Search Results for author: Fabrice Rousselle

Found 5 papers, 2 papers with code

Inverse Global Illumination using a Neural Radiometric Prior

no code implementations3 May 2023 Saeed Hadadan, Geng Lin, Jan Novák, Fabrice Rousselle, Matthias Zwicker

We train our radiance network and optimize scene parameters simultaneously using a loss consisting of both a photometric term between renderings and the multi-view input images, and our radiometric prior (the residual term).

Inverse Rendering

Real-time Neural Radiance Caching for Path Tracing

2 code implementations23 Jun 2021 Thomas Müller, Fabrice Rousselle, Jan Novák, Alexander Keller

Since pretraining neural networks to handle novel, dynamic scenes is a formidable generalization challenge, we do away with pretraining and instead achieve generalization via adaptation, i. e. we opt for training the radiance cache while rendering.

Neural Radiance Caching

Neural Control Variates

no code implementations2 Jun 2020 Thomas Müller, Fabrice Rousselle, Jan Novák, Alexander Keller

We propose neural control variates (NCV) for unbiased variance reduction in parametric Monte Carlo integration.

Neural Importance Sampling

2 code implementations11 Aug 2018 Thomas Müller, Brian McWilliams, Fabrice Rousselle, Markus Gross, Jan Novák

We propose to use deep neural networks for generating samples in Monte Carlo integration.

Kernel-predicting convolutional networks for denoising monte carlo renderings.

no code implementations ACM Transactions on Graphics 2017 Steve Bako, Thijs Vogels, Brian McWilliams, Mark Meyer, Jan Novák, Alex Harvill, Pradeep Sen, Tony Derose, Fabrice Rousselle

In a second approach, we introduce a novel, kernel-prediction network which uses the CNN to estimate the local weighting kernels used to compute each denoised pixel from its neighbors.

Denoising

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