Results 31 to 40 of about 2,442,763 (316)

Role of phosphoinositide 3-kinases in mast cell activation [PDF]

open access: yes, 2009
Mast cells are primary effector cells in allergy and chronic inflammation. Class IB (PI3Kγ) and class IA (PI3Kδ) PI3K have been shown to play major roles in mast cell activation: antigen/IgE stimulation triggers autocrine/paracrine activation of mast ...
Collmann, Emilie
core   +1 more source

EXPERIMENTAL RESEARCH AND ANALYSIS OF INFLUENCE OF PRINCIPAL PARAMETERS CONVOLUTIONAL NEURAL NETWORKS ON THE QUALITY OF THEIR TRAINING

open access: yesВестник Северо-Кавказского федерального университета, 2022
In state is to analyze the influence an activation function, strategy initialization and kind of normaliza- tion on the quality of a training and generalization.
Roman Mikhaylovich Nemkov   +1 more
doaj  

Noisy Activation Functions

open access: yesCoRR, 2016
Common nonlinear activation functions used in neural networks can cause training difficulties due to the saturation behavior of the activation function, which may hide dependencies that are not visible to vanilla-SGD (using first order gradients only).
Çaglar Gülçehre   +3 more
openaire   +3 more sources

Functional foods with antiviral activity

open access: yesFood Science and Biotechnology, 2022
Viruses are known to cause a variety of diseases, ranging from mild respiratory diseases, such as the common cold, to fatal illnesses. Although the development of vaccines and targeted drugs have significantly improved the mortality rate and disease severity against a number of viral infections, there are still many viruses without proper treatment ...
Kim, Da Hyun   +4 more
openaire   +2 more sources

Neural Networks in the Modern Age

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія: Математичне моделювання, інформаційні технології, автоматизовані системи управління, 2021
The idea to apply representations about the work of the human brain as mathematical models, which can be used in a variety of applied tasks is shown. It is shown that mathematical and physiological models have quite little in common, but the basic idea -
Іван Гущин   +2 more
doaj   +1 more source

Deep Physical Informed Neural Networks for Metamaterial Design

open access: yesIEEE Access, 2020
In this paper, we propose a physical informed neural network approach for designing the electromagnetic metamaterial. The approach can be used to deal with various practical problems such as cloaking, rotators, concentrators, etc.
Zhiwei Fang, Justin Zhan
doaj   +1 more source

Shadow zones of an artificial neuron

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія: Математичне моделювання, інформаційні технології, автоматизовані системи управління, 2023
The extremely widespread use of artificial neural networks in the diverse areas of application makes the study of their fundamental properties highly relevant. Such studies can be used to improve the properties of neural networks.
Артем Новіков   +2 more
doaj   +1 more source

The activation function-1 domain of Nur77/NR4A1 mediates trans-activation, cell specificity, and coactivator recruitment [PDF]

open access: yes, 2002
Nur77/NR4A1 is an "orphan member" of the nuclear hormone receptor superfamily. Nur77 and its close relatives Nurr1 and NOR-1 bind as monomers to a consensus binding site, the nerve growth factor induced protein I-B (NGFI-B)-binding response element (NBRE)
Wansa, K. D. S. A.   +5 more
core   +1 more source

A BP Neural Network-Based Communication Blind Signal Detection Method With Cyber-Physical-Social Systems

open access: yesIEEE Access, 2018
The development of wireless communication technologies will lead to an increase of rapid-time-variants featured occasions and physical occasions of small-data-size communication in network, and the modulation system diversification resulting from social ...
Xin Liu   +3 more
doaj   +1 more source

DETECTION OF ATTACKS ON A COMPUTER NETWORK BASED ON THE USE OF NEURAL NETWORKS COMPLEX

open access: yesNauka ta progres transportu, 2020
Purpose. The article is aimed at the development of a methodology for detecting attacks on a computer network. To achieve this goal the following tasks were solved: to develop a methodology for detecting attacks on a computer network based on an ensemble
I. V. Zhukovyts'kyy   +3 more
doaj   +1 more source

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