Faculty of Engineering and Science: Nye registreringer
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Post-Quantum Secure Identity-Based Encryption Scheme using Random Integer Lattices for IoT-enabled AI Applications
(Peer reviewed; Journal article, 2022)Identity-based encryption is an important cryptographic system that is employed to ensure confidentiality of a message in communication. This article presents a provably secure identity based encryption based on post quantum ... -
Data Driven Seal Wear Classifications using Acoustic Emissions and Artificial Neural Networks
(Peer reviewed; Journal article, 2022)The work presented in this paper is built on a series of experiments aiming to develop a data-driven and automated method for seal diagnostics using Acoustic Emission (AE) features. Seals in machineries operate in harsh ... -
Marine heatwave impacts on newly-hatched planktonic larvae of an estuarine crab
(Peer reviewed; Journal article, 2022)Climate change is imposing constant and more severe environmental challenges to coastal and marine species. Regional climate and species acclimation capacity determine the communities’ ecological response to stressors. ... -
Approaches and strategy development towards more sustainable ultra-high-performance concrete
(Doctoral Dissertations at the University of Agder; no. 410, Doctoral thesis, 2023)The main research objective of this thesis is to investigate how the use of UHPC can contribute to improving the sustainability of the concrete industry by investigating alternative approaches and develop a comprehensive ... -
Online Joint Nonlinear Topology Identification and Missing Data Imputation over Dynamic Graphs
(Journal article; Peer reviewed, 2022)Extracting causal graph structures from multivariate time series, termed topology identification, is a fundamental problem in network science with several important applications. Topology identification is a challenging ... -
Towards Efficient Use of Cement in Ultra High Performance Concrete
(Journal article; Peer reviewed, 2021)This paper presents an investigation on substituting the cement content with an inert material, in a typical locally produced UHPC mix. A structured literature review was performed to enrichen the discussion and to benchmark ... -
Applying Spring Security Framework with KeyCloak-Based OAuth2 to Protect Microservice Architecture APIs: A Case Study
(Peer reviewed; Journal article, 2022): In this study, we implemented an integrated security solution with Spring Security and Keycloak open-access platform (SSK) to secure data collection and exchange over microservice architecture application programming ... -
An Ensemble Model for Consumer Emotion Prediction Using EEG Signals for Neuromarketing Applications
(Peer reviewed; Journal article, 2022)Traditional advertising techniques seek to govern the consumer’s opinion toward a product, which may not reflect their actual behavior at the time of purchase. It is probable that advertisers misjudge consumer behavior ... -
Robust two-degrees-of-freedom control of hydraulic drive with remote wireless operation
(Chapter; Peer reviewed, 2023)In this paper, we present a controller design targeting a remotely operated hydraulic drive system. We use a two-degrees-of-freedom PID position controller, which is designed so that to maximize the integral action under ... -
The sine anecdote in Kovalevskaya’s memoirs
(Peer reviewed; Journal article, 2022)In Sofya Vasilyevna Kovalevskaya’s memoirs there is a rather ambiguous story about how she came to understand trigonometric functions on her own as a teenager by reading the chapter on optics in Tyrtov’s elementary physics ... -
Dynamics of inertial pair coupled via frictional interface
(Peer reviewed; Journal article, 2022)Understanding the dynamics of two inertial bodies coupled via a friction interface is essential for a wide range of systems and motion control applications. Coupling terms within the dynamics of an inertial pair connected ... -
Branch-Manoeuvring Capable Pipe Cleaning Robot for Aquaponic Systems
(Communications in Computer and Information Science;1616, Chapter; Peer reviewed, 2022)Aquaponic systems are engineered ecosystems combining aquaculture and plant production. Nutrient rich water is continuously circulating through the system from aquaculture tanks. A biofilter with nitrifying bacteria breaks ... -
Analytical Modeling of the Temperature Sensitivity of the Maximum Power Point of Solar Cells
(Peer reviewed; Journal article, 2022)Abstract—This article presents new analytical expressions for the temperature coefficients of the voltage, current, and power of a solar cell at its maximum power point MPP). A new analytical expression of the temperature ... -
Multiple scenario analysis of battery energy storage system investment : measuring economic and circular viability
(Journal article; Peer reviewed, 2022)Circular business models for batteries have been revealed in earlier research to achieve economic viability while reducing total resource consumption of raw materials. The objective of this study is to measure the economic ... -
Design and model test of a soft-connected lattice-structured floating solar photovoltaic concept for harsh offshore conditions
(Journal article; Peer reviewed, 2023)Various types of floating solar photovoltaic (FPV) devices have been previously proposed, designed and constructed with applications primarily limited to onshore water bodies or nearshore regions with benign environmental ... -
A Digital Twin predictive maintenance framework of air handling units based on automatic fault detection and diagnostics
(Peer reviewed; Journal article, 2022)The building industry consumes the most energy globally, making it a priority in energy efficiency initiatives. Heating, ventilation, and air conditioning (HVAC) systems create the heart of buildings. Stable air handling ... -
Welfare effects of environmental hypercapnia quantified by indicators based on morphology and allostatic load in Atlantic salmon (Salmo salar)
(Peer reviewed; Journal article, 2023)Water supply is a limited resource in most salmon hatcheries, which is compensated by reduced water flow and oxygenation. However, reduced water exchange can lead to accumulation of CO2, resulting in environmental hypercapnia, ... -
Models, systems, and descriptions - A cross-disciplinary reflection on models
(Peer reviewed; Journal article, 2023)There are many different notions of models in different areas of science that are often not aligned, making it difficult to discuss them across disciplines. In this study, we look at the differences between physical models ... -
Updating Thermal Imaging Dataset of Hand Gestures with Unique Labels
(Peer reviewed; Journal article, 2022)An update to the previously published low resolution thermal imaging dataset is presented in this paper. The new dataset contains high resolution thermal images corresponding to various hand gestures captured using the ... -
Exploring the factors influencing the use of public transport by commuters living in networks of small cities and towns
(Peer reviewed; Journal article, 2022)The use of public transport is directly associated with a reduced environmental impact for satisfying daily mobility needs. Current research has focused on identifying the factors affecting the use of public transport, ...