Search Results - Computational Geometry and Object Modelling—Geometric algorithms

Patch-Collaborative Spectral Point-Cloud Denoising by 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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A Survey on Procedural Modelling for Virtual Worlds by Smelik, Ruben M., Tutenel, Tim, Bidarra, Rafael, Benes, Bedrich

“…Procedural modelling deals with (semi‐)automatic content generation by means of a program or procedure. Among other advantages, its data compression and the…”
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Non-Oriented MLS Gradient Fields by 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…”
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Convolution Filtering of Continuous Signed Distance Fields for Polygonal Meshes by 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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Improved Surface Quality in 3D Printing by Optimizing the Printing Direction by Wang, W. M., Zanni, C., Kobbelt, L.

“…We present a pipeline of algorithms that decomposes a given polygon model into parts such that each part can be 3D printed with high (outer) surface quality…”
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Towards Globally Optimal Normal Orientations for Large Point Clouds by Schertler, Nico, Savchynskyy, Bogdan, Gumhold, Stefan

“…Various processing algorithms on point set surfaces rely on consistently oriented normals (e.g…”
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Pairwise Registration by Local Orientation Cues by Petrelli, Alioscia, Di Stefano, Luigi

“…Inspired by recent work on robust and fast computation of 3D Local Reference Frames (LRFs), we propose a novel pipeline for coarse registration of 3D point…”
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Autocorrelation Descriptor for Efficient Co-Alignment of 3D Shape Collections by Averkiou, Melinos, Kim, Vladimir G., Mitra, Niloy J.

“…‐to‐back, while even the simplest algorithm would not erroneously pick orthogonal alignment…”
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Geodesic Polar Coordinates on Polygonal Meshes by Melvær, Eivind Lyche, Reimers, Martin

“… We present a simple and efficient algorithm to approximate GPCs on both triangle and general polygonal meshes…”
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Computing Minimum Area Homologies by Chambers, Erin Wolf, Vejdemo-Johansson, Mikael

“… However, to date there are no implementations of these algorithms for curves on surfaces with provable guarantees on the quality of the measure…”
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From 3D models to 3D prints: an overview of the processing pipeline by Livesu, Marco, Ellero, Stefano, Martínez, Jonàs, Lefebvre, Sylvain, Attene, Marco

“…Due to the wide diffusion of 3D printing technologies, geometric algorithms for Additive Manufacturing are being invented at an impressive speed…”
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CageR: Cage-Based Reverse Engineering of Animated 3D Shapes by Thiery, Jean-Marc, Tierny, Julien, Boubekeur, Tamy

“…‐based representations. Given a raw animated sequence with one‐to‐one point correspondences together with an initial cage embedding, our algorithm automatically…”
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Image Space Rendering of Point Clouds Using the HPR Operator by Machado e Silva, R., Esperança, C., Marroquim, R., Oliveira, A. A. F.

“…, including an approximate convex hull algorithm, cloud sampling, and GPU programming. Experiments show that this combination permits faster renderings without overly compromising the accuracy…”
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Poisson-Based Weight Reduction of Animated Meshes by Landreneau, Eric, Schaefer, Scott

“…While animation using barycentric coordinates or other automatic weight assignment methods has become a popular method for shape deformation, the global nature…”
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Robust Structure‐Based Shape Correspondence by Kleiman, Yanir, Ovsjanikov, Maks

“…We present a robust method to find region‐level correspondences between shapes, which are invariant to changes in geometry and applicable across multiple shape representations…”
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A Bi‐Directional Procedural Model for Architectural Design by Hua, H.

“…It is a challenge for shape grammars to incorporate spatial hierarchy and interior connectivity of buildings in early design stages. To resolve this…”
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Inversion Fractals and Iteration Processes in the Generation of Aesthetic Patterns by Gdawiec, K.

“…—which is similar to the inversion fractals generation algorithm—the proposed generalizations do not give interesting results…”
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A New QEM for Parametrization of Raster Images by Yin, Xuetao, Femiani, John, Wonka, Peter, Razdan, Anshuman

“…‐resolution editing with arbitrary topologies, edge preserving smoothing, compression, etc. The goal of the algorithm is to produce a base mesh such that it…”
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Procedural Modelling of Urban Road Networks by Beneš, Jan, Wilkie, Alexander, Křivánek, Jaroslav

“…We present a model for growing procedural road networks in and close to cities. The main idea of our paper is that a city cannot be meaningfully simulated…”
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Tangible Heritage: Production of Astrolabes on a Laser Engraver by Zotti, G.

“…The astrolabe, an analog computing device, used to be the iconic instrument of astronomers during the Middle Ages. It allowed a multitude of operations of…”
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