no code implementations • 26 Jan 2021 • Pengpeng Yang, Daniele Baracchi, Massimo Iuliani, Dasara Shullani, Rongrong Ni, Yao Zhao, Alessandro Piva
Furthermore, it is capable of correctly identifying the operating system of the source device for most of the tampered videos.
no code implementations • 10 Sep 2020 • Massimo Iuliani, Marco Fontani, Alessandro Piva
However, with the advent of computational photography, most recent devices heavily process the acquired pixels, possibly introducing non-unique artifacts that may reduce PRNU noise's distinctiveness, especially when several exemplars of the same device model are involved in the analysis.
1 code implementation • 20 May 2020 • Sara Mandelli, Fabrizio Argenti, Paolo Bestagini, Massimo Iuliani, Alessandro Piva, Stefano Tubaro
To decide whether a digital video has been captured by a given device, multimedia forensic tools usually exploit characteristic noise traces left by the camera sensor on the acquired frames.
no code implementations • 13 Jan 2016 • Victor Schetinger, Massimo Iuliani, Alessandro Piva, Manuel M. Oliveira
The field of image composition is constantly trying to improve the ways in which an image can be altered and enhanced.