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Optimizing formulations for reservoir drilling fluids
(Bachelor thesis, 2022)When drilling a well, equivalent circulation density exceeding the fracture gradient can cause lost circulation. In a reservoir section, invasion of drilling fluids can potentially cause a permanent permeability reduction ... -
Optimizing Helping Babies Breathe implementation in a resource limited setting to improve perinatal outcome
(PhD thesis UiS;, Doctoral thesis, 2021-09)Globally, deaths around the time of birth are unacceptably high of which there are about 2.7 million neonatal deaths and 2.6 million stillborn annually. Perinatal mortality accounts for deaths after 28 weeks of gestation ... -
Optimizing Logistic and Warehousing - Maersk Drilling Norge AS
(Masteroppgave/UIS-HH/2019;, Master thesis, 2019-06-24)In the business world of today, many companies are trying to innovate their firm. Innovation, as the talk of the enterprises nowadays is not only about the product technology, it also for the process innovation, and of ... -
Optimizing of Rack and Pinion System for Valve Intervention Tool
(Bachelor thesis, 2023)Hensikten med denne oppgaven er å se på forbedringer av rack- og pinion systemet som brukes i Izomax's isolasjonsverktøy Add On Gate Valve (AOGV). Dette systemet blir brukt til å sette inn en blindspade mellom to flenser ... -
Optimizing of Rack and Pinion System for Valve Intervention Tool
(Bachelor thesis, 2023)Hensikten med denne oppgaven er å se på forbedringer av rack- og pinion systemet som brukes i Izomax's isolasjonsverktøy Add On Gate Valve (AOGV). Dette systemet blir brukt til å sette inn en blindspade mellom to flenser ... -
Optimizing support vector machines and autoregressive integrated moving average methods for heart rate variability data correction
(Peer reviewed; Journal article, 2023-09)Heart rate variability (HRV) is the variation in time between successive heartbeats and can be used as an indirect measure of autonomic nervous system (ANS) activity. During physical exercise, movement of the measuring ... -
Optimizing the installation process for future FOW developments in Europe, using Shoreline
(Master thesis, 2021)The increasing interest and demand for renewable energy in Europe have supported trials and developments of floating offshore wind turbines in deep waters. It is already well established that about 80% of Europe's potential ... -
Optimizing the separation factor along a directional well trajectory to minimize collision risk
(Peer reviewed; Journal article, 2020-04)Optimizing the trajectory of directional wellbores is essential to minimize drilling costs and the impacts of potential drilling problems. It poses multi-objective optimization challenges. Well-design optimization models ... -
Optimum directional well path design considering collapse and fracture pressures
(Peer reviewed; Journal article, 2022)Well path optimisation is often done based on the wellbore stability where the production related concerns are ignored. In fact, many of the studies carried out in the past have not included hydraulic fractures into their ... -
OptiRun - A Platform for Optimized Test Execution in Distributed Environments
(Masteroppgave/UIS-TN-IDE/2016;, Master thesis, 2016-06)Computer systems have grown to play an essential role in our society. Software testing is an important asset of the software development process, as it serves to evaluate the quality of the software object being tested. ... -
Oral English in Norwegian EFL classrooms: Norwegian upper secondary teachers’ and students’ cognitions about training English oral skills
(Master thesis, 2021)This thesis addressed the issue of the teaching and training of English oral skills in Norwegian upper secondary English as a Foreign Language (EFL) classrooms, based on factors such as the EFL teachers’ and their students’ ... -
Oral health and self-rated health in community-dwelling older adults in Colombia
(Peer reviewed; Journal article, 2023)Background The relationship between oral health and specific health conditions has been studied. However, data about the relationship with self-rated health is not clear. The aim of this study is to determine the association ... -
Oral proficiency in Norwegian 7th grade EFL learners: effects of an All English teaching programme
(Masteroppgave/UIS-HF-IKS/2016;, Master thesis, 2016-05)This thesis presents a comparative case study on the effects of an All English teaching programme on the oral English proficiency of 12-13-year-old Norwegian learners of English as a foreign language. By ‘All English’, it ... -
Orality in Lifestyle Blogs Written by L1 and L2 Speakers of English: Four Case Studies
(Masteroppgave/UIS-HF-IKS/2018;, Master thesis, 2018-05)The present study explores the differences in Norwegian and English blog writers’ use of rhetorical strategies in an informal writing style. The focus is on four lifestyle blogs, two which are written by speakers with ... -
Orchestration and Control in Software-Defined 5G Networks: Research Challenges
(Journal article; Peer reviewed, 2018-08)The fifth generation (5G) of cellular networks promises to be a major step in the evolution of wireless technology. 5G is planned to be used in a very broad set of application scenarios. These scenarios have strict ... -
Ord og begreper - et verktøy i undervisningen for økt leseforståelse for elevene?
(Masteroppgave/UIS-HF-IGIS/2013;, Master thesis, 2013)Formålet med denne masteroppgaven har vært å undersøke hvordan den pågående praksisen har vært med hensyn til vokabularinstruksjon i den norske skolen for lærere som er knyttet til 5. -7. trinn. I tillegg har det vært ... -
Order parameter dynamics of the non-linear sigma model in the large N limit
(Peer reviewed; Journal article, 2020)We study non-equilibrium order parameter dynamics of the non-linear sigma model in the large N limit, using Keldysh formalism. We provide a scheme for obtaining stable numerical solution of the Keldysh saddle point equations ... -
Ordinary people’s preferences for space tourism: A discrete choice experiment in Norway
(Master thesis, 2022)Recent years of the 21st century have seen the emergence of space tourism activities. This study analyzes data from a discrete choice experiment (DCE) on preferences for traveling into space conducted in Norway. In the ... -
Ordinary people’s preferences for space tourism: A discrete choice experiment in Norway
(Master thesis, 2022)Recent years of the 21st century have seen the emergence of space tourism activities. This study analyzes data from a discrete choice experiment (DCE) on preferences for traveling into space conducted in Norway. In the ... -
Organic flow assurance, pour point depressant development through experimental design
(Masteroppgave/UIS-TN-IMN/2012;, Master thesis, 2012-07-03)Flow assurance is of great importance in the oil and gas industry, where the main objective is to provide and secure the transport of the well stream fluid from the reservoir to the process facilities. The main challenges ...