Results 21 to 30 of about 736,333 (253)

Consensus with Unknown Participants or Fundamental Self-Organization [PDF]

open access: yes, 2004
We consider the problem of bootstrapping self-organized mobile ad hoc networks (MANET), i.e. reliably determining in a distributed and self-organized manner the services to be offered by each node when neither the identity nor the number of the nodes in the network is initially available.
Cavin, David   +2 more
openaire   +2 more sources

Preservice Middle School Mathematics Teachers’ Definitions of Algebraic Expression and Equation

open access: yesInternational Journal of Contemporary Educational Research, 2022
Using correct definitions of the mathematical concepts is crucial for learning and teaching of any mathematical content. Being able to make mathematically correct definition of the concepts is an indicator of teachers’ content knowledge.
Pınar Yıldız   +2 more
doaj   +1 more source

Preschool Teachers and Preservice Teachers’ Verbal Problem Posing Skills Related to Addition and Subtraction

open access: yesAnkara Üniversitesi Eğitim Bilimleri Fakültesi Dergisi, 2020
The aim ofthis study is to examine preschoolteachers’ and pre-service teachers’ verbal problem-posingskills. The data of the study was gathered from 179 third and fourth yearstudents studying in the preschool teaching department in a public universityin ...
Yaşare Aktaş Arnas, Kamuran Tarım
doaj   +1 more source

How conformity can lead to polarised social behaviour.

open access: yesPLoS Computational Biology, 2021
Learning social behaviour of others strongly influences one's own social attitudes. We compare several distinct explanations of this phenomenon, testing their predictions using computational modelling across four experimental conditions.
Folco Panizza   +2 more
doaj   +1 more source

Social Determinants of Health and Hypertension Control in Adults with Medicaid

open access: yesJournal of Primary Care & Community Health, 2022
Background: Social determinants of health (SDOH) are associated with cardiovascular disease, but little is known about mechanisms underlying those relationships. We hypothesized that SDOH would be associated with uncontrolled hypertension (HTN) in adults
Ross Sonnenblick   +8 more
doaj   +1 more source

The Annual American Men's Internet Survey of Behaviors of Men Who Have Sex With Men in the United States: Protocol and Key Indicators Report 2013

open access: yesJMIR Public Health and Surveillance, 2015
BackgroundMen who have sex with men (MSM) are disproportionately affected by human immunodeficiency virus (HIV) and there is evidence that this population is participating in increasingly risky sexual behavior.
Sanchez, Travis Howard   +4 more
doaj   +1 more source

Regional differences of undiagnosed type 2 diabetes and prediabetes prevalence are not explained by known risk factors. [PDF]

open access: yesPLoS ONE, 2014
We have previously found regional differences in the prevalence of known type 2 diabetes between northeastern and southern Germany. We aim to also provide prevalence estimates for prediabetes (isolated impaired fasting glucose (i-IFG), isolated glucose ...
Teresa Tamayo   +10 more
doaj   +1 more source

The Development of Idiom Knowledge Across the Lifespan

open access: yesFrontiers in Communication, 2019
Knowledge of multi-word expressions, such as break the ice, is an important aspect of language proficiency that so far we have known surprisingly little about. For example, it is largely unknown how much variability there is between speakers with respect
Simone A. Sprenger   +2 more
doaj   +1 more source

Mugikorra eta klasean arreta mantentzeko zailtasunak [PDF]

open access: yesIkastorratza.e-Revista de Didáctica, 2023
This study has measured the impact on students of sending messages to a Whatsapp group. To do this, we programmed the sending of messages from a known and an un- known phone in three different time zones (morning, school hours and evening).
Oihane Imaz Biritxina   +1 more
doaj   +1 more source

Charting unknown territory: models of participation in mobile language learning [PDF]

open access: yesInternational Journal of Mobile Learning and Organisation, 2010
Current language learning provision seems ill-suited to meet the needs of 21st century learners. There is a growing expectation that mobile language learning will offer greater flexibility and that it will be better aligned with lifelong learning and the real needs of diverse and increasingly mobile populations travelling for work and leisure.
openaire   +1 more source

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