Results 1 to 10 of about 50,349 (279)

Recent Advances in Passive Digital Image Security Forensics: A Brief Review

open access: yesEngineering, 2018
With the development of sophisticated image editing and manipulation tools, the originality and authenticity of a digital image is usually hard to determine visually.
Xiang Lin   +5 more
doaj   +3 more sources

A robust watermarking hybrid algorithm for color image [PDF]

open access: yesMATEC Web of Conferences, 2021
In order to improve the anti-attack performance of the watermark to meet the requirements of copyright protection and content forensics. This paper proposes a digital watermarking hybrid algorithm based on color images.
Song Mengli   +5 more
doaj   +1 more source

Dual-Domain Fusion Convolutional Neural Network for Contrast Enhancement Forensics

open access: yesEntropy, 2021
Contrast enhancement forensics techniques have always been of great interest for the image forensics community, as they can be an effective tool for recovering image history and identifying tampered images.
Pengpeng Yang
doaj   +1 more source

Neural noiseprint transfer: a generic noiseprint-based counter forensics framework [PDF]

open access: yesPeerJ Computer Science, 2023
A noiseprint is a camera-related artifact that can be extracted from an image to serve as a powerful tool for several forensic tasks. The noiseprint is built with a deep learning data-driven approach that is trained to produce unique noise residuals with
Ahmed Elliethy
doaj   +2 more sources

Multiscale Content-Independent Feature Fusion Network for Source Camera Identification

open access: yesApplied Sciences, 2021
In recent years, source camera identification has become a research hotspot in the field of image forensics and has received increasing attention. It has high application value in combating the spread of pornographic photos, copyright authentication of ...
Changhui You   +4 more
doaj   +1 more source

Generalized Richardson-Lucy (GRL) for analyzing multi-shell diffusion MRI data

open access: yesNeuroImage, 2020
Spherical deconvolution is a widely used approach to quantify the fiber orientation distribution (FOD) from diffusion MRI data of the brain. The damped Richardson-Lucy (dRL) is an algorithm developed to perform robust spherical deconvolution on single ...
Fenghua Guo   +4 more
doaj   +1 more source

Detection of Spliced Image Forensics Using Texture Analysis of Median Filter Residual

open access: yesIEEE Access, 2020
In the image forensics, detection of Cut-Paste manipulation is complicated computing. In this paper, the texture analysis of the spliced image is used to detect image forensics.
Kang Hyeon Rhee
doaj   +1 more source

Exposing Fake Faces Through Deep Neural Networks Combining Content and Trace Feature Extractors

open access: yesIEEE Access, 2021
With the breakthrough of computer vision and deep learning, there has been a surge of realistic-looking fake face media manipulated by AI such as DeepFake or Face2Face that manipulate facial identities or expressions.
Eunji Kim, Sungzoon Cho
doaj   +1 more source

Differential imaging forensics [PDF]

open access: yes, 2019
We introduce some new forensics based on differential imaging, where a novel category of visual evidence created via subtle interactions of light with a scene, such as dim reflections, can be computationally extracted and amplified from an image of interest through a comparative analysis with an additional reference baseline image acquired under ...
Bourquard, Aurélien, Yan, Jeff
  +5 more sources

Self-Supervised Learning for the Distinction between Computer-Graphics Images and Natural Images

open access: yesApplied Sciences, 2023
With the increasing visual realism of computer-graphics (CG) images generated by advanced rendering engines, the distinction between CG images and natural images (NIs) has become an important research problem in the image forensics community.
Kai Wang
doaj   +1 more source

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