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On Finding Large Polygonal Voids Using Delaunay Triangulation: The Case of Planar Point Sets
In astronomy, the objective determination of large empty spaces or voids in the spatial distribution of galaxies is part of the …
Carlos Hervías
,
Nancy Hitschfeld Kahler
,
Luis E. Campusano
,
Giselle Font
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Quasi-Delaunay Triangulations Using GPU-Based Edge-Flips
The edge-flip technique has been widely used for transforming any existing triangular mesh into a Delaunay mesh. Although several tools …
Cristobal A Navarro
,
Nancy Hitschfeld Kahler
,
Eliana Scheihing
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Multi-core Computation of Transfer Matrices for Strip Lattices in the Potts Model
Cristobal A Navarro
,
Nancy Hitschfeld Kahler
,
Fabrizio Canfora
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DOI
Automatic pre-processing for an object-oriented distributed hydrological model using GRASS-GIS
P. Sanzana
,
S. Jankowfsky
,
F. Branger
,
I. Braud
,
X. Vargas
,
Nancy Hitschfeld Kahler
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Automatic pre-processing for an object-oriented distributed hydrological model using GRASS-GIS
P. Sanzana
,
S. Jankowfsky
,
F. Branger
,
I. Braud
,
X. Vargas
,
Nancy Hitschfeld Kahler
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Animation of generic 3D head models driven by speech
In this paper, a system for speech-driven animation of generic 3D head models is presented. The system is based on the inversion of a …
Lucas Terissi
,
Mauricio Cerda Villablanca
,
Juan C. Gómez
,
Nancy Hitschfeld Kahler
,
Bernard Girau
,
Renato Valenzuela
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DOI
Generic Face Animation
In computer vision, the animation of objects has attracted a lot of attention, specially the animations of 3D face models. The …
Mauricio Cerda Villablanca
,
Renato Valenzuela
,
Nancy Hitschfeld Kahler
,
Lucas D. Terissi
,
Juan C. Gómez
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DOI
Mixed-Element Mesh for an Intra-Operative Modeling of the Brain Tumor Extraction
This paper presents a modified-octree technique that generates a mixed-element mesh. The final output mesh consider cubes, prisms, …
Claudio Lobos
,
Marek Bucki
,
Nancy Hitschfeld Kahler
,
Yohan Payan
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Techniques on mesh generation for the brain shift simulation
Neurosurgery interventions involve complex tracking systems because a tissue deformation takes place. The neuronavigation system relies …
Claudio Lobos
,
Marek Bucki
,
Yohan Payan
,
Nancy Hitschfeld Kahler
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Robust Tree-Ring Detection
The study of tree-rings is a common task in dendrology. Usually the rings deliver information about the age of the tree, historic …
Mauricio Cerda Villablanca
,
Nancy Hitschfeld Kahler
,
Domingo Mery
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