Results 111 to 120 of about 5,766,339 (246)

Anchor Flow Maps: Efficient Sampling and Approximation of the Entire Flow Map

open access: yesComputer Graphics Forum, EarlyView.
Abstract Flow maps are a fundamental concept for the visualization and analysis of time‐dependent flows. A common approach is to apply sampling and reconstruction – which comes with a number of problems: flow maps are high‐dimensional functions with locally large gradients which makes approximations very challenging.
D. Stelter   +3 more
wiley   +1 more source

The affine Cauchy problem

open access: yes, 2008
The aim of this paper is to solve the Cauchy problem for locally strongly convex surfaces which are extremal for the equiaffine area functional. These surfaces are called affine maximal surfaces and here, we give a new complex representation which let us
Francisco Milán   +5 more
core   +1 more source

Fast Nodal Hessian Computation for Peridynamic Fracture Simulation

open access: yesComputer Graphics Forum, EarlyView.
A fast, exact nodal Hessian computation for Non‐Ordinary State‐Based Peridynamics is introduced through analytical simplification and a warp‐centric GPU strategy. The method accelerates preconditioned solvers and Vertex Block Descent, enabling interactive fracture simulation with physical accuracy.
Yuxiong Qin   +2 more
wiley   +1 more source

On abstract nonlocal Cauchy problem [PDF]

open access: yes, 2015
In this paper, we investigate the existence and uniqueness of the classical solution to an abstract nonlocal Cauchy problem.
Byszewski, Ludwik, Bednarz, Adam
core  

Arti4D: Statistical Analysis and Modelling of the Spatio‐temporal Variability in Articulated 4D Shapes

open access: yesComputer Graphics Forum, EarlyView.
Abstract We propose a novel framework for the statistical modeling and analysis of the spatio‐temporal shape variability in articulated 4D (i.e., 3D + time) shapes such as human bodies and animals. We treat articulated 3D shapes, represented using parametric models such as SMPL or its variants, as elements of the product space of shape and pose ...
Z. Li, A. Amrani, S. Rai, H. Laga
wiley   +1 more source

The problem of Cauchy associated to an equation of type Kuramoto-Sivashisky two-dimensional periodic

open access: yes, 2009
El propósito de este trabajo es abordar la buena colocación en los espacios de Sobolev Hs(T2) para s≥1 del problema de Cauchy asociado a una ecuación del tipo Kuramoto-Sivashisky bidimensional periódica; que modela fenómenos físicos que ocurren en ...
Campos Palomino, Juvitsa Milena
core  

Oeuvres complètes d'Augustin Cauchy. 1er série

open access: yes, 1900
Augustin Cauchy ; publ. sous la direction scientifique de l'Académie des Sciences ...[et al.
Cauchy, Augustin Louis, [s.n.]
core   +1 more source

Beyond Spherical Harmonics: Rethinking Appearance Models for Radiance Reconstruction

open access: yesComputer Graphics Forum, EarlyView.
Abstract View‐dependent appearance modeling remains a challenging problem in novel‐view synthesis and reconstruction. Accurately representing complex angular effects often requires substantial memory and computational resources. For new learning‐based methods, a common approach is to rely on Spherical Harmonics (SH).
Ewa Miazga, Jorge Condor, Piotr Didyk
wiley   +1 more source

Primal SPH Solver for Strongly Coupled Multiphase Simulations with High Density Ratios

open access: yesComputer Graphics Forum, EarlyView.
Abstract In recent years, the Smoothed Particle Hydrodynamics (SPH) approach has been increasingly used for multiphase simulations involving interactions between diverse materials. A critical component of an SPH simulator is the pressure solver, which not only facilitates the simulation of compressible or incompressible fluids but also handles contact ...
Jan Bender   +3 more
wiley   +1 more source

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