Luiz Velho

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IMPA

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University of Coimbra

Professor, Full Researcher at IMPA

Featured Co-authors

Evgeny Burnaev
117 publications
Alexey Artemov
20 publications
Youyi Zheng
16 publications
Tiago Novello
11 publications
Vinicius da Silva
10 publications
Vage Egiazarian
8 publications
Helio Lopes
8 publications
Oleg Voynov
6 publications
Andrey Kravchenko
4 publications
Guilherme Schardong
3 publications
Luiz Schirmer
3 publications

∙ 01/24/2022

Neural Implicit Surfaces in Higher Dimension

This work investigates the use of neural networks admitting high-order d...

Tiago Novello, et al. ∙

∙ 01/23/2022

Differential Geometry in Neural Implicits

We introduce a neural implicit framework that bridges discrete different...

Tiago Novello, et al. ∙

∙ 01/22/2022

MIP-plicits: Level of Detail Factorization of Neural Implicits Sphere Tracing

We introduce MIP-plicits, a novel approach for rendering 3D and 4D Neura...

Vinicius da Silva, et al. ∙

∙ 12/21/2021

Can We Use Neural Regularization to Solve Depth Super-Resolution?

Depth maps captured with commodity sensors often require super-resolutio...

Milena Gazdieva, et al. ∙

∙ 02/02/2021

Real-time rendering of complex fractals

This chapter describes how to use intersection and closest-hit shaders t...

Vinicius da Silva, et al. ∙

∙ 12/18/2020

Proceduray – A light-weight engine for procedural primitive ray tracing

We introduce Proceduray, an engine for real-time ray tracing of procedur...

Vinicius da Silva, et al. ∙

∙ 06/19/2020

Ray-VR: Ray Tracing Virtual Reality in Falcor

NVidia RTX platform has been changing and extending the possibilities fo...

Vinicius da Silva, et al. ∙

∙ 05/26/2020

How to see the eight Thurston geometries

A manifold is a topological space that is locally Euclidean. Manifolds a...

Tiago Novello, et al. ∙

∙ 05/20/2020

Deep Reinforcement Learning for High Level Character Control

In this paper, we propose the use of traditional animations, heuristic b...

Caio Souza, et al. ∙

∙ 05/11/2020

Design and visualization of Riemannian metrics

Local and global illumination were recently defined in Riemannian manifo...

Tiago Novello, et al. ∙

∙ 03/24/2020

Global Illumination of non-Euclidean spaces

This paper presents a path tracer algorithm to compute the global illumi...

Tiago Novello, et al. ∙

∙ 12/13/2019

Latent-Space Laplacian Pyramids for Adversarial Representation Learning with 3D Point Clouds

Constructing high-quality generative models for 3D shapes is a fundament...

Vage Egiazarian, et al. ∙

∙ 04/17/2015

Real-time correction of panoramic images using hyperbolic Möbius transformations

Wide-angle images gained a huge popularity in the last years due to the ...

Luis Peñaranda, et al. ∙