Browsing Publikasjoner fra CRIStin - NTNU by Title
Now showing items 10805-10824 of 37221
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Efficient Mixing of Arbitrary Ballots with Everlasting Privacy: How to Verifiably Mix the PPATC Scheme
(Peer reviewed; Journal article, 2021)The long term privacy of voting systems is of increasing concern as quantum computers come closer to reality. Everlasting privacy schemes offer the best way to manage these risks at present. While homomorphic tallying ... -
Efficient Modelling Methodology for Reconfigurable Underwater Robots
(Journal article; Peer reviewed, 2016)This paper considers the challenge of applying reconfigurable robots in an underwater environment. The main result presented is the development of a model for a system comprised of N, possibly heterogeneous, robots dynamically ... -
Efficient multi-year security constrained ac transmission network expansion planning
(Peer reviewed; Journal article, 2020)Solution of multi-year, dynamic AC Transmission Network Expansion Planning (TNEP) problem is gradually taking centre stage of planning research owing to its potential accuracy. However, computational burden for a security ... -
Efficient multiobjective optimization employing Gaussian processes, spectral sampling and a genetic algorithm
(Journal article; Peer reviewed, 2018)Many engineering problems require the optimization of expensive, black-box functions involving multiple conflicting criteria, such that commonly used methods like multiobjective genetic algorithms are inadequate. To tackle ... -
Efficient Multisignal 2–4-GHz Power Amplifier With Power Tracking
(Journal article; Peer reviewed, 2018)The goal of the work presented in this paper is to demonstrate an efficient method of amplifying multiple concurrent signals over a large bandwidth using a supply modulation approach. A single-stage octave bandwidth (2–4 ... -
An Efficient Non-Inverting Buck-Boost Converter with Improved Step Up/Down Ability
(Peer reviewed; Journal article, 2022)In this article, a new non-inverting buck-boost converter with superior characteristics in both bucking and boosting is presented. The proposed converter has some distinct features, such as high step-up/-down ability and ... -
Efficient Phasor Estimation under Steady State and Dynamic Conditions
(Chapter, 2018)Phasor estimation has many application areas and has therefore attracted significant research focus. Classical phasor estimation proposed many years ago, considers the phasor to be time independent which means constant ... -
Efficient prediction of wind and wave induced long-term extreme load effects of floating suspension bridges using artificial neural networks and support vector machines
(Journal article; Peer reviewed, 2020)Long-term extreme load effects are one of the primary concerns in the design of civil and offshore structures. Such load effects can be evaluated using the accurate but computationally demanding full long-term method or ... -
Efficient Production of Clean Power and Hydrogen Through Synergistic Integration of Chemical Looping Combustion and Reforming
(Peer reviewed; Journal article, 2020)Chemical looping combustion (CLC) technology generates power while capturing CO2 inherently with no direct energy penalty. However, previous studies have shown significant energy penalties due to low turbine inlet temperature ... -
Efficient R744 technology for supermarket heating, cooling and refrigeration - a theoretical assessment of energy advantages in various Spanish cities
(Chapter, 2018)Various appealing expedients aimed at enhancing the energy efficiency of transcritical CO2 (R744) supermarket refrigerating systems have been recently developed. The concurrent adoption of these could lead such hydrofluorocarbon ... -
Efficient reordered nonlinear Gauss–Seidel solvers with higher order for black-oil models
(Journal article; Peer reviewed, 2019)The fully implicit method is the most commonly used approach to solve black-oil problems in reservoir simulation. The method requires repeated linearization of large nonlinear systems and produces ill-conditioned linear ... -
Efficient routing and reconfiguration in virtualized HPC environments with vSwitch-enabled lossless networks
(Journal article; Peer reviewed, 2019)To meet the demands of communication‐intensive workloads in the cloud, virtual machines (VMs) should utilize low overhead network communication paradigms. In general, such paradigms enable VMs to directly communicate with ... -
Efficient Semantic Similarity Search over Spatio-textual Data
(Chapter, 2023)In this paper, we address the problem of semantic similarity search over spatio-textual data. In contrast with most existing works on spatial-keyword search that rely on exact matching of query keywords to textual ... -
Efficient spatial designs using Hausdorff distances and Bayesian optimization
(Peer reviewed; Journal article, 2021)An iterative Bayesian optimization technique is presented to find spatial designs of data that carry much information. We use the decision theoretic notion of value of information as the design criterion. Gaussian process ... -
Efficient split-step schemes for fluid–structure interaction involving incompressible generalised Newtonian flows
(Peer reviewed; Journal article, 2022)Blood flow, dam or ship construction and numerous other problems in biomedical and general engineering involve incompressible flows interacting with elastic structures. Such interactions heavily influence the deformation ... -
Efficient storage of heterogeneous geospatial data in spatial databases
(Journal article; Peer reviewed, 2019)The no-schema approach of NoSQL document stores is a tempting solution for importing heterogenous geospatial data to a spatial database. However, this approach means sacrificing the benefits of RDBMSes, such as existing ... -
Efficient top-k recently-frequent term querying over spatio-temporal textual streams
(Peer reviewed; Journal article, 2021)Massive amounts of data with spatio-temporal-textual information are being generated due to the proliferation of GPS-equipped mobile devices. Much of this data are social media posts, often used to share and spread personal ... -
Efficient Trajectory Clustering with Road Network Constraints Based on Spatiotemporal Buffering
(Peer reviewed; Journal article, 2023)The analysis of individuals’ movement behaviors is an important area of research in geographic information sciences, with broad applications in smart mobility and transportation systems. Recent advances in information and ... -
An efficient transient‐state algorithm for evaluation of leakage through defective cutoff walls
(Peer reviewed; Journal article, 2021)Artificial barriers are widely used to prevent leakages. However, due to construction errors during the wall installation, passages with small dimensions may occasionally penetrate through the barrier, undermining its ... -
Efficient ultrafast field-driven spin current generation for spintronic terahertz frequency conversion
(Peer reviewed; Journal article, 2023)Efficient generation and control of spin currents launched by terahertz (THz) radiation with subsequent ultrafast spin-to-charge conversion is the current challenge for the next generation of high-speed communication and ...