Výsledky vyhledávání - I.3.5 [Computer Graphics]: Computational Geometry AND Object Modeling - Geometric algorithms

Stable Topological Signatures for Points on 3D Shapes Autor Carrière, Mathieu, Oudot, Steve Y., Ovsjanikov, Maks

“… However, the vast majority of these descriptors concentrate on the local geometry of the shape around the point, and thus are insensitive to its connectivity structure…”
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Quad-Mesh Generation and Processing: A Survey Autor Bommes, David, Lévy, Bruno, Pietroni, Nico, Puppo, Enrico, Silva, Claudio, Tarini, Marco, Zorin, Denis

“…Triangle meshes have been nearly ubiquitous in computer graphics, and a large body of data structures and geometry processing algorithms based on them has been developed in the literature…”
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gProximity: Hierarchical GPU-based Operations for Collision and Distance Queries Autor Lauterbach, C., Mo, Q., Manocha, D.

“…We present novel parallel algorithms for collision detection and separation distance computation for rigid and deformable models that exploit the computational capabilities of many‐core GPUs…”
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Sparse Iterative Closest Point Autor Bouaziz, Sofien, Tagliasacchi, Andrea, Pauly, Mark

“…Rigid registration of two geometric data sets is essential in many applications, including robot navigation, surface reconstruction, and shape matching…”
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Hierarchical Multiview Rigid Registration Autor Tang, Yizhi, Feng, Jieqing

“…Registration is a key step in the 3D reconstruction of real‐world objects. In this paper, we propose a hierarchical method for the rigid registration of multiple views…”
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Freeform Honeycomb Structures Autor Jiang, Caigui, Wang, Jun, Wallner, Johannes, Pottmann, Helmut

“…Motivated by requirements of freeform architecture, and inspired by the geometry of hexagonal combs in beehives, this paper addresses torsion…”
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Inverse Procedural Modeling by Automatic Generation of L-systems Autor Št'ava, O., Beneš, B., Měch, R., Aliaga, D. G., Krištof, P.

“…We present an important step towards the solution of the problem of inverse procedural modeling by generating parametric context‐free L…”
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Guided Mesh Normal Filtering Autor Zhang, Wangyu, Deng, Bailin, Zhang, Juyong, Bouaziz, Sofien, Liu, Ligang

“…The joint bilateral filter is a variant of the standard bilateral filter, where the range kernel is evaluated using a guidance signal instead of the original…”
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A Multiscale Approach to Optimal Transport Autor Merigot, Quentin

“…In this paper, we propose an improvement of an algorithm of Aurenhammer, Hoffmann and Aronov to find a least square matching between a probability density and finite set of sites with mass constraints…”
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Shape-Up: Shaping Discrete Geometry with Projections Autor Bouaziz, Sofien, Deuss, Mario, Schwartzburg, Yuliy, Weise, Thibaut, Pauly, Mark

“…We introduce a unified optimization framework for geometry processing based on shape constraints…”
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Patch-Collaborative Spectral Point-Cloud Denoising Autor Rosman, G., Dubrovina, A., Kimmel, R.

“… The resulting denoising algorithm competes favourably with state‐of‐the‐art approaches, and extends patch…”
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Remeshing-assisted Optimization for Locally Injective Mappings Autor Jin, Y., Huang, J., Tong, R.

“…‐free relaxation enhanced geometry optimization, and then use edge‐flip operations to reduce the residual and keep a reasonable condition number for better convergence…”
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Sets of Globally Optimal Stream Surfaces for Flow Visualization Autor Schulze, M., Esturo, J. Martinez, Günther, T., Rössl, C., Seidel, H.-P., Weinkauf, T., Theisel, H.

“…Stream surfaces are a well‐studied and widely used tool for the visualization of 3D flow fields. Usually, stream surface seeding is carried out manually in…”
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An Algorithm for Random Fractal Filling of Space Autor Shier, John, Bourke, Paul

“…Computational experiments with a simple algorithm show that it is possible to fill any spatial region with a random fractalization of any shape, with a continuous range of pre…”
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Mesh Snapping: Robust Interactive Mesh Cutting Using Fast Geodesic Curvature Flow Autor Zhang, Juyong, Wu, Chunlin, Cai, Jianfei, Zheng, Jianmin, Tai, Xue-cheng

“… The popular geometric snake can be used to optimize the cutting contour, but it cannot deal with the topology change…”
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Mesh Statistics for Robust Curvature Estimation Autor Váša, L., Vaněček, P., Prantl, M., Skorkovská, V., Martínek, P., Kolingerová, I.

“…While it is usually not difficult to compute principal curvatures of a smooth surface of sufficient differentiability, it is a rather difficult task when only…”
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Non-Oriented MLS Gradient Fields Autor Chen, Jiazhou, Guennebaud, Gaël, Barla, Pascal, Granier, Xavier

“…We introduce a new approach for defining continuous non‐oriented gradient fields from discrete inputs, a fundamental stage for a variety of computer graphics applications such as surface or curve reconstruction, and image stylization…”
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Efficient Volumetric PolyCube-Map Construction Autor Fu, Xiao-Ming, Bai, Chong-Yang, Liu, Yang

“…PolyCubes provide compact representations for closed complex shapes and are essential to many computer graphics applications…”
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Geosemantic Snapping for Sketch-Based Modeling Autor Shtof, A., Agathos, A., Gingold, Y., Shamir, A., Cohen-Or, D.

“…Modeling 3D objects from sketches is a process that requires several challenging problems including segmentation, recognition and reconstruction…”
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Convolution Filtering of Continuous Signed Distance Fields for Polygonal Meshes Autor Sanchez, Mathieu, Fryazinov, Oleg, Fayolle, Pierre-Alain, Pasko, Alexander

“…Signed distance fields obtained from polygonal meshes are commonly used in various applications. However, they can have C1 discontinuities causing creases to…”
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