Results 1 to 10 of about 6,429,838 (267)

Using computational fluid dynamics and field experiments to improve vehicle-based wind measurements for environmental monitoring [PDF]

open access: yesAtmospheric Measurement Techniques, 2020
Vehicle-based measurements of wind speed and direction are presently used for a range of applications, including gas plume detection. Many applications use mobile wind measurements without knowledge of the limitations and accuracy of the mobile ...
T. Hanlon, D. Risk
doaj   +1 more source

Explaining CO2 fluctuations observed in snowpacks [PDF]

open access: yesBiogeosciences, 2018
Winter soil carbon dioxide (CO2) respiration is a significant and understudied component of the global carbon (C) cycle. Winter soil CO2 fluxes can be surprisingly variable, owing to physical factors such as snowpack properties and wind.
L. Graham, D. Risk
doaj   +1 more source

Heterogeneous contributions of change in population distribution of body mass index to change in obesity and underweight

open access: yeseLife, 2021
From 1985 to 2016, the prevalence of underweight decreased, and that of obesity and severe obesity increased, in most regions, with significant variation in the magnitude of these changes across regions.
NCD Risk Factor Collaboration (NCD-RisC)
doaj   +1 more source

High-pass filter characteristics of the baroreflex--a comparison of frequency domain and pharmacological methods. [PDF]

open access: yesPLoS ONE, 2013
Pharmacological methods to assess baroreflex sensitivity evoke supra-physiological blood pressure changes whereas computational methods use spontaneous fluctuations of blood pressure.
Istvan Bonyhay   +2 more
doaj   +1 more source

Ultra-short heart rate variability and Poincaré plots

open access: yesParadigmPlus, 2021
The short-term heart rate variability records of 5 minutes are currently considered very extensive compared to other indicators of health and well-being of people, such as body weight, blood glucose, blood pressure, etc.
Jose Gallardo   +2 more
doaj   +1 more source

Optimal Cross‐Validation Strategies for Selection of Spatial Interpolation Models for the Canadian Forest Fire Weather Index System

open access: yesEarth and Space Science, 2022
The Canadian forest fire weather index (FWI) system requires spatially continuous, gridded weather data for temperature, relative humidity, wind speed, and precipitation.
C. Risk, P. M. A. James
doaj   +1 more source

Affective-sexual relations: conceptions and representations of middle class young university students = Relações afetivo-sexuais: concepções e representações de jovens universitários de classes médias = Relaciones afectivo-sexuales: concepciones y representaciones de jóvenes universitarios de clase media

open access: yesPsico, 2023
Este estudo teve por objetivo analisar as concepções e representações de jovens universitários de ambos os sexos, pertencentes às classes médias e de diferentes orientações sexuais, a respeito de suas relações afetivo-sexuais.
Risk, Eduardo Name
doaj  

ESTUDOS CULTURAIS, PESQUISA QUALITATIVA E MÍDIAS: CRITÉRIOS METODOLÓGICOS PARA ANÁLISE DE DADOS AUDIOVISUAIS

open access: yesPsicologia & Sociedade, 2021
Resumo As mídias modelam a subjetividade. Dada a dificuldade em coligir e analisar dados audiovisuais, o presente estudo tem por objetivo propor critérios metodológicos para realização de pesquisas qualitativas que analisam mídias.
Eduardo Name Risk   +1 more
doaj   +1 more source

Formações Discursivas sobre Homossexualidade e Família Homoparental em Telenovelas Brasileiras

open access: yesPsicologia: Ciência e Profissão, 2021
Resumo Na história da televisão brasileira, a novela é um produto popular que adquiriu características próprias e incorporou uma série de personagens homossexuais.
Eduardo Name Risk   +1 more
doaj   +1 more source

Diagnostics techniques in nonmuscle invasive bladder cancer

open access: yesIndian Journal of Urology, 2015
Introduction: Nonmuscle invasive bladder cancer (NMIBC) is the most common presentation of bladder cancer and is often treatable with endoscopic resection and intravesical therapies.
Ayman Soubra, Michael C Risk
doaj   +1 more source

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