Results 21 to 30 of about 7,629,158 (343)

Low-density parity-check codes for asymmetric distributed source coding [PDF]

open access: yes, 2010
The research work is partially funded by the Strategic Educational Pathways Scholarship Scheme (STEPS-Malta). This scholarship is partly financed by the European Union - European Social Fund (ESF 1.25).Low-Density Parity-Check (LDPC) codes achieve good ...
Debono, Carl James   +3 more
core   +1 more source

Extended IMD2020: a large‐scale annotated dataset tailored for detecting manipulated images

open access: yesIET Biometrics, 2021
Image forensic datasets need to accommodate a complex diversity of systematic noise and intrinsic image artefacts to prevent any overfitting of learning methods to a small set of camera types or manipulation techniques.
Adam Novozámský   +2 more
doaj   +1 more source

Kinetic theory of information -- the dynamics of information [PDF]

open access: yes, 2015
A kinetic approach to the notion of information is proposed, based on Liouville kinetic theory. The general kinetic equation for the evolution of the N-particle information $\mathcal{I}_N$ in a Hamiltonian system of large particle number $N\gg 1$ is ...
Baumjohann, W., Treumann, R. A.
core   +3 more sources

Position Paper Number 1 for the Workshop “Towards Criteria of Sustainability and Social Meaningfulness in Development“: Instrumental Reason as a Hindering Factor for Meaningful Technology Design

open access: yestripleC: Communication, Capitalism & Critique, 2009
This paper is the first of a number of position papers for the workshop “Towards Criteria of Sustainability and Social Meaningfulness in Development“
Wolfgang Hofkirchner, Robert M. Bichler
doaj   +1 more source

A Bit of Information Theory, and the Data Augmentation Algorithm Converges [PDF]

open access: yesIEEE Transactions on Information Theory 54 (2008) 5186--5188, 2008
The data augmentation (DA) algorithm is a simple and powerful tool in statistical computing. In this note basic information theory is used to prove a nontrivial convergence theorem for the DA algorithm.
arxiv   +1 more source

Information Theory of Gravity

open access: yes, 2021
A new model of gravity is presented here similar to the earlier work of Verlinde on Emergent Gravity but without the use of Verlinde's main assumption on the nature of gravity as an entropic force using the First Law of Thermodynamics. Instead, the model will be shown to be consistent with the Second Law of Thermodynamics as used in Black Hole Physics.
openaire   +2 more sources

ALGORITHMIC INFORMATION THEORY [PDF]

open access: yes, 2008
We introduce algorithmic information theory, also known as the theory of Kolmogorov complexity. We explain the main concepts of this quantitative approach to defining `information'. We discuss the extent to which Kolmogorov's and Shannon's information theory have a common purpose, and where they are fundamentally different.
Grünwald, P.D., Vitányi, P.M.B.
openaire   +6 more sources

Information theory of metasurfaces [PDF]

open access: yesNational Science Review, 2019
Abstract We propose a theory to characterize the information and information processing abilities of metasurfaces, and demonstrate the relation between the information of the metasurface and its radiation pattern in the far-field region. By incorporating a general aperture model with uncertainty relation in L2-space, we propose a theory ...
Guo Dong Bai   +6 more
openaire   +3 more sources

Information Theory and Point Processes [PDF]

open access: yesarXiv, 2022
This paper addresses theoretically correct vs. incorrect ways to apply information theory to point processes.
arxiv  

Dataset for file fragment classification of image file formats

open access: yesBMC Research Notes, 2019
Objectives File fragment classification of image file formats is a topic of interest in network forensics. There are a few publicly available datasets of files with image formats.
Reyhane Fakouri, Mehdi Teimouri
doaj   +1 more source

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