Search Results for author: Cristiano Saltori

Found 12 papers, 9 papers with code

Regularized Evolutionary Algorithm for Dynamic Neural Topology Search

no code implementations15 May 2019 Cristiano Saltori, Subhankar Roy, Nicu Sebe, Giovanni Iacca

Although very effective, evolutionary algorithms rely heavily on having a large population of individuals (i. e., network architectures) and is therefore memory expensive.

Evolutionary Algorithms Neural Architecture Search +1

Incremental learning for the detection and classification of GAN-generated images

1 code implementation3 Oct 2019 Francesco Marra, Cristiano Saltori, Giulia Boato, Luisa Verdoliva

Current developments in computer vision and deep learning allow to automatically generate hyper-realistic images, hardly distinguishable from real ones.

Face Generation General Classification +1

Low-Budget Label Query through Domain Alignment Enforcement

no code implementations1 Jan 2020 Jurandy Almeida, Cristiano Saltori, Paolo Rota, Nicu Sebe

Deep learning revolution happened thanks to the availability of a massive amount of labelled data which have contributed to the development of models with extraordinary inference capabilities.

Unsupervised Domain Adaptation

SF-UDA$^{3D}$: Source-Free Unsupervised Domain Adaptation for LiDAR-Based 3D Object Detection

1 code implementation16 Oct 2020 Cristiano Saltori, Stéphane Lathuiliére, Nicu Sebe, Elisa Ricci, Fabio Galasso

In the case of LiDAR, in fact, domain shift is not only due to changes in the environment and in the object appearances, as for visual data from RGB cameras, but is also related to the geometry of the point clouds (e. g., point density variations).

3D Object Detection Object +2

CoSMix: Compositional Semantic Mix for Domain Adaptation in 3D LiDAR Segmentation

2 code implementations20 Jul 2022 Cristiano Saltori, Fabio Galasso, Giuseppe Fiameni, Nicu Sebe, Elisa Ricci, Fabio Poiesi

We propose a new approach of sample mixing for point cloud UDA, namely Compositional Semantic Mix (CoSMix), the first UDA approach for point cloud segmentation based on sample mixing.

3D Unsupervised Domain Adaptation Autonomous Driving +5

Data Augmentation-free Unsupervised Learning for 3D Point Cloud Understanding

1 code implementation6 Oct 2022 Guofeng Mei, Cristiano Saltori, Fabio Poiesi, Jian Zhang, Elisa Ricci, Nicu Sebe, Qiang Wu

Unsupervised learning on 3D point clouds has undergone a rapid evolution, especially thanks to data augmentation-based contrastive methods.

3D Object Classification Contrastive Learning +3

Overlap-guided Gaussian Mixture Models for Point Cloud Registration

1 code implementation17 Oct 2022 Guofeng Mei, Fabio Poiesi, Cristiano Saltori, Jian Zhang, Elisa Ricci, Nicu Sebe

Probabilistic 3D point cloud registration methods have shown competitive performance in overcoming noise, outliers, and density variations.

Point Cloud Registration

Compositional Semantic Mix for Domain Adaptation in Point Cloud Segmentation

1 code implementation28 Aug 2023 Cristiano Saltori, Fabio Galasso, Giuseppe Fiameni, Nicu Sebe, Fabio Poiesi, Elisa Ricci

In this study, we introduce compositional semantic mixing for point cloud domain adaptation, representing the first unsupervised domain adaptation technique for point cloud segmentation based on semantic and geometric sample mixing.

Point Cloud Completion Point Cloud Segmentation +2

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