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Improving latency for interactive, thin-stream applications over reliable transport 
Petlund, Andreas (Doctoral thesis / Doktoravhandling, 2009)
A large number of network services use IP and reliable transport protocols. For applications with constant pressure of data, loss is handled satisfactorily, even if the application is latencysensitive. For applications ...
Contributions to Simplifying Bidomain Simulations 
Ruud, Tomas Syrstad (Doctoral thesis / Doktoravhandling, 2009)
The theme of this thesis is the use of the bidomain equations for modeling the electrical activity in the human heart, and the pursuit of ways to use these equations for medical applications. The first paper investigates ...
Implementation and performance aspects of Kahn process networks : an investigation of problem modeling, implementation techniques, and scheduling strategies 
Vrba, Zeljko (Doctoral thesis / Doktoravhandling, 2009)
For å spare strøm og redusere oppheting kjører moderne prosessorer på lavere frekvens enn de tidligere prosessorene. Produsentene kompenserer performansetapet ved å innpakke flere kjerner i en brikke som da kan kjøre flere ...
Adaptive Beamforming for Medical Ultrasound Imaging 
Synnevåg, Johan-Fredrik (Doctoral thesis / Doktoravhandling, 2009)
I medisinsk ultralydavbildning, og i avbildningsystemer generelt, er det et stadig ønske om å oppnå høyere oppløsning og bedre bildekvalitet. I denne avhandlingen presenteres teknikker for å imøtekomme dette ved hjelp av ...
Automated volume measurements in echocardiography by utilizing expert knowledge 
Hansegård, Jøger (Doctoral thesis / Doktoravhandling, 2009)
Left ventricular (LV) volumes and ejection fraction (EF) are important parameters for diagnosis, prognosis, and treatment planning in patients with heart disease. These parameters are commonly measured by manual tracing ...
Performance and security analysis of Gait-based user authentication 
Gafurov, Davrondzhon (Doctoral thesis / Doktoravhandling, 2008)
Verifying the identity of a user, usually referred to as user authentication, before granting access to the services or objects is a very important step in many applications. People pass through some sorts of authentication ...
Design and Implementation of Scalable Online Evolvable Hardware Pattern Recognition Systems 
Glette, Kyrre (Doctoral thesis / Doktoravhandling, 2008)
Evolvable hardware (EHW) is a method where hardware is designed and/or modified automatically by optimization algorithms called evolutionary algorithms (EAs). The results so far are promising but somewhat limited partly ...
Configurable multiple value encoders using semi floating-gate 
Jensen, René (Doctoral thesis / Doktoravhandling, 2008)
This thesis presents a new multiple-valued encoder with re-configurable radix. The proposed circuits utilize serial cyclic D/A conversion and semi floatinggate (SFG) inverters for compact design and a high functional ...
Differential Coding for MIMO and Cooperative Communications 
Bhatnagar, Manav R. (Doctoral thesis / Doktoravhandling, 2008)
Multiple-input multiple-output (MIMO) wireless communication systems have been studied a lot in the last ten years. They have many promising features like array gain, diversity gain, spatial multiplexing gain, interference ...
Teaching and learning introductory programming : a model-based approach 
Bennedsen, Jens (Doctoral thesis / Doktoravhandling, 2008)
The dissertation identifies and discusses impact of a model-based approach to teaching and learning introductory object-oriented programming both for practitioners and for computer science education research.Learning to ...
Design-Reality Gaps in Open Source Information Systems Development: An Action Research Study of Education and Healthcare Systems in Tanzania 
Lungo, Juma (Doctoral thesis / Doktoravhandling, 2008)
The core concept of Free Open Source Software (FOSS) is that full access to software source code must be granted in order to give individuals the freedom to create, use and distribute software. It emphasises the logic of ...
Specifying Computer Systems with Probabilistic Sequence Diagrams 
Refsdal, Atle (Doctoral thesis / Doktoravhandling, 2008)
Probability often plays a major role in the specification of computer systems, for a number of reasons. Probabilistic requirements are, of course, essential for specifying applications such as games of chance or probabilistic ...
MICA: A Minimalistic, Component-Based Approach to Realization of Network Simulators and Emulators 
Gökturk, Erek (Doctoral thesis / Doktoravhandling, 2007)
This thesis addresses the following question: What can be better ways of realizing network simulators and emulators? This question presents a moving target, since the meaning of “better” changes with changes in requirements ...
Operational analysis of sequence diagram specifications 
Lund, Mass Soldal (Doctoral thesis / Doktoravhandling, 2007)
This thesis is concerned with operational analysis of UML 2.x sequence diagram specifications. By operational analysis we mean analysis based on a characterization of the executions of sequence diagrams, or in other words ...
Basic properties of Expo-Rational B-splines and practical use in Computer Aided Geometric Design 
Lakså, Arne (Doctoral thesis / Doktoravhandling, 2007)
Expo-Rational B-splines (ERBS) is a new geometric representation for use in complex shaping/design. The special about ERBS is that it is based on local blending of local geometry. The development of ERBS started in 2003. ...
Fast network recovery 
Kvalbein, Amund (Doctoral thesis / Doktoravhandling, 2007)
The Internet is increasingly used to transport time-critical traffic. Applications like video conferencing, television, telephony and distributed games have strict requirements to the delay and availability offered by the ...
Multicast for ubiquitos streaming of multimedia content to mobile terminals : Network architecture and protocols 
Hauge, Mariann (Doctoral thesis / Doktoravhandling, 2007)
The Universal Mobile Telecommunication Services (UMTS) network was envisioned to carry a wide range of new services; however, the first UMTS release was not designed to efficiently support multimedia content. In this thesis ...
Some problems in computational geometry related to intrinsic properties of curves and surfaces 
Rasmussen, Atgeirr Flø (Doctoral thesis / Doktoravhandling, 2007)
The contents of the work may be divided in two parts. In the first part we deal with the computation of the arc-lengths of curves and the areas of surfaces. The second part considers the problem of reparametrizing a ...
Quality of Design, Analysis and Reporting of Software Engineering Experiments:A Systematic Review 
By Kampenes, Vigdis (Doctoral thesis / Doktoravhandling, 2007)
Background: Like any research discipline, software engineering research must be of a certain quality to be valuable. High quality research in software engineering ensures that knowledge is accumulated and helpful advice ...
Quality of service in interconnection networks 
Reinemo, Sven-Arne (Doctoral thesis / Doktoravhandling, 2007)
Interconnection networks were traditionally confined to multiprocessors where low latency and high bandwidth were necessary for interprocessor communication. But in the last decade interconnection networks have become ...
Modeling, Characterization and Design of Line-of-Sight Wireless MIMO Channels 
Bøhagen, Frode (Doctoral thesis / Doktoravhandling, 2007)
This doctoral thesis contains a collection of five papers preceded by an introduction. The papers investigate channel models for, design of, and performance analysis of wireless multiple-input multiple-output (MIMO) systems ...
Towards reliable network services in Ad Hoc Networks : Protecting the routing protocols 
Hegland, Anne Marie (Doctoral thesis / Doktoravhandling, 2007)
With the wireless media and ad hoc nodes operating both as routers and communication end-terminals, the ad hoc routing protocols are more prone to attacks than the network layer of fixed networks. Authenticated routing ...
Neuromorphic Cochlear Implant 
Marienborg, Jan-Tore (Doctoral thesis / Doktoravhandling, 2007)
The first commercial Cochlea implant was released in 1982. In the following ten years the implants were significantly improved, and has now become a common aid for individuals with severe to profound hearing loss. Briefly ...
A Graphical Approach to Security Risk Analysis 
Hogganvik, Ida (Doctoral thesis / Doktoravhandling, 2007)
"The CORAS language is a graphical modeling language used to support the security analysis process with its customized diagrams. The language has been developed within the research project "SECURIS" (SINTEF ICT/University ...
STAIRS - Understanding and Developing Specifications Expressed as UML Interaction Diagrams 
Runde, Ragnhild Kobro (Doctoral thesis / Doktoravhandling, 2007)
STAIRS is a method for the step-wise, compositional development of interactions in the setting of UML 2.x. UML 2.x interactions, such as sequence diagrams and interaction overview diagrams, are seen as intuitive ways of ...
Anonymity, Privacy and Hidden Services: Improving censorship-resistant publishing 
Øverlier, Lasse (Doctoral thesis / Doktoravhandling, 2007)
The request for on-line privacy is rapidly increasing. More and more Internet users realize that information about their on-line activities is highly valuable information for commercial companies and open for potential ...
Circumspective use of equipment: The case of bicycle messengers 
Herstad, Jo (Doctoral thesis / Doktoravhandling, 2007)
This thesis presents an interpretative study of technology use. It attempts to deepen our understanding of the relationship between users and the equipment they use. In particular, it tries to address the ways in which the ...
Reuse of Digital Learning Resources in Collaborative Learning Environments 
Berge, Ola (Doctoral thesis / Doktoravhandling, 2006)
With background in the proliferation of Information- and Communication Technologies(ICTs) in educational institutions, there is a growing interest in deploying ICT that complies with specifications and standards for learning ...
Spectral moments and linear models used for photoacoustic detection of crude oil in produced water 
Vogel, Fredrik (Doctoral thesis / Doktoravhandling, 2001)
In this thesis, signal processing is performed on the output from the pulsed laser photoacoustic instrument monitoring crude oil in water. The instrument is constructed to perform inline monitoring of produced water in the ...
The use of Java in different signal processing applications including a text independent speaker recognizer based on cepstral coefficients mathematical modeling 
Pedersen, Kjetil (Doctoral thesis / Doktoravhandling, 2000)
The results in these thesis show that text independent speaker recognition in a speech utterance composed of several speakers based on a coarse average of the cepstrum coefficients will not give a satisfactory result. ...
 
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Date Issued2009 (5)2008 (7)2007 (15)2006 (1)2001 (1)2000 (1)Document Type
Doktoravhandling (30)
AuthorBennedsen, Jens (1)Berge, Ola (1)Bhatnagar, Manav R. (1)By Kampenes, Vigdis (1)Bøhagen, Frode (1)... View More
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