Results 21 to 30 of about 57,483 (246)

Digital Compression in Medical Images

Latin-American Journal of Computing, 2022
Imaging technology has long played a principal role in the medical domain, and as such, its use is widespread in the diagnosis and treatment of numerous health conditions.
Alex Cazañas-Gordón, Esther Parra-Mora
doaj  

Image Compression using a Histogram-based Color Transform [PDF]

, 2010
In this paper, a new color transform for image compression is introduced. Weights of the color transform are determined using the histogram of an image, making it image-specific.
A. Enis Cetin, Cetin, A. Enis, Suhre, Alexander, Kivanc Kose, Kose, Kıvanc, Alexander Suhre   +5 more
core   +1 more source

Error resilience analysis of wireless image transmission using JPEG, JPEG 2000 and JPWL [PDF]

, 2009
The wireless extension of the JPEG 2000 standard formally known as JPWL is the newest international standard for still image compression. Different from all previous standards, this new standard was created specifically for wireless imaging applications.
Xiang, Wei, Clemence, Andrew, Leis, John, John Leis, Wang, Yafeng, Andrew Clemence, Yafeng Wang, Wei Xiang   +7 more
core   +1 more source

sj-jpeg-1-gut-10.1177_26345161231182108 – Supplemental material for Understanding the Spectrum of Esophageal Cancer Disparities

, 2023
Supplemental material, sj-jpeg-1-gut-10.1177_26345161231182108 for Understanding the Spectrum of Esophageal Cancer Disparities by Malhar J. Parikh, Nielsen M. Gabriel, Veronica Gryszko and Cherie P.
Veronica Gryszko (17197811), Malhar J. Parikh (17197805), Cherie P. Erkmen (15066793), Nielsen M. Gabriel (17197808)   +3 more
core   +1 more source

A Meta-Heuristic Method for Reassemble Bifragmented Intertwined JPEG Image Files in Digital Forensic Investigation

IEEE Access, 2023
Traditional image recovery from corrupted file systems plays a significant role in Digital Forensics investigation. The images are mainly considered objective court evidence.
Rabei Raad Ali, Kamaruddin Malik Bin Mohamad, Salama A. Mostafa, Dilovan Asaad Zebari, Mohammed Ahmed Jubair, M. Turki-Hadj Alouane   +5 more
doaj   +1 more source

A dataset of the representatives elected in France during the fifth republicZenodo

Data in Brief
The electoral system is a cornerstone of democracy, shaping the structure of political competition, representation, and accountability. In the case of France, it is difficult to access data describing elected representatives, though, as they are ...
Noémie Févrat, Vincent Labatut, Émilie Volpi, Guillaume Marrel   +3 more
doaj   +1 more source

High capacity steganographic method based upon JPEG

, 2008
The two most important aspects of any image-based steganographic system are the quality of the stegoimage and the capacity of the cover image. This paper proposes a novel and high capacity steganographic approach based on Discrete Cosine Transformation (
Al-Mohammad, A, Adel Almohammad, Ghinea, G, Robert M. Hierons, Gheorghita Ghinea, Hierons, RM   +5 more
core   +1 more source

sj-jpeg-1-epb-10.1177_23998083211065765 – Supplemental Material for Toward comparative polycentricity scores: Assessing variations in regional delineation and subcenter identification

, 2021
Supplemental Material, sj-jpeg-1-epb-10.1177_23998083211065765 for Toward comparative polycentricity scores: Assessing variations in regional delineation and subcenter identification by Ryan Thomas, Stephan Schmidt and Stefan Siedentop in Environment and
Stefan Siedentop (5241416), Stephan Schmidt (394425), Ryan Thomas (9744386)   +2 more
core   +1 more source

JPEG steganography: A performance evaluation of quantization tables

, 2009
The two most important aspects of any image based steganographic system are the imperceptibility and the capacity of the stego image. This paper evaluates the performance and efficiency of using optimized quantization tables instead of default JPEG ...
Al-Mohammad, A, Adel Almohammad, Ghinea, G, Robert M. Hierons, Gheorghita Ghinea, Hierons, RM   +5 more
core   +1 more source

Digital fragile watermarking scheme for authentication of JPEG images [PDF]

, 2004
It is a common practice in transform-domain fragile watermarking schemes for authentication purposes to watermark some selected transform coefficients so as to minimise embedding distortion.
C.-T. Li, Li, Chang-Tsun
core   +1 more source