Search Results for author: Davide Alessandro Coccomini

Found 6 papers, 4 papers with code

Deepfake Detection without Deepfakes: Generalization via Synthetic Frequency Patterns Injection

no code implementations20 Mar 2024 Davide Alessandro Coccomini, Roberto Caldelli, Claudio Gennaro, Giuseppe Fiameni, Giuseppe Amato, Fabrizio Falchi

We propose to train detectors using only pristine images injecting in part of them crafted frequency patterns, simulating the effects of various deepfake generation techniques without being specific to any.

DeepFake Detection Face Swapping +1

Detecting Images Generated by Diffusers

1 code implementation9 Mar 2023 Davide Alessandro Coccomini, Andrea Esuli, Fabrizio Falchi, Claudio Gennaro, Giuseppe Amato

This paper explores the task of detecting images generated by text-to-image diffusion models.

MINTIME: Multi-Identity Size-Invariant Video Deepfake Detection

1 code implementation20 Nov 2022 Davide Alessandro Coccomini, Giorgos Kordopatis Zilos, Giuseppe Amato, Roberto Caldelli, Fabrizio Falchi, Symeon Papadopoulos, Claudio Gennaro

In this paper, we introduce MINTIME, a video deepfake detection approach that captures spatial and temporal anomalies and handles instances of multiple people in the same video and variations in face sizes.

Classification DeepFake Detection +1

Predicting Tornadoes days ahead with Machine Learning

no code implementations11 Aug 2022 Davide Alessandro Coccomini, Giuliano Zara

Developing methods to predict disastrous natural phenomena is more important than ever, and tornadoes are among the most dangerous ones in nature.

Cross-Forgery Analysis of Vision Transformers and CNNs for Deepfake Image Detection

2 code implementations28 Jun 2022 Davide Alessandro Coccomini, Roberto Caldelli, Fabrizio Falchi, Claudio Gennaro, Giuseppe Amato

Deepfake Generation Techniques are evolving at a rapid pace, making it possible to create realistic manipulated images and videos and endangering the serenity of modern society.

DeepFake Detection Face Swapping

Transformer-Based Multi-modal Proposal and Re-Rank for Wikipedia Image-Caption Matching

2 code implementations21 Jun 2022 Nicola Messina, Davide Alessandro Coccomini, Andrea Esuli, Fabrizio Falchi

With the increased accessibility of web and online encyclopedias, the amount of data to manage is constantly increasing.

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