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On the Stability of Functional Maps and Shape Difference Operators
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
In this paper, we provide stability guarantees for two frameworks that are based on the notion of functional maps—the framework of shape difference operators and the one of analyzing and visualizing the deformations between ...
Improved Corners with Multi‐Channel Signed Distance Fields
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
We propose an extension to the state‐of‐the‐art text rendering technique based on sampling a 2D signed distance field from a texture. This extension significantly improves the visual quality of sharp corners, which is the ...
Laplace–Beltrami Operator on Point Clouds Based on Anisotropic Voronoi Diagram
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
The symmetrizable and converged Laplace–Beltrami operator () is an indispensable tool for spectral geometrical analysis of point clouds. The , introduced by Liu et al. [LPG12] is guaranteed to be symmetrizable, but its ...
Localized Manifold Harmonics for Spectral Shape Analysis
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
The use of Laplacian eigenfunctions is ubiquitous in a wide range of computer graphics and geometry processing applications. In particular, Laplacian eigenbases allow generalizing the classical Fourier analysis to manifolds. ...
Temporally Consistent Motion Segmentation From RGB‐D Video
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
Temporally consistent motion segmentation from RGB‐D videos is challenging because of the limitations of current RGB‐D sensors. We formulate segmentation as a motion assignment problem, where a motion is a sequence of rigid ...
Vector Field Map Representation for Near Conformal Surface Correspondence
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
Based on a new spectral vector field analysis on triangle meshes, we construct a compact representation for near conformal mesh surface correspondences. Generalizing the functional map representation, our representation ...
On‐The‐Fly Tracking of Flame Surfaces for the Visual Analysis of Combustion Processes
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
The visual analysis of combustion processes is one of the challenges of modern flow visualization. In turbulent combustion research, the behaviour of the flame surface contains important information about the interactions ...
State of the Art on Stylized Fabrication
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
Digital fabrication devices are powerful tools for creating tangible reproductions of 3D digital models. Most available printing technologies aim at producing an accurate copy of a tridimensional shape. However, fabrication ...
Sketching in Gestalt Space: Interactive Shape Abstraction through Perceptual Reasoning
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
We present an interactive method that allows users to easily abstract complex 3D models with only a few strokes. The key idea is to employ well‐known Gestalt principles to help generalizing user inputs into a full model ...
Part‐Based Mesh Segmentation: A Survey
(© 2018 The Eurographics Association and John Wiley & Sons Ltd., 2018)
This paper surveys mesh segmentation techniques and algorithms, with a focus on part‐based segmentation, that is, segmentation that divides a mesh (featuring a 3D object) into meaningful parts. Part‐based segmentation ...