Search Results - computational geometry and object modeling- physical based modeling

Density estimation for dynamic volumes by Fuchs, Christian, Chen, Tongbo, Goesele, Michael, Theisel, Holger, Seidel, Hans-Peter

“…We propose a new approach to capture the volumetric density of dynamic scattering media instantaneously with a single image. The volume is probed with a set of…”
Get full text

Boundary Detection in Particle-based Fluids by Sandim, Marcos, Cedrim, Douglas, Nonato, Luis Gustavo, Pagliosa, Paulo, Paiva, Afonso

“… In contrast to most particle‐based free‐surface detection methods, which perform the surface identification based on physical and geometrical properties derived from the underlying fluid flow simulation, the proposed approach only demands…”
Get full text

Exploring the Geometry of the Space of Shells by Heeren, B., Rumpf, M., Schröder, P., Wardetzky, M., Wirth, B.

“… This enables, for example, natural extrapolation of paths in shell space and transfer of large nonlinear deformations from one shell to another with applications in animation, geometric, and physical modeling…”
Get full text

Laplacian Projection Based Global Physical Prior Smoke Reconstruction by Xiao, Shibang, Tong, Chao, Zhang, Qifan, Cen, Yunchi, Li, Frederick W. B., Liang, Xiaohui

“… Our approach leverages sparse view images and incorporates physical priors across long series of frames, resulting in reconstructed fluids with enhanced physical consistency…”
Get full text

Enriching Facial Blendshape Rigs with Physical Simulation by Kozlov, Yeara, Bradley, Derek, Bächer, Moritz, Thomaszewski, Bernhard, Beeler, Thabo, Gross, Markus

“…Oftentimes facial animation is created separately from overall body motion. Since convincing facial animation is challenging enough in itself, artists tend to…”
Get full text

GUPNet++: Geometry Uncertainty Propagation Network for Monocular 3D Object Detection by Lu, Yan, Ma, Xinzhu, Yang, Lei, Zhang, Tianzhu, Liu, Yating, Chu, Qi, He, Tong, Li, Yonghui, Ouyang, Wanli

“…Geometry plays a significant role in monocular 3D object detection. It can be used to estimate object depth by using the perspective projection between object's…”
Get full text

A comparative study of novel object-based geostatistical algorithm and direct sampling method on fracture network modeling by Shakiba, Sima, Doulati Ardejani, Faramarz

“… In this paper, a comparative study between the new object-based iterative fracture network modeling algorithm and the geostatistical…”
Get full text

Computational geometry for modeling neural populations: From visualization to simulation by de Kamps, Marc, Lepperød, Mikkel, Lai, Yi Ming

“… Rate based models are widely used, but have limitations. Recently, several extremely efficient population-level methods have been proposed that go beyond the characterization of a population in terms of a single variable…”
Get full text

Interactive Modeling and Authoring of Climbing Plants by Hädrich, Torsten, Benes, Bedrich, Deussen, Oliver, Pirk, Sören

“…We present a novel system for the interactive modeling of developmental climbing plants with an emphasis on efficient control and plausible physics response…”
Get full text

Example-Driven Deformations Based on Discrete Shells by Fröhlich, Stefan, Botsch, Mario

“… In this paper, we propose a modelling framework that is both example‐driven and physics‐based and thereby overcomes the limitations of both approaches…”
Get full text

Comparison of Hexcore and Poly-Hexcore computational meshes in the aspect of air flow modeling based on the actual geometry of mining excavations by Wróblewski, Adam, Macek, Arkadiusz, Bansiewicz, Aleksandra, Wodecki, Jacek

“…) for Computational Fluid Dynamics (CFD) calculations, discrete models may be two-dimensional or three-dimensional…”
Get full text

Data-Driven Bending Elasticity Design by Shell Thickness by Zhang, Xiaoting, Le, Xinyi, Wu, Zihao, Whiting, Emily, Wang, Charlie C.L.

“…We present a method to design the deformation behavior of 3D printed models by an interactive tool, where the variation of bending elasticity at different…”
Get full text

2-D Thin-Shell Model Based on the H- \phi-Formulation for Modeling HTS Tapes in COMSOL Multiphysics by Alves, Bruno de Sousa, Arsenault, Alexandre, Sirois, Frederic

“… The magnetic scalar potential (<inline-formula><tex-math notation="LaTeX">\phi</tex-math></inline-formula>) is the state variable in nonconducting regions surrounding of the tapes, which are represented as zero thickness objects in the calculus domain…”
Get full text

4D Reconstruction of Blooming Flowers by Zheng, Qian, Fan, Xiaochen, Gong, Minglun, Sharf, Andrei, Deussen, Oliver, Huang, Hui

“… We reconstruct the flower geometry and deformation over time using a template‐based dynamic tracking algorithm…”
Get full text

Representation of Multirelations of Geographic Scenes Based on Hyperbolic Space by Cui, Wei, Xu, Xing, Chen, Jiale, Feng, Zhanyun, Zhao, Huilin, Hao, Yuanjie, Tian, Yueling, Wang, Jin, Xia, Cong

“… First, the visual features of remote sensing objects are extracted…”
Get full text

Time-Discrete Geodesics in the Space of Shells by Heeren, B., Rumpf, M., Wardetzky, M., Wirth, B.

“…‐called relative Weingarten map, for which we provide a discrete analogue based on principles of discrete differential geometry…”
Get full text

Modeling the Bionic Compound Eye Vision System Based on Graph Neural Networks by Arngold, Artem, Li, Yuan, Ren, Xuemei

“… This work proposes a new method for CE modeling based on graph neural networks (GNNs). This model creates a 2-D to 3-D correspondence solving the problem of missing values that appears when an object is not captured in all subeyes…”
Get full text

Incremental Learning With Open-Set Recognition for Remote Sensing Image Scene Classification by Liu, Weiwei, Nie, Xiangli, Zhang, Bo, Sun, Xian

“…Image scene classification aiming to assign specific semantic labels for each image is vitally important for the applications of remote sensing (RS) data. In…”
Get full text

Hybrid Particle-grid Modeling for Multi-scale Droplet/Spray Simulation by Yang, Lipeng, Li, Shuai, Hao, Aimin, Qin, Hong

“…‐based method is ideal for volumetric spray modeling, using either one alone has encountered tremendous difficulties when effectively simulating droplet/spray mixture phenomena with high fidelity…”
Get full text

PyOIF: Computational tool for modelling of multi-cell flows in complex geometries by Jančigová, Iveta, Kovalčíková, Kristína, Weeber, Rudolf, Cimrák, Ivan

“…A user ready, well documented software package PyOIF contains an implementation of a robust validated computational model for cell flow modelling…”
Get full text