Studying the impact of sharing platforms like social networks and messaging services on
multimedia content nowadays represents a due step in multimedia forensics research. In this …

With the explosive development in digital techniques, ordinary people without professional
training are capable to edit digital images with applications. As a common image processing …

The quantization step is a crucial parameter in JPEG compression, that can reveal the
compression history of a JPEG image. Estimating the quantization steps for single …

JPEG-domain enhancement improves the visual quality of JPEG images by directly
manipulating the decoded DCT (discrete cosine transform) coefficients, which inevitably …

Image forging is the alteration of a digital image to conceal some of the necessary or helpful
information. It cannot be easy to distinguish the modified region from the original image in …

As one of the most important forensic tasks, reconstruction of the original information in
tampered images is a key step for tampering detection and localization. Currently, a number …

Recently, with most mobile phones coming with dual cameras, stereo image super-
resolution is becoming increasingly popular in phones and other modern acquisition …

Due to the increasingly unbridled practice of sharing visual content on the web, tracing back
past history of uploaded images is getting far from being an easy task. Nonetheless, forensic …

The JPEG compression format provides a rich source of forensic traces that include
quantization artifacts, fingerprints of the container format, and numerical particularities of …

Compression history detection plays an important role in digital multimedia forensics. Most
existing works, however, mainly focus on digital image and video. Additionally, the existed …