Results 21 to 30 of about 700,364 (346)

Navigating intimate sexual partnerships in an era of HIV: dimensions of couple relationship quality and satisfaction among adults in Eswatini and linkages to HIV risk

open access: yesSAHARA-J, 2019
Couple relationship functioning impacts individual health and well-being, including HIV risk, but scant research has focused on emic understandings of relationship quality in African populations.
Allison Ruark   +6 more
doaj   +1 more source

Concurrency Control in Database Systems

open access: yesIEEE Transactions on Knowledge and Data Engineering, 2019
Concurrency control mechanisms including the wait, time-stamp and rollback mechanisms have been briefly discussed. The concepts of validation in optimistic approach are summarized in a detailed view.
B. Bhargava
semanticscholar   +1 more source

A Concurrency Control Method Based on Commitment Ordering in Mobile Databases [PDF]

open access: yes, 2011
Disconnection of mobile clients from server, in an unclear time and for an unknown duration, due to mobility of mobile clients, is the most important challenges for concurrency control in mobile database with client-server model.
Baraani-Dastjerdi, Ahmad, Karami, Ali
core   +2 more sources

Proving Opacity of Transactional Memory with Early Release

open access: yesFoundations of Computing and Decision Sciences, 2015
Transactional Memory (TM) is an alternative way of synchronizing concurrent accesses to shared memory by adopting the abstraction of transactions in place of low-level mechanisms like locks and barriers.
Siek Konrad, Wojciechowski Paweł T.
doaj   +1 more source

Adding parallelism to sequential programs – a combined method [PDF]

open access: yesInternational Journal of Electronics and Telecommunications
The article outlines a contemporary method for creating software for multi-processor computers. It describes the identification of parallelizable sequential code structures. Three structures were found and then carefully examined.
Wiktor B. Daszczuk   +2 more
doaj   +3 more sources

Psychological and Demographic Determinants of Substance Use and Mental Health During the COVID-19 Pandemic

open access: yesFrontiers in Public Health, 2021
Background: Alcohol consumption and distress have increased among Canadians since the start of the COVID-19 pandemic.Methods: We examined whether sociodemographic and COVID-19-related worries are associated with various combinations of alcohol ...
Fatima Mougharbel   +12 more
doaj   +1 more source

Understanding Real-World Concurrency Bugs in Go

open access: yesInternational Conference on Architectural Support for Programming Languages and Operating Systems, 2019
Go is a statically-typed programming language that aims to provide a simple, efficient, and safe way to build multi-threaded software. Since its creation in 2009, Go has matured and gained significant adoption in production and open-source software.
Tengfei Tu   +3 more
semanticscholar   +1 more source

Trends in Concurrency, Polygyny, and Multiple Sex Partnerships During a Decade of Declining HIV Prevalence in Eastern Zimbabwe. [PDF]

open access: yes, 2014
Background. Observed declines in the prevalence of human immunodeficiency virus (HIV) infection in Zimbabwe have been attributed to population-level reductions in sexual partnership numbers.
Eaton, JW   +6 more
core   +2 more sources

Inteligencia artificial y problemas de decisión: la necesidad de un contexto ético

open access: yesSuma de Negocios, 2021
Los computadores procesan información y toman decisiones. Hasta hace poco, las decisiones que tomaban no eran complejas, pero debido a los incesantes avances tecnológicos que se producen, los sistemas basados en inteligencia artificial están logrando ...
José Luis Verdegay   +3 more
doaj   +1 more source

Concurrence for multipartite states [PDF]

open access: yesJ. Phys. A: Math. Gen. 39 (2006) 15225-15229, 2006
We construct a generalized concurrence for general multipartite states based on local W-class and GHZ-class operators. We explicitly construct the corresponding concurrence for three-partite states. The construction of the concurrence is interesting since it is based on local operators.
arxiv   +1 more source

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