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Juan C. Pérez

5 accepted papers

2025

Adaptive Guidance: Training-free Acceleration of Conditional Diffusion Models

AAAI 2025technical

This paper presents a comprehensive study on the role of Classifier-Free Guidance (CFG) in text-conditioned diffusion models from the perspective of inference efficiency. In particular, we relax the default choice of applying CFG in all diffusion steps and instead propose to search for more efficien…

Cited by 8SourcePDFScholar
2023

Re-ReND: Real-Time Rendering of NeRFs across Devices

ICCV 2023poster

This paper proposes a novel approach for rendering a pre-trained Neural Radiance Field (NeRF) in real-time on resource-constrained devices. We introduce Re-ReND, a method enabling Real-time Rendering of NeRFs across Devices. Re-ReND is designed to achieve real-time performance by converting the NeRF…

Cited by 21PDFcodeScholar
2022

3DeformRS: Certifying Spatial Deformations on Point Clouds

CVPR 2022poster

3D computer vision models are commonly used in security-critical applications such as autonomous driving and surgical robotics. Emerging concerns over the robustness of these models against real-world deformations must be addressed practically and reliably. In this work, we propose 3DeformRS, a meth…

Cited by 14PDFcodeScholar
2022

On the Robustness of Quality Measures for GANs

ECCV 2022poster

"This work evaluates the robustness of quality measures of generative models such as Inception Score (IS) and Fréchet Inception Distance (FID). Analogous to the vulnerability of deep models against a variety of adversarial attacks, we show that such metrics can also be manipulated by additive pixel…

2020

Gabor Layers Enhance Network Robustness

ECCV 2020poster

We revisit the benefits of merging classical vision concepts with deep learning models. In particular, we explore the effect of replacing the first layers of various deep architectures with Gabor layers (i.e. convolutional layers with filters that are based on learnable Gabor parameters) on robustne…