Results 21 to 30 of about 1,949 (251)

An Enhanced Dynamic Signature Verification using the X and Y Histogram Features

open access: yesInfotekmesin: Media Komunikasi Ilmiah Politeknik Cilacap, 2021
Dynamic signature verification by using histogram features is a well-known signature forgery detection technique due to its high performance. However, this technique is often limited to angular histograms derived from vectors containing two adjacent ...
Aris Tjahyanto   +2 more
doaj   +1 more source

Scene Segmentation for Interframe Forgery Identification

open access: yesJournal of ICT Research and Applications, 2023
A common type of video forgery is inter-frame forgery, which occurs in the temporal domain, such as frame duplication, frame insertion, and frame deletion. Some existing methods are not effective to detect forgeries in static scenes.
Andriani   +2 more
doaj   +1 more source

Revisiting Face Forgery Detection: From Facial Representation to Forgery Detection

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence
Face Forgery Detection (FFD), or Deepfake detection, aims to determine whether a digital face is real or fake. Due to different face synthesis algorithms with diverse forgery patterns, FFD models often overfit specific patterns in training datasets, resulting in poor generalization to other unseen forgeries.
Guo, Zonghui   +4 more
openaire   +3 more sources

Learning to Discover Forgery Cues for Face Forgery Detection

open access: yesIEEE Transactions on Information Forensics and Security
TIFS ...
Jiahe Tian   +6 more
openaire   +2 more sources

AN OPTIMIZED CONVOLUTION NEURAL NETWORK BASED INTER-FRAME FORGERY DETECTION MODEL - A MULTI-FEATURE EXTRACTION FRAMEWORK

open access: yesICTACT Journal on Image and Video Processing, 2021
Surveillance systems are becoming pervasive throughout our daily lives, and surveillance recordings are being used as the essential evidence in criminal investigations. The authenticity of surveillance videos is tough to confirm.
Jatin Patel, Ravi Sheth
doaj   +1 more source

Fast copy-move forgery detection algorithm based on group SIFT

open access: yesTongxin xuebao, 2020
Aiming at the high computational complexity of the existing copy-move image forgery detection algorithm,a copy-move forgery detection algorithm based on group scale-invariant feature transform (SIFT) was proposed.Firstly,the simple linear iterative ...
Bin XIAO   +3 more
doaj   +2 more sources

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Visual Complexity in Korean Documents: Toward Language-Specific Datasets for Deep Learning-Based Forgery Detection

open access: yesApplied Sciences
Recent advancements in information and communication technology have driven various organizations, including businesses, government agencies, and institutions, to digitize and manage critical documents. Document digitization mitigates spatial constraints
Yong-Yeol Bae, Dae-Jea Cho, Ki-Hyun Jung
doaj   +1 more source

A new video forgery detection approach based on forgery line

open access: yesTURKISH JOURNAL OF ELECTRICAL ENGINEERING & COMPUTER SCIENCES, 2017
In recent years, we have continually encountered multimedia files in daily life, as evidence in courts, medical records in hospitals, etc. Many multimedia-editing software tools have been developed in parallel to the widespread usage of multimedia files.
Isilay Bozkurt   +2 more
openaire   +2 more sources

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

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