Results 21 to 30 of about 6,473,918 (315)

Integrated Waveform Design Based on UAV MIMO Joint Radar Communication

open access: yesInformation, 2023
The problem of orthogonal waveform construction in multiple input/multiple output (MIMO) radar communication integration greatly limits the realization of integration technology.
Hao Ma, Jun Wang, Xin Sun, Wenxin Jin
doaj   +1 more source

Towards Assessing Spread in Sets of Software Architecture Designs

open access: yes, 2023
Several approaches have recently used automated techniques to generate architecture design alternatives by means of optimization techniques. These approaches aim at improving an initial architecture with respect to quality aspects, such as performance, reliability, or maintainability.
Vittorio Cortellessa   +3 more
openaire   +3 more sources

Delaying the international spread of pandemic influenza. [PDF]

open access: yes, 2006
BACKGROUND: The recent emergence of hypervirulent subtypes of avian influenza has underlined the potentially devastating effects of pandemic influenza.
Pitman, Richard J   +16 more
core   +2 more sources

Spread of balleans

open access: yesApplied General Topology, 2008
A ballean is a set endowed with some family of balls in such a way that a ballean can be considered as an asymptotic counterpart of a uniform topological space. We introduce and study a new cardinal invariant called the spread of a ballean. In particular,
Mahmoud Filali, Igor V. Protasov
doaj   +1 more source

Minimizing outbreak through targeted blocking for disease control: a community-based approach using super-spreader node identification

open access: yesScientific Reports, 2023
The COVID-19 pandemic has caused significant disruptions to the daily lives of individuals worldwide, with many losing their lives to the virus. Vaccination has been identified as a crucial strategy to combat the spread of a disease, but with a limited ...
Amir Sheikhahmadi   +2 more
doaj   +1 more source

Artificial neural network-based heuristic to solve COVID-19 model including government strategies and individual responses

open access: yesInformatics in Medicine Unlocked, 2022
The current work aims to design a computational framework based on artificial neural networks (ANNs) and the optimization procedures of global and local search approach to solve the nonlinear dynamics of the spread of COVID-19, i.e., the SEIR-NDC model ...
Thongchai Botmart   +6 more
doaj   +1 more source

On the wind advection influence on the fire spread across a fuel bed: modelling by a semi-physical approach and testing with experiments [PDF]

open access: yes, 2001
This paper is devoted to the study of the advection effect on the fire spread across a fuel bed by means of a semi-physical model. This work is a step forward in our general process which consists in elaborating a simple model of fire spread to be used ...
A. Simeoni   +7 more
core   +1 more source

Impact of human mobility and networking on spread of COVID-19 at the time of the 1st and 2nd epidemic waves in Japan: An effective distance approach.

open access: yesPLoS ONE, 2022
BackgroundThe influence of human mobility to the domestic spread of COVID-19 in Japan using the approach of effective distance has not yet been assessed.MethodsWe calculated the effective distance between prefectures using the data on laboratory ...
Yasuhiro Nohara, Toshie Manabe
doaj   +1 more source

Cretan Protolinear Script: The Sixth-Vowel Set of Syllabograms [PDF]

open access: yes, 2018
This paper presents a set of eighteen signs of the Minoan scripts, used for syllables of the Consonant-Vowel (CV) type. What these eighteen syllabograms have in common is their vowel, which is a kind of “schwa”, treated here as the “sixth vowel” of the ...
Papakitsos, Evangelos C.   +3 more
core   +1 more source

Epidemiology of coronaviruses, genetics, vaccines, and scenario of current pandemic of coronavirus diseases 2019 (COVID-19): a fuzzy set approach

open access: yesHuman Vaccines & Immunotherapeutics, 2021
Human coronaviruses (HCoVs) are associated with a range of respiratory complications. In the last two decades, three major outbreaks have been reported due to HCoVs including the current pandemic.
Fazal Mehmood Khan   +5 more
doaj   +1 more source

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