Results 51 to 60 of about 7,138 (264)

Contrast Enhancement Estimation for Digital Image Forensics [PDF]

ACM Transactions on Multimedia Computing, Communications, and Applications, 2018
Inconsistency in contrast enhancement can be used to expose image forgeries. In this work, we describe a new method to estimate contrast enhancement operations from a single image. Our method takes advantage of the nature of contrast enhancement as a mapping between pixel values and the distinct characteristics it introduces to the image pixel ...
Longyin Wen, Honggang Qi, Siwei Lyu
openaire   +2 more sources

Phantom citations: An empirical study of non‐existent and unverifiable references in scholarly literature

Journal of the Association for Information Science and Technology, EarlyView.
Abstract The integrity of scholarly communication depends critically on the accuracy and verifiability of cited references. Citations enable readers to trace prior work, assess evidence, and situate new contributions within the existing literature. However, concerns have emerged regarding the presence of references in published papers that cannot be ...
Chengcheng Han, Sathiamoorthy Manoharan, Xinfeng Ye, Ulrich Speidel   +3 more
wiley   +1 more source

Smartphone image acquisition forensics using sensor fingerprint

IET Computer Vision, 2015
The forensic analysis of digital images from mobile devices is particularly important given their quick expansion and everyday use in the society. A further consequence of digital images' widespread use is that they are used today as silent witnesses in ...
Ana Lucila Sandoval Orozco, Luis Javier García Villalba, David Manuel Arenas González, Jocelin Rosales Corripio, Julio Hernandez‐Castro, Stuart James Gibson   +5 more
doaj   +1 more source

Hair analysis of formoterol as a novel tool to assess long‐term inhalation medication adherence: Data from the TRICOLON trial

British Journal of Clinical Pharmacology, EarlyView.
Aim The aim of this paper is to examine inhaled formoterol concentrations in hair and assess the potential of hair analysis as a tool for measuring long‐term adherence, by validation with objective data from digital inhalers. Methods Hair samples and digital inhaler data were collected from patients with COPD in 10 hospitals in the Netherlands as part ...
Liz J. A. Cuperus, A. Mireille A. Wessels, Huib A. M. Kerstjens, Daan J. Touw, Erik W. M. A. Bischoff, Job van der Palen, Arnoud Aldenkamp, Astrid van Huisstede, Folkert Brijker, Stephan Dik, Lidwien Graat‐Verboom, Martijn Goosens, Peter Th. W. van Hal, Jolanda C. Kuijvenhoven, Lisette I. Z. Kunz, Renske van der Meer, Mariette H. A. Scholma‐Bronsema, Job F. M. van Boven, Johannes C. C. M. in't Veen, the TRICOLON study group, Marjo van der Poel, Irini Piso, Marijke Amelink, Anke Rol, Jennifer de Graaf, Petra Hirmann, Fleur van Tour, Elly Jordens, Lydia Alfing, Gerda Lenderink, Truus Rietveld, Jasmijn van Campen, Jantine de Bruijn, Janice van ter Burg, Liselore Baarssmit, Walter van Litsenburg, Len Knoops, Margot Eggermont‐Schilt, Manon de Waard‐Heijligers, Ilonka Paalvast‐Schouten, Mariette Scholma, Sandra Brookman‐Mozes, Inge Paas, Lidwien Verboom, Karin van Mierlo‐Snoeijs   +44 more
wiley   +1 more source

Sex Prediction From the Clavicle Using Computerized Tomography Images via Traditional and Hybrid Deep Learning Models

Clinical Anatomy, EarlyView.
ABSTRACT The aim of this study is to perform high accuracy sex prediction from clavicle images using proposed hybrid deep learning models and traditional deep learning models. The clavicle of 807 female and 805 male individuals obtained from Computed Tomography were segmented in 3D format and saved in jpeg format as superior–inferior and right–left ...
Yusuf Secgin, Muhammet Cakmak, Deniz Senol, Seren Kaya, Oğuzhan Oztürk, Oğuzhan Harmandaoğlu, Hatice Yenigül, Eslem Yaren Bıyık, Omer Onbaş   +8 more
wiley   +1 more source

Contrastive Speaker Representation Learning with Hard Negative Sampling for Speaker Recognition

Sensors
Speaker recognition is a technology that identifies the speaker in an input utterance by extracting speaker-distinguishable features from the speech signal.
Changhwan Go, Young Han Lee, Taewoo Kim, Nam In Park, Chanjun Chun   +4 more
doaj   +1 more source

VISION: a video and image dataset for source identification

EURASIP Journal on Information Security, 2017
Forensic research community keeps proposing new techniques to analyze digital images and videos. However, the performance of proposed tools are usually tested on data that are far from reality in terms of resolution, source device, and processing history.
Dasara Shullani, Marco Fontani, Massimo Iuliani, Omar Al Shaya, Alessandro Piva   +4 more
doaj   +1 more source

Digital Image Forensics: Discovering The History Of Digital Images

, 2018
Digital multimedia contents such as image, video, and audio can be tampered easily due to the availability of powerful editing softwares. Multimedia forensics is devoted to analyze these contents by using various digital forensic techniques in order to validate their authenticity.
Gurinder Singh, Kulbir Singh
openaire   +2 more sources

Dr. Leena Krogerus: A Grand Old Lady of the Finnish Cytopathology and My Cytopathology Mum

Diagnostic Cytopathology, EarlyView.
ABSTRACT The communication introduces former President of the Finnish Society of Clinical Cytology and organizer of the European Congress of Cytology in Rovaniemi, Dr. Leena Krogerus. She played an important role in the formation of my cytopathology career as she led my path in cytopathology education, research, and leadership.
Ivana Kholová
wiley   +1 more source

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

Engineering, 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, Jian-Hua Li, Shi-Lin Wang, Alan-Wee-Chung Liew, Feng Cheng, Xiao-Sa Huang   +5 more
doaj   +1 more source