega, Dominique Jeulin
doaj   +1 more source

A 2.5D APPROACH TO SKIN WRINKLES SEGMENTATION

open access: yesImage Analysis and Stereology, 2019
Wrinkles or creases are common structures on surfaces. Their detection is often challenging, and can be an important step for many different applications. For instance, skin wrinkle segmentation is a crucial step for quantifying changes in skin wrinkling
Etienne Decencière   +7 more
doaj   +1 more source

3D RECONSTRUCTION OF A MULTISCALE MICROSTRUCTURE BY ANISOTROPIC TESSELLATION MODELS

open access: yesImage Analysis and Stereology, 2014
In the area of tessellation models, there is an intense activity to fully understand the classical models of Voronoi, Laguerre and Johnson-Mehl. Still, these models are all simulations of isotropic growth and are therefore limited to very simple and ...
Hellen Altendorf   +4 more
doaj   +1 more source

EIKONAL-BASED MODELS OF RANDOM TESSELLATIONS

open access: yesImage Analysis and Stereology, 2019
In this article, we propose a novel, efficient method for computing a random tessellation from its vectorial representation at each voxel of a discretized domain.
Bruno Figliuzzi
doaj   +1 more source

Adaptive Mathematical Morphology on Irregularly Sampled Signals in Two Dimensions

open access: yes, 2020
This paper proposes a way of better approximating continuous, two-dimensional morphology in the discrete domain, by allowing for irregularly sampled input and output signals.
Asplund, Teo   +7 more
core   +1 more source

Karl-Peter Hadeler: His legacy in mathematical biology [PDF]

open access: yes, 2018
Karl-Peter Hadeler is a first-generation pioneer in mathematical biology. His work inspired the contributions to this special issue. In this preface we give a brief biographical sketch of K.P.
Thieme, Horst   +5 more
core   +2 more sources

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