Results 21 to 30 of about 4,615,200 (301)

Mortality trends and differentials in South Africa from 1997 to 2012: second National Burden of Disease Study

open access: yesThe Lancet Global Health, 2016
Background: The poor health of South Africans is known to be associated with a quadruple disease burden. In the second National Burden of Disease (NBD) study, we aimed to analyse cause of death data for 1997–2012 and develop national, population group ...
Dr. Victoria Pillay-van Wyk, PhD   +18 more
doaj   +1 more source

Teachers learning to use the iPad in Scotland and Wales: a new model of professional development [PDF]

open access: yes, 2015
In learning to use a new technology like the iPad, primary teachers adopt a diverse range of experiential, informal and playful strategies contrasting sharply with traditional models underpinning professional development which emphasise formal courses ...
Abbinett, Emily   +2 more
core   +1 more source

Authorial Burden

open access: yes, 2022
There are limits that emerge out of the interactive nature of interactive digital narrative that make authoring it challenging. These limits include exponential branching, where branches in the narrative increase the amount of content needed to be written progressively throughout the work; combinatorial explosion, where increasing combinations of ...
openaire   +2 more sources

Estimating the burden of disease attributable to household air pollution from cooking with solid fuels in South Africa for 2000, 2006 and 2012

open access: yesSouth African Medical Journal, 2022
Background. Household air pollution (HAP) due to the use of solid fuels for cooking is a global problem with significant impacts on human health, especially in low- and middle-income countries. HAP remains problematic in South Africa (SA).
R A Roomaney   +11 more
doaj   +1 more source

Identifying Inconsistencies in Data Quality Between FAOSTAT, WOAH, UN Agriculture Census, and National Data

open access: yesData Science Journal
With the growth of AI and data modelling, the old saying by George Fuechsel regarding data quality ‘Garbage in, garbage out’ holds more truth than ever. Data Scientists are learning the quality of their models depends on the quality of data. Data used by
Ian McKechnie   +2 more
doaj   +1 more source

Adaptive and Resilient Revenue Maximizing Dynamic Resource Allocation and Pricing for Cloud-Enabled IoT Systems

open access: yes, 2018
Cloud computing is becoming an essential component of modern computer and communication systems. The available resources at the cloud such as computing nodes, storage, databases, etc. are often packaged in the form of virtual machines (VMs) to be used by
burden   +5 more
core   +1 more source

The distribution of word matches between Markovian sequences with periodic boundary conditions [PDF]

open access: yes, 2014
Word match counts have traditionally been proposed as an alignment-free measure of similarity for biological sequences. The D2 statistic, which simply counts the number of exact word matches between two sequences, is a useful test bed for developing ...
Burden, Conrad J   +2 more
core   +1 more source

Estimating the changing burden of disease attributable to low levels of physical activity in South Africa for 2000, 2006 and 2012

open access: yesSouth African Medical Journal, 2022
Background. Physical activity is associated with a lower risk of cardiovascular outcomes, certain cancers and diabetes. The previous South African Comparative Risk Assessment (SACRA1) study assessed the attributable burden of low physical activity for ...
I Neethling   +7 more
doaj   +1 more source

Rapid mortality surveillance using a national population register to monitor excess deaths during SARS-CoV-2 pandemic in South Africa

open access: yesGenus, 2021
This paper describes how an up-to-date national population register recording deaths by age and sex, whether deaths were due to natural or unnatural causes, and the offices at which the deaths were recorded can be used to monitor excess death during the ...
Rob E. Dorrington   +4 more
doaj   +1 more source

Model Reduction Near Periodic Orbits of Hybrid Dynamical Systems [PDF]

open access: yes, 2015
We show that, near periodic orbits, a class of hybrid models can be reduced to or approximated by smooth continuous-time dynamical systems. Specifically, near an exponentially stable periodic orbit undergoing isolated transitions in a hybrid dynamical ...
Burden, Samuel A.   +2 more
core   +1 more source

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