Results 31 to 40 of about 7,999,276 (231)

A comparative study of three new parallel models based on the PSO algorithm

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2020
Meta-heuristic PSO has limits, such as premature convergence and high running time, especially for complex optimization problems. In this paper, a description of three parallel models based on the PSO algorithm is developed, on the basis of combining two
Zemzami Maria   +3 more
doaj   +1 more source

Situation Awareness in Remote Operators of Autonomous Vehicles: Developing a Taxonomy of Situation Awareness in Video-Relays of Driving Scenes

open access: yesFrontiers in Psychology, 2021
Even entirely driverless vehicles will sometimes require remote human intervention. Existing SA frameworks do not acknowledge the significant human factors challenges unique to a driver in charge of a vehicle that they are not physically occupying ...
Clare Mutzenich   +3 more
doaj   +1 more source

Situation awareness measurement: A review of applicability for C4i environments [PDF]

open access: yes, 2006
The construct of situation awareness (SA) has become a core theme within the human factors (HF) research community. Consequently, there have been numerous attempts to develop reliable and valid measures of SA but there is a lack of techniques developed ...
Baber   +38 more
core   +1 more source

Lactobacillus salivarius Subspecies salicinius SA-03 is a New Probiotic Capable of Enhancing Exercise Performance and Decreasing Fatigue

open access: yesMicroorganisms, 2020
Probiotics are increasingly being used as a nutritional supplement by athletes to improve exercise performance and reduce post-exercise fatigue.
Mon-Chien Lee   +6 more
semanticscholar   +1 more source

Using an animal group vigilance practical session to give learners a ‘heads-up’ to problems in experimental design [PDF]

open access: yes, 2011
The design of experimental ecological fieldwork is difficult to teach to classes, particularly when protocols for data collection are normally carefully controlled by the class organiser.
Rands, SA
core   +2 more sources

Effect of virus inducible cis-element insertion on transcription properties of improved GWSF promoter in Arabidopsis thaliana

open access: yesBiologia Plantarum, 2020
An ideal synthetic promoter can accurately regulate gene expression and the minimal cauliflower mosaic virus 35S promoter (GWSF) is an ideal synthetic pathogen-inducible promoter (SPIP) with several advantages. Three modified SPIPs, named as VGWSF, GWVSF,
Z.C. HUANG, H. LI
doaj   +1 more source

Fabrication of polyethylenimine-functionalized sodium alginate/cellulose nanocrystal/polyvinyl alcohol core-shell microspheres ((PVA/SA/CNC)@PEI) for diclofenac sodium adsorption.

open access: yesJournal of Colloid and Interface Science, 2019
HYPOTHESIS We synthesized composite microspheres from cellulose nanocrystal (CNC), polyvinyl alcohol (PVA), and sodium alginate (SA), which were modified with polyethyleneimine (PEI) to introduce a high density of active amino sites onto the surface via ...
Lihong Fan   +4 more
semanticscholar   +1 more source

Revealing Shared and Distinct Genes Responding to JA and SA Signaling in Arabidopsis by Meta-Analysis

open access: yesFrontiers in Plant Science, 2020
Plant resistance against biotrophic and necrotrophic pathogens is mediated by mutually synergistic and antagonistic effects of salicylic acid (SA) and jasmonic acid (JA) signals.
Nailou Zhang   +3 more
semanticscholar   +1 more source

Molecular cloning and expression analysis of a new stress-related AREB gene from Arachis hypogaea

open access: yesBiologia Plantarum, 2013
An AREB gene, designated as AhAREB1, was cloned from peanut (Arachis hypogaea L.). The gene contains a 1 338-bp open reading frame that encodes a putative protein of 445 amino acids.
L. Hong   +6 more
doaj   +1 more source

On SA, CA, and GA numbers [PDF]

open access: yes, 2012
Gronwall's function $G$ is defined for $n>1$ by $G(n)=\frac{\sigma(n)}{n \log\log n}$ where $\sigma(n)$ is the sum of the divisors of $n$. We call an integer $N>1$ a \emph{GA1 number} if $N$ is composite and $G(N) \ge G(N/p)$ for all prime factors $p$ of
Caveney, Geoffrey   +2 more
core   +4 more sources

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