An adaptive neural network for unsupervised mosaic consistency analysis in image forensics

Q Bammey, RG Gioi, JM Morel - Proceedings of the IEEE …, 2020 - openaccess.thecvf.com
Automatically finding suspicious regions in a potentially forged image by splicing, inpainting
or copy-move remains a widely open problem. Blind detection neural networks trained on …

Diffusion models meet image counter-forensics

M Tailanián, M Gardella, A Pardo… - Proceedings of the …, 2024 - openaccess.thecvf.com
From its acquisition in the camera sensors to its storage, different operations are performed
to generate the final image. This pipeline imprints specific traces into the image to form a …

Design of the color classification system for sunglass lenses using PCA-PSO-ELM

H Jian, Q Lin, J Wu, X Fan, X Wang - Measurement, 2022 - Elsevier
Color deviation of the sunglass lens brings many problems to the pairing of sunglasses. In
order to accurately classify the sunglass lens by color depth, a data acquisition system …

[HTML][HTML] Forgery detection in digital images by multi-scale noise estimation

M Gardella, P Musé, JM Morel, M Colom - Journal of Imaging, 2021 - mdpi.com
A complex processing chain is applied from the moment a raw image is acquired until the
final image is obtained. This process transforms the originally Poisson-distributed noise into …

An improved algorithm for digital image authentication and forgery localization using demosaicing artifacts

N Le, F Retraint - IEEE Access, 2019 - ieeexplore.ieee.org
This paper focuses on the digital image authentication and forgery localization using
demosaicing artifacts. The aim is to build an algorithm allowing a bridge between the color …

A contrario mosaic analysis for image forensics

Q Bammey - International Conference on Advanced Concepts for …, 2023 - Springer
With the advent of recent technologies, image editing has become accessible even without
expertise. However, this ease of manipulation has given rise to malicious manipulation of …

Mining collaborative spatio-temporal clues for face forgery detection

B Ding, Z Fan, Z Zhao, S **a - Multimedia Tools and Applications, 2024 - Springer
Face forgery detection has been a widespread issue recently due to the adverse effects of
face forgery techniques on social media. The state-of-the-art deep learning based methods …

Forgery detection by internal positional learning of demosaicing traces

Q Bammey, RG von Gioi… - Proceedings of the IEEE …, 2022 - openaccess.thecvf.com
Abstract We propose 4Point (Forensics with Positional Internal Training), an unsupervised
neural network trained to assess the consistency of the image colour mosaic to find …

Non-semantic evaluation of image forensics tools: Methodology and database

Q Bammey, T Nikoukhah, M Gardella… - Proceedings of the …, 2022 - openaccess.thecvf.com
We propose a new method to evaluate image forensics tools, that characterizes what image
cues are being used by each detector. Our method enables effortless creation of an …

Analysis and experimentation on the ManTraNet image forgery detector

Q Bammey - Image Processing On Line, 2022 - ipol.im
This work describes the ManTraNet network for image forgery detection. ManTraNet is an
end-to-end convolutional neural network composed of two sub-networks, one to extract …