Browsing UiS Brage by Author "Dahl, Roy Endre Holsvik"
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Cost Escalation in Road Construction Contracts
Welde, Morten; Dahl, Roy Endre Holsvik (Peer reviewed; Journal article, 2021-09)This paper presents a study of cost escalation in unit price road construction contracts. The aim is to investigate why the final cost of contracts differs from the agreed contract cost following tendering, both to identify ... -
Designing and Utilizing Machine Learning in Investment Strategies
Skulevold, Henrik (Master thesis, 2024)This thesis presents a comprehensive exploration of a machine learning (ML)-based trading strategy using the XGBoost regressor to predict daily stock price percent changes to be utilized in an investment strategy. The ... -
Incorporating News Sentiment in Intraday Crude Oil Futures Price Volatility Forecasting Using Deep Recurrent Neural Networks
Damås, Jone Heramb; Inderberg, Andreas (Master thesis, 2024)The aim of this thesis is to examine how changes in news sentiment affect the volatility of crude oil futures prices and whether incorporating this information can enhance the accuracy of volatility forecasting in the ... -
On the use of the ‘Return Of Safety Investments’ (ROSI) measure for decision-making in the chemical processing industry
Abrahamsen, Eirik Bjorheim; Selvik, Jon Tømmerås; Milazzo, Maria Francesca; Langdalen, Henrik; Dahl, Roy Endre Holsvik; Bansal, Surbhi; Abrahamsen, Håkon Bjorheim (Peer reviewed; Journal article, 2021)Due to the high potential of chemical and process industry to damage people, as well as to cause environmental contamination, there is a need of objective criteria and methods supporting plant operators to make decisions ... -
Use of Life Cycle Costing to Compare and Assess Business Performance Differences and Opportunities Regarding Traditional Topsides versus Subsea Chemical Storage and Injection for Subsea Wells
Paulsen, Espen Hamnes (Master thesis, 2023)As a significant aspect of sustainable development, Equinor is currently engaged in a substantial technology advancement involving subsea all-electric (AE) functions as a replacement for the conventional topside electro-hydraulic ...