Results 41 to 50 of about 50,253 (264)

Indemnification of angular and Dopler Distortions discrete it is frequency manipulated signals with the linear frequency-modulated impulses impulses in antenna arrays

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The analysis of singularities of influence angular and Dopler distortions on results of handling of the discrete is frequency-keyed signals in broad-band systems of spatio-temporal handling is carried out.
E. N. Builou   +3 more
doaj  

Enhancing Wireless Communication Efficiency Using Dynamic Nonlinear Distortion Adaptive Optimization Analysis

open access: yesMeasurement Science Review
Modern communication networks require improved signal quality and spectrum efficiency. Modern wireless communication relies heavily on the multiple input multiple output (MIMO) technology to improve spectrum efficiency and achieve faster data rates ...
Jayarani R, Narmadhai N
doaj   +1 more source

Performance Evaluation of Generalized Frequency Division Multiplexing Systems Over Non-Linearities With Memory

open access: yesIEEE Access, 2019
The fifth generation (5G) of mobile communications systems plans to support different types of applications, where each of these applications may have different requirements. For this reason, the main characteristic of 5G mobile communications systems is
Alexander Hilario-Tacuri   +5 more
doaj   +1 more source

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

Stochastic linear programming with a distortion risk constraint [PDF]

open access: yesOR Spectrum, 2014
Linear optimization problems are investigated whose parameters are uncertain. We apply coherent distortion risk measures to capture the possible violation of a restriction. Each risk constraint induces an uncertainty set of coefficients, which is shown to be a weighted-mean trimmed region.
Bazovkin, Pavel, Mosler, Karl
openaire   +4 more sources

Spatial biology in cancer epigenetics

open access: yesMolecular Oncology, EarlyView.
Spatial epigenomics combines molecular profiling with tissue architecture to reveal how gene regulation is organized within intact tissues. In cancer, these technologies uncover the mechanisms driving tumor heterogeneity and microenvironmental interactions, opening new opportunities for biomarker discovery and precision medicine.
Eva Crespo‐García, Manel Esteller
wiley   +1 more source

Enhanced curve representations using piecewise non-linear binary subdivision scheme

open access: yesArab Journal of Basic and Applied Sciences
This study presents a piecewise non-linear binary subdivision scheme based on a four-point linear binary subdivision scheme. This scheme is first transformed into a piecewise linear subdivision scheme and then into a piecewise non-linear subdivision ...
Rabia Hameed, Areeb Jamil, Jihad Younis
doaj   +1 more source

An Intriguing Array of Extrudate Patterns in Long‐Chain Branched Polymers During Extrusion

open access: yesMacromolecular Materials and Engineering, 2023
The present study highlights a range of surface and volume extrudate patterns that can be detected during the extrusion flow of long‐chain branched polymers.
Sajjad Pashazadeh   +7 more
doaj   +1 more source

Early‐life high‐fat diet exposure increases Achilles tendon stiffness and induces transcriptomic alterations

open access: yesFEBS Open Bio, EarlyView.
Early‐life exposure to a high‐fat diet altered intact Achilles tendons in rat offspring, making them thinner, stiffer, and molecularly distinct even without injury. These findings suggest that developmental high‐fat diet exposure may impair tendon quality and increase susceptibility to mechanical overload or tendon injury later in life.
Heyong Yin   +3 more
wiley   +1 more source

A Comparison of Spherical Neural Networks for Surround-View Fisheye Image Semantic Segmentation

open access: yesIEEE Open Journal of Vehicular Technology
The automotive industry has made significant strides in enhancing road safety and enabling automated driving features through advanced computer vision techniques.
Anam Manzoor   +6 more
doaj   +1 more source

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