Results 201 to 210 of about 21,302 (261)

2D Neural Fields with Learned Discontinuities

open access: yesComputer Graphics Forum, EarlyView.
Abstract Effective representation of 2D images is fundamental in digital image processing, where traditional methods like raster and vector graphics struggle with sharpness and textural complexity, respectively. Current neural fields offer high fidelity and resolution independence but require predefined meshes with known discontinuities, restricting ...
Chenxi Liu   +4 more
wiley   +1 more source

Neural Two‐Level Monte Carlo Real‐Time Rendering

open access: yesComputer Graphics Forum, EarlyView.
Abstract We introduce an efficient Two‐Level Monte Carlo (subset of Multi‐Level Monte Carlo, MLMC) estimator for real‐time rendering of scenes with global illumination. Using MLMC we split the shading integral into two parts: the radiance cache integral and the residual error integral that compensates for the bias of the first one.
Mikhail Dereviannykh   +3 more
wiley   +1 more source

Learning Metric Fields for Fast Low‐Distortion Mesh Parameterizations

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present a fast and robust method for computing an injective parameterization with low isometric distortion for disk‐like triangular meshes. Harmonic function‐based methods, with their rich mathematical foundation, are widely used. Harmonic maps are particularly valuable for ensuring injectivity under certain boundary conditions. In addition,
G. Fargion, O. Weber
wiley   +1 more source

From Words to Wood: Text‐to‐Procedurally Generated Wood Materials

open access: yesComputer Graphics Forum, EarlyView.
Abstract In the domain of wood modeling, we present a new complex appearance model, coupled with a user‐friendly NLP‐based frontend for intuitive interactivity. First, we present a procedurally generated wood model that is capable of accurately simulating intricate wood characteristics, including growth rings, vessels/pores, rays, knots, and figure ...
Mohcen Hafidi, Alexander Wilkie
wiley   +1 more source

State‐of‐the‐art Report in Sketch Processing

open access: yesComputer Graphics Forum, EarlyView.
Abstract Sketches are a powerful and natural form of communication and are used in numerous systems for modelling, animation, shape retrieval, and editing. Despite their popularity, rough sketches — whether raster or vector, 2D or 3D — are often too complex and imprecise to be used directly and thus need special processing.
Chenxi Liu, Mikhail Bessmeltsev
wiley   +1 more source

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