Search Results for author: Eduard Ramon

Found 7 papers, 3 papers with code

Implicit Shape and Appearance Priors for Few-Shot Full Head Reconstruction

1 code implementation12 Oct 2023 Pol Caselles, Eduard Ramon, Jaime Garcia, Gil Triginer, Francesc Moreno-Noguer

Recent advancements in learning techniques that employ coordinate-based neural representations have yielded remarkable results in multi-view 3D reconstruction tasks.

3D Reconstruction Multi-View 3D Reconstruction

InstantAvatar: Efficient 3D Head Reconstruction via Surface Rendering

no code implementations9 Aug 2023 Antonio Canela, Pol Caselles, Ibrar Malik, Eduard Ramon, Jaime García, Jordi Sánchez-Riera, Gil Triginer, Francesc Moreno-Noguer

In order to speed up the reconstruction process, we propose a system that combines, for the first time, a voxel-grid neural field representation with a surface renderer.

valid

Network-Free, Unsupervised Semantic Segmentation With Synthetic Images

no code implementations CVPR 2023 Qianli Feng, Raghudeep Gadde, Wentong Liao, Eduard Ramon, Aleix Martinez

We derive a method that yields highly accurate semantic segmentation maps without the use of any additional neural network, layers, manually annotated training data, or supervised training.

Segmentation Unsupervised Semantic Segmentation

Photorealistic Facial Wrinkles Removal

no code implementations3 Nov 2022 Marcelo Sanchez, Gil Triginer, Coloma Ballester, Lara Raad, Eduard Ramon

In this work, we revisit a two-stage approach for retouching facial wrinkles and obtain results with unprecedented realism.

SIRA: Relightable Avatars from a Single Image

no code implementations7 Sep 2022 Pol Caselles, Eduard Ramon, Jaime Garcia, Xavier Giro-i-Nieto, Francesc Moreno-Noguer, Gil Triginer

Our key ingredients are two data-driven statistical models based on neural fields that resolve the ambiguities of single-view 3D surface reconstruction and appearance factorization.

Surface Reconstruction

H3D-Net: Few-Shot High-Fidelity 3D Head Reconstruction

1 code implementation ICCV 2021 Eduard Ramon, Gil Triginer, Janna Escur, Albert Pumarola, Jaime Garcia, Xavier Giro-i-Nieto, Francesc Moreno-Noguer

In this paper, we tackle these limitations for the specific problem of few-shot full 3D head reconstruction, by endowing coordinate-based representations with a probabilistic shape prior that enables faster convergence and better generalization when using few input images (down to three).

3D Reconstruction Multi-View 3D Reconstruction +1

Hyperparameter-Free Losses for Model-Based Monocular Reconstruction

1 code implementation16 Aug 2019 Eduard Ramon, Guillermo Ruiz, Thomas Batard, Xavier Giró-i-Nieto

This work proposes novel hyperparameter-free losses for single view 3D reconstruction with morphable models (3DMM).

3D Reconstruction Benchmarking +2

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