Results 21 to 30 of about 2,021,672 (320)

Theory of high-energy correlated multiphoton x-ray diffraction for synchrotron-radiation sources

open access: yesPhysical Review Research, 2023
We present a theoretical formulation for the multiphoton diffraction phenomenology in the nonrelativistic limit, suitable for interpreting high-energy x-ray diffraction measurements using synchrotron radiation sources.
Arunangshu Debnath, Robin Santra
doaj   +1 more source

A Simplified Approach to Evaluate Retinal Blue Light Hazard Using the Correlated Color Temperature of LED Light Sources [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2021
Background: Visible light of short wavelength (blue light) can damage the retina cells, called blue light hazard. To protect the retina, permissible exposure limits have been determined by ICNIRP (the International Commission on Non-Ionizing Radiation ...
Farough Mohammadian   +5 more
doaj   +1 more source

Distributed Joint Source-Channel Coding Using Quasi-Uniform Systematic Polar Codes

open access: yesEntropy, 2018
This paper proposes a distributed joint source-channel coding (DJSCC) scheme using polar-like codes. In the proposed scheme, each distributed source encodes source message with a quasi-uniform systematic polar code (QSPC) or a punctured QSPC, and only ...
Liqiang Jin, Hongwen Yang
doaj   +1 more source

Network Traffic Compression With Side Information

open access: yesIEEE Access, 2020
There is a high degree of correlation among packets traversing the Internet. As these packets are often routed through different paths, eliminating such correlation requires to process them individually.
Ahmad Beirami, Faramarz Fekri
doaj   +1 more source

Quantized Network Coding for correlated sources [PDF]

open access: yesEURASIP Journal on Wireless Communications and Networking, 2014
Submitted for IEEE Transactions on Signal ...
Nabaee, Mahdy, Labeau, Fabrice
openaire   +3 more sources

Precoding-Based Blind Separation of MIMO FIR Mixtures

open access: yesIEEE Access, 2017
This paper focuses on the problem of blind separation of sources mixed by multi-input multi-output finite impulse response channels, which is also called convolutive blind source separation (BSS) in short. This problem has been intensively studied in the
Liu Yang, Yong Xiang, Dezhong Peng
doaj   +1 more source

Robust DOA estimation of complex correlated signals in non-Gaussian CES distributed models [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2022
The sample covariance matrix (SCM) is commonly used in direction-of-arrival (DOA) estimation methods when the noise or observations are circular complex Gaussian (C CG) distributed. However, with a very heavy-tailed non-Gaussian noise model, the
Abeida Habti
doaj   +1 more source

Pattern Matching Statistics on Correlated Sources [PDF]

open access: yes, 2006
In pattern matching algorithms, two characteristic parameters play an important role : the number of occurrences of a given pattern, and the number of positions where a pattern occurrence ends. Since there may exist many occurrences which end at the same position, these two parameters may differ in a significant way.
Bourdon, Jérémie, Vallée, Brigitte
openaire   +2 more sources

Optimizing age of information with correlated sources

open access: yesProceedings of the Twenty-Third International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing, 2022
We develop a simple model for the timely monitoring of correlated sources over a wireless network. Using this model, we study how to optimize weighted-sum average Age of Information (AoI) in the presence of correlation. First, we discuss how to find optimal stationary randomized policies and show that they are at-most a factor of two away from optimal ...
Vishrant Tripathi, Eytan Modiano
openaire   +3 more sources

Polarized electromagnetic radiation from spatially correlated sources [PDF]

open access: yesPhysical Review E, 2001
We consider the effect of spatial correlations on sources of polarized electromagnetic radiation. The sources, assumed to be monochromatic, are constructed out of dipoles aligned along a line such that their orientation is correlated with their position.
Agarwal, Abhishek   +2 more
openaire   +3 more sources

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