Browsing Institutt for realfag og industrisystemer by Issue Date
Now showing items 21-40 of 121
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Serpens, a Low- Cost Snake Robot with Series Elastic Torque-Controlled Actuators and a Screw-Less Assembly Mechanism
(Chapter, 2019)Even though a few examples of elastic snake robots exist, they are generally expensive and tailored to custom-made hardware/software components that are not openly available. In this work, Serpens, a newly-designed low-cost, ... -
Performance Analysis of Protograph LDPC Codes Over Large-Scale MIMO Channels With Low-Resolution ADCs
(Peer reviewed; Journal article, 2019)Protograph LDPC (P-LDPC) codes and large-scale multiple-input multiple-output (LS-MIMO) are cornerstones of 5G and future wireless systems, thanks to their powerful error-correcting capability and high spectral efficiency. ... -
Belief Propagation Detection For Large-Scale MIMO Systems With Low-Resolution ADCs
(Peer reviewed; Journal article, 2019)We derive the belief propagation (BP) detector for large-scale multiple-input multiple-out communication systems where the low-resolution analog-to-digital converters (ADCs) are used to save the power and hardware costs. ... -
Transitioning from technical 2D drawings to 3D models: a case study at defense systems
(Journal article; Peer reviewed, 2019)Companies in the defense and aerospace industry are experiencing long time‐to‐market and high costs related to the development of new systems. Companies use traditional design elements such as technical 2D drawings and ... -
Managing Risk and Opportunities in Complex Projects
(Chapter, 2019)Projects is the preferred model for one-of-a-kind production. Projects may be difficult to manage due to complexity and many involved stakeholders. Stakeholders are a major source of uncertainty. Uncertainty may be both ... -
Eliciting Human Values by Applying Design Thinking Techniques in Systems Engineering
(Peer reviewed; Journal article, 2019)The objective of this study is to investigate the effect of Design Thinking techniques for capturing and communicating human values in the early phase of Systems Engineering. To develop products, systems, or services that ... -
The algebra of observables in noncommutative deformation theory
(Peer reviewed; Journal article, 2019)We consider the algebra of observables and the (formally) versal morphism defined by the noncommutative deformation functor of a family of right modules over an associative k-algebra A. By the Generalized Burnside Theorem, ... -
Serpens: A Highly Compliant Low-Cost ROS-Based Snake Robot with Series Elastic Actuators, Stereoscopic Vision and a Screw-Less Assembly Mechanism
(Peer reviewed; Journal article, 2019)Snake robot locomotion in a cluttered environment where the snake robot utilises a sensory-perceptual system to perceive the surrounding operational environment for means of propulsion is defined as perception-driven ... -
Interactive Knowledge Architecture An intuitive tool for effective knowledge sharing
(Journal article; Peer reviewed, 2019)This paper focuses on sharing knowledge in early phases of system development. It introduces an interactive documentation tool called the Interactive Knowledge Architecture. The tool works as a knowledge base of the problem ... -
Application of system thinking to frame the problem in a subsea development projects with high-level business requirements
(Chapter, 2019)—The oil and gas industry are continuously performing development projects to improve their offerings. In this industry the typical input to the development project is high-level business requirement mixed with specific ... -
Improving the information transfer between engineering and installation; case study at AS Nymo
(Journal article; Peer reviewed, 2019)Engineering, Procurement, Construction and Installation (EPCI) projects for the offshore oil and gas industry become more and more complex, with a reduced timeframe, and increased demand for cost savings in the industry. ... -
Relative Quantum Time
(Peer reviewed; Journal article, 2019)The need for a time-shift invariant formulation of quantum theory arises from fundamental symmetry principles as well as heuristic cosmological considerations. Such a description then leaves open the question of how to ... -
Inclusion of human values in the specification of systems: bridging design and systems engineering
(Journal article; Peer reviewed, 2019)This paper investigates a method for ensuring that systems engineers generate requirements related to human values. It looks at the work of a project team that designs and develops complex systems in a company recognized ... -
Theory of bifurcation amplifiers utilizing the nonlinear dynamical response of an optically damped mechanical oscillator
(Peer reviewed; Journal article, 2019)We consider a standard optomechanical system where a mechanical oscillator is coupled to a cavity mode through the radiation pressure interaction. The oscillator is coherently driven at its resonance frequency, whereas the ... -
Protograph LPDC Coded Large-Scale MIMO Communications With Low-Resolution ADCs
(Chapter, 2019)In this paper, we develop a new algorithm of joint detection and decoding receiver for the large-scale multiple-input multiple-out (LS-MIMO) coded communication systems with low-resolution ADCs. The new algorithm enables ... -
Applying and analyzing A3 Architecture Overviews in a complex and dynamic engineering environment
(Journal article; Peer reviewed, 2019)This research analyzes the implementation of the A3 Architecture Overview (A3AO) method at Mercedes‐Benz R&D. An A3AO captures, organizes and presents architectural information of a complex system on an A3 sized paper. The ... -
Performance of Deep Learning LDPC Coded Communications in Large Scale MIMO Channels
(Chapter, 2019)In this paper, we investigate the performance of a large-scale multiple-input multiple-output (LS-MIMO) receiver, which deploys a deep neural network and a low-density paritycheck (LDPC) code for detecting and decoding ... -
Architectural reasoning in the conceptual phase - a case study in the oil and gas industry
(Chapter, 2019)This paper evaluates the use of architectural reasoning to explore the problem space in a system development project in the oil and gas industry. The suppliers in this industry have traditionally been tailor-making their ... -
Anchored kernel hashing for cancelable template protection for cross-spectral periocular data
(Journal article; Peer reviewed, 2019)Periocular characteristics is gaining prominence in biometric systems and surveillance systems that operate either in NIR spectrum or visible spectrum. While the ocular information can be well utilized, there exists a ... -
Embedded Master’s Students Conduct Highly Relevant Research Using Industry as Their Laboratory
(Journal article; Peer reviewed, 2019)This article analyzes participatory action research conducted by Systems Engineering master’s students embedded fifty percent in industrial companies for three years. The resulting papers authored by these students identify ...