[PDF] Top 20 Asymmetric Geodesic Distance Propagation for Active Contours
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Asymmetric Geodesic Distance Propagation for Active Contours
... exploited for the active contour evolution [ 3 , 27 ] in the past decades thanks to its solid mathematical ...Euclidean distance function φ : Ω → R such that Γ = {x ∈ Ω; φ (x) = ...the ... Voir le document complet
12
Finsler Metrics for Fronts Propagation and Active Contours Evolution
... some asymmetric enhancements, which are dependent of the image data or the evolutional contour, can be considered during the geodesic distance ...computation. For both image segmentation ... Voir le document complet
1
Fast Asymmetric Fronts Propagation for Image Segmentation
... Paths for Tubular Structure Segmentation with Coherence Penalty and Adaptive Anisotropy Da Chen, Jiong Zhang and Laurent ...the geodesic distance computation carried out by the efficient single-pass ... Voir le document complet
13
From Active Contours to Minimal Geodesic Paths: New Solutions to Active Contours Problems by Eikonal Equations
... the geodesic distance front ( Deschamps and Cohen , 2001 ...the geodesic path is obtained by taking the red dot as the source point and the blue dot as the end ...weakly asymmetric Randers ... Voir le document complet
45
From snakes to region-based active contours defined by region-dependent parameters
... Two active contour ap- proaches are possible to minimize the resulting criterion: (i) It is possible to determine the evolution of an active contour from τ to τ + dτ without computing a velocity: The ... Voir le document complet
18
Asymmetric Modes of Elastic Wave Propagation in a Fluid-Filled Borehole
... At sharp interfaces, where the elastic parameters varied from liquid to solid over a few grid points, the finite difference formulation of the wave equation for heterogeneous media was u[r] ... Voir le document complet
24
3D Brain Cortex Segmentation Using Dual-Front Active Contours with Optional User-Interaction
... used for defining active regions in the dual-front ...simple for users to add seed points just by mouse clicks to yield corrections to the segmentation that extend far beyond their initial locations ... Voir le document complet
31
Fast 3D Brain Segmentation Using Dual-Front Active Contours with Optional User-Interaction
... proposed for brain segmentation, such as fuzzy set methods [9, 10], Bayesian Methods [11], Markov random field methods [12– 14], expectation-maximization (EM) algorithm [15] and so ...surfaces for surface ... Voir le document complet
10
A Novel Active Contours Model for Environmental Change Detection from Multitemporal Synthetic Aperture Radar Images.
... the active contours model for change detection from synthetic aperture radar (SAR) ...of active contours was developed for accurately detecting changed regions from the ... Voir le document complet
19
Le faible taux d'emploi des seniors : distance à l'entrée dans la vie active ou distance à la retraite ?
... la distance la retraite. Pour un individu de 59 ans (56 ans), si sa distance à la retraite augmente d’une année, sa probabilité d’être en emploi s’accroît de ...l’effet distance à la retraite et ... Voir le document complet
22
A Multispectral Data Model for Higher-Order Active Contours and its Application to Tree Crown Extraction
... classical active contour ...the contours are slightly less smooth, and there is a small false positive area in the upper right corner, which was not detected by the new model, presumably because it is not ... Voir le document complet
13
Image Segmentation Using Active Contours: Calculus of Variations or Shape Gradients?
... the active contour from the Gˆ ateaux ...the active contour for the same functionals as those which were considered in section ...an active contour: the user defines an initial curve Γ 0 = ∂Ω 0 ... Voir le document complet
28
Propagation d'onde hydraulique et signalisation longue distance chez l'arbre
... 4.1. Propagation d’une onde hydraulique suite à une flexion Au cours de cette étude, nous avons pu mettre en évidence, sur un scion non débourré, qu’une flexion de tige génère une onde de pression hydraulique ... Voir le document complet
74
Space-time segmentation using level set active contours applied to myocardial gated SPECT
... using active contours whose evolution veloc- ity depends on intensity and motion ...[10] for single image segmentation. It also uses active con- ... Voir le document complet
19
Approximations of geodesic distances for incomplete triangular manifolds
... of geodesic distances with worst-case optimal upper bounds on a triangular manifold S with partially miss- ing data without attempting to fill the holes of ...compute geodesic distances on triangular ... Voir le document complet
6
Combination of Piecewise-Geodesic Paths for Interactive Segmentation
... linked active contour (GLAC) model was introduced by Mille and Cohen [32] as a heuristic approach for combining the benefits of boundaries defined by minimal paths and the use of region terms in the energy ... Voir le document complet
21
Modélisation markovienne pour le groupement de contours avec une coopération contours-régions
... with contours-regions cooperation using a markovian model Abstract: In this report, we present a new markovian model which restores in- complete contour ...detected contours and homogeneous regions obtained ... Voir le document complet
18
Contours de ville
... les contours des villes, de tracer d’autres chemins comme des « tours de campagne », fondés sur le regard des ruraux sur leurs territoires et considérant la ville comme une exception ? ... Voir le document complet
8
Debonding of a circular inclusion: Asymmetric propagation of a pair of cracks
... This work has benefited from a French government grant managed by ANR within the frame of the national program In- vestments for the Future ANR-11-LABX-022-01. Bouhala, L., Makradi, A., Belouettar, S., ... Voir le document complet
11
Prime geodesic theorem
... by means of Kuznetzov trace formula incorporated with estimates for sums of real character of a special type. More precisely, the basic ingredients in Iwaniec’s arguments is the following mean value estimate ... Voir le document complet
15
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