Dec 7, 2016 · Accurate unsupervised tampering localization is one of the most challenging problems in digital image forensics. In this paper, we consider ...

In this work, we study different strategies for performing. Page 2. multi-scale analysis in PRNU-based tampering localization. Firstly, we adapt our fusion ...

Three strategies are implemented for a well-known PRNU-based detector: multi-scale fusion strategy, segmentation-guided strategy,

This method segments two images together by associating the information from the two images and thus reduces the noises and errors caused by area transition and ...

Jan 25, 2017 · Abstract— Accurate unsupervised tampering localization is one of the most challenging problems in digital image forensics.

Apr 1, 2017 · Accurate unsupervised tampering localization is one of the most challenging problems in digital image forensics. In this paper, we consider ...

Feb 26, 2019 · In this paper, we focus on tampering localization based on the PRNU algorithm. The core of PRNU-based tampering localization involves the ...

First, the test image is segmented into nonoverlapped patches with multiple scales. Second, correlations of PRNU are estimated on nonoverlapped patches to ...

The dataset comes from our paper Multi-scale Analysis Strategies in PRNU-based Tampering Localization and can be used only for educational and research purposes ...

Feb 6, 2023 · Motivated by this, we propose an end-to-end multi-scale decision fusion strategy, where a mapping from multi-scale forgery probabilities to ...