Security and interfering networks are challenges in wireless networks today. A security technique concerning shielding wireless signal using signal reducing or canceling material can be used to solve some of these issues. ...

Recently IPv6 has become a worldwide topic because of IPv4 address exhaustion, much is due to the Internet Assigned Numbers Authority (IANA) allocated the final IPv4 address blocks in February, 2011. IPv6 solves the ...

Ny forskning innenfor feltet trådløse sensornettverk åpner for nye og innovative produkter og løsninger. Biomedisinske anvendelser er blant områdene med størst potensial og det investeres i dag betydelige beløp for å bruke ...

While human-computer interaction design patterns are created to support the design of user interfaces, there is lack of substantial evidence to support these promises. This thesis reports two exploratory observational ...

Internett og internettjenester har i større grad blitt en vanlig del av våre liv. Bruk av slike tjenester innebærer i mange tilfeller at vi som brukere er nødt til å oppgi en del personlig eller sensitiv informasjon for ...

Software development effort estimation is a continuous challenge in the software industry. The inherent uncertainty of effort estimates, which is due to factors such as evolving technology and significant elements of ...

The problem addressed in this paper is that we want to sort an integer array a [] of length n on a multi core machine with k cores. Amdahl’s law tells us that the inherent sequential part of any algorithm will in the end ...

Nylig progresjon innen sekvenseringsteknologier muliggjør framskaffelse av høy-oppløselig genomisk data. Komparativ analyse av nevnte data er en kilde til videre innsikt i genetiske mekanismer, men feltet er lite utforsket. ...

The use of Information and Communication Technology (ICT) in educational settings has received increased attention, and it is a common belief that ICT may enhance students‘ learning and provide productive learning ...

We present an effect based static analysis to calculate upper and lower bounds on the memory resource consumption in a transactional calculus. The calculus is a concurrent variant of Featherweight Java extended by transactional ...

The authors present an experimental musical performance called Dance Jockey, wherein sounds are controlled by sensors on the dancer's body. These sensors manipulate music in real time by acquiring data about body actions ...

The thesis presents the implementation and assessment of two routing metrics used in RPL. The routing metrics evaluated in the thesis are the Hop Count Object and Node Energy Object. The ROLL working group has defined ...

Oppgaven undersøker om forhold som understøtter organisasjonslæring også bidrar til måloppnåelse. Med bakgrunn i sosiokulturell læringsteori diskuteres hva disse forholdene er. Disse forholdene er deretter undersøkt gjennom ...

The aim of the workshop is to bring together practitioners and researchers from academia, industry and government to present and discuss ideas about: • How to deal with the complexity of software projects by multi-view ...

Nowadays there is a jungle of practical software and numerical methods to solve the ordinary differential equations (ODE) related problems. This thesis aims to introduce a Python interface that collects a variety of such ...

Multimedia applications have a history of driving the demand for computational resources. In entertainment and digital arts, computer animation is popular, but also compute-intensive. We see that there is an increasing ...

This Master thesis investigate the predictability in game server resource data by implementing and developing a predictive algorithm. Thorough testing of the algorithm has been performed and the results show that the game ...

Stadig flere offentlige data tilgjengeliggjøres som følge av det politiske fokuset som i økende grad rettes mot denne tematikken. Innovasjonspotensialet og den tilknyttede øknomiske veksten er spesielt vektlagt som argument ...

This thesis considers a novel solution to deploy and administrate virtual machines and networks on the VMware ESX platform. The new solution is able to decrease network deployment complexity and increase automatic ...

Today computer and network security are a big part of a system administrators life. New methods and applications appear and several makes the system administrator’s job easier. Gathering information is a big part of detecting ...

The aim of our research is to assess image quality of prints without the involvement of human observers. The printing industry is continuously moving forward as new products and technologies are introduced to the market. ...

System administration is a complex field to manage and maintain. The system requires knowledge of operating systems and applications, as well as hardware and software troubleshooting. The state of the system is being ...

Feil nr (409) på tittelbladet. Skal være Research report nr 406.

The rapid development of network communication infrastructure enables networked multimedia streaming applications ranging from on-demand video streaming to highly interactive video conferencing. Peer-to-Peer (P2P) technologies ...

The basic function of the Internet is to forward messages hop-by-hop towards their destination hosts. A single message has only one destination and the network does not provide a mechanism for delivering a message to ...

We propose a novel approach to the well-studied problem of making a nite, ordered sequence of decisions under uncertainty. Most existing work in this area concentrates on graphical representations of decision problems, ...

File system is the very crucial part of all computer systems. It has been improved from local to network and now to distributed file systems. NFS, SAN, and NAS are becoming obsolete as they all pursue the traditional block ...

Background The immune contribution to cancer progression is complex and difficult to characterize. For example in tumors, immune gene expression is detected from the combination of normal, tumor and immune ...

Background The Smith-Waterman algorithm for local sequence alignment is more sensitive than heuristic methods for database searching, but also more time-consuming. The fastest approach to parallelisation ...

Background Elucidating the exact relationship between gene copy number and expression would enable identification of regulatory mechanisms of abnormal gene expression and biological pathways of regulation. ...

Background Metastatic progression due to development or enrichment of therapy-resistant tumor cells is eventually lethal. Molecular characterization of such chemotherapy resistant tumor cell clones may ...

Background This paper presents a novel approach to the problem of hedge detection, which involves identifying so-called hedge cues for labeling sentences as certain or uncertain. This is the classification ...

Background Transcription factors in disease-relevant pathways represent potential drug targets, by impacting a distinct set of pathways that may be modulated through gene regulation. The influence of ...

We present a model for the surgery admission planning problem, and a meta-heuristic algorithm for solving it. The problem involves assigning operating rooms and dates to a set of elective surgeries, as well as scheduling ...

Background With the recent advances and availability of various high-throughput sequencing technologies, data on many molecular aspects, such as gene regulation, chromatin dynamics, and the three-dimensional ...

Background Increased understanding of the variability in normal breast biology will enable us to identify mechanisms of breast cancer initiation and the origin of different subtypes, and to better predict ...

Editors: Alexander Refsum Jensenius, Anders Tveit, Rolf Inge Godøy, Dan Overholt Table of Contents -Tellef Kvifte: Keynote Lecture 1: Musical Instrument User Interfaces: the Digital Background of the Analog Revolution ...

Simultaneous handling and synchronisation of data related to music, such as score annotations, MIDI, video, motion descriptors, sensor data, etc. requires special tools due to the diversity of this data. We present a toolbox ...

Background The iRefIndex consolidates protein interaction data from ten databases in a rigorous manner using sequence-based hash keys. Working with consolidated interaction data comes with distinct challenges: ...

More and more brick and mortar bank offices are closing their doors as the banks are moving their business online. The online bank, or Netbank, is becoming the most frequently used communication channel between the banks ...

In this thesis I present a study of a route planning system within the field of Computer Supported Collaborative Work (CSCW), based on a case within the Accessibility field. A route planner client running on mobile phones ...

We build computer programs by creating named abtractions, aggregations of behaviour that can be invoked by referring to the name alone. Abstractions can be nested, meaning we can construct new, more powerful abstractions ...

Component-based system development causes challenges for security and safety as upgraded components may interact with a system in unforeseen ways. Due to their lack of modularity, conventional risk analysis methods are ...

Wireless Sensor Networks (WSNs) are a rapidly emerging research area because of their vast application vistas in real-world environments, as well as their rapid deployments at low cost and with high flexibility. In 2003, ...

Embedded systems, as for example communication and control systems, are being increasingly used in our daily lives and hence require thorough and systematic testing before their actual use. Many of these systems interact ...

The paper presents the SoundSaber - a musical instrument based on motion capture technology. We present technical details of the instrument and discuss the design development process. The SoundSaber may be used as an example ...

Det benyttes 3D-video i stadig flere sammenhenger, og lanseringen av rimelige dybdekameraer, som Microsoft Kinect, er en av grunnene til dette. Som grunnlag for applikasjoner og videre videoanalyser, er det interessant å ...

In this thesis, we develop, analyze and implement adaptive finite element methods for fully coupled, time-dependent fluid–structure interaction problems and incompressible flows. The presented adaptive methods are based ...

The research presented in this master’s thesis identifies user behavior and user task in context of on-line TV. In addition, the use of the different tools for data collection, data preparation and analysis of all the ...

Denne oppgaven simulererer et fullstendig retursignal fra laseraltimeteret GLAS på satellitten ICESat ved å bruke en digital høydemodell med høy oppløsning og inkludere nær-infrarøde satelittbilder fra Landsat 7 for å ...

The start-up phase in TCP is called Slow Start, and is followed by Congestion Avoidance. The Slow Start phase is becoming a bottleneck of communication in the Internet today. There are several proposals to improve TCP’s ...

Denne masteroppgaven ser på programmeringsspråket Boo med spesiell vekt på det dets mekanismer for metaprogrammering og for å kunne utvide språket selv med nye mekanismer. Boo er et objektorientert språk med en Python-liknede ...

In traditional video, the viewpoint of the camera is determined at capture time. Free-viewpoint video use multiple cameras to capture the scene. However, the viewpoint is not restricted to the viewpoints of existing cameras, ...

The primary goal of this thesis is to collect and compare the touch parameters of finger movements on touch devices and build personal profile with good-recognition parameters to indicate the touch characteristics of ...

With the rapid increase of technology throughout the world, there has also been an equally rapid increases in its abuse. Currently, security professional made some attempts to learn about attacker, however these attempts ...

The amount of available genomic data, produced by genome sequencing projects, increases more and more quickly. The vast quantity of available data must be analyzed in order to extract valuable information about the genome. ...

Signaleringsprotokollen Session Initiation Protocol (SIP) er en veletablert standard for Voice over IP (VoIP), men det finnes også aktører i VoIP-industrien som ikke følger denne standarden. I folks dagligtale er telefoni ...

In this article, I am looking at multi-touch tabletop games. I am looking for the best suited genre for multi-touch tabletops and at how multiplayer support should be done on these tabletops and what multiplayer format ...

Providing a robust and reliable estimation of a patient's prognosis is necessary to make a qualified selection of the appropriate treatment for that patient. Digital image analysis of cancer cell nuclei is useful to make ...

The topic of this master thesis is development of scientific software. The research questions put forth are oriented towards specific agile practices and whether these are present in the development processes of scientific ...

SAMMENDRAG Denne studien er et bidrag for å støtte pasienter gjennom thorax kirurgiforeløpet ved Oslo universitetssykehus - Rikshospitalet. Dette gjøres ved å utvikle en helseinformasjon mash up prototype, lik den teknologien ...

This thesis will explore the possibilities for implementing the UML state machine specification [14] into the Java language. Several approaches will be explored, from going the software route with state patterns and the ...

Innovasjon blir sett på som eit viktige verkemiddel for å få eit betre og meir effektivt helsevesen. Særleg blir behovet for meir tenesteinnovasjon vektlagt. Dei nasjonale verkemiddela som skal bidra til meir innovasjon ...

Real time multimedia workloads require progressingly more processing power. Modern many-core architectures provide enough processing power to satisfy the requirements of many real time multimedia workloads. When even they ...

Neste-generasjons sekvensering gir en stor mengde data i form av Short Reads. I denne oppgaven presenterer vi muligheter for å komprimere disse dataene ved hjelp av differensiering. Vi ser på to tilfeller; først komprimering ...

The emerging research field inclusive identity management (IIDM) ddresses one of the most critical issues of the Internet today. The challenges related to the accessibility of user registration and identity management are ...

On 26th of March 2010, the Norwegian Parliament approved the Norwegian Armed Forces project of acquiring a communications satellite. Combined with the increasing use of civilian technology like the Transmission Control ...

Storage of CO2 in geological formations, such as oil and gas reservoirs, is considered an import means to reduce emissions of CO2 into the atmosphere. Accurate modeling of the CO2 migration is an important tool to analyse ...

In recent years there has been an increased interest in how computer-based inquiry environment can support students‟ learning. This thesis is about a computer-based inquiry environment called SCY-Lab. The data is collected ...

Ideen om selvreplikering i robotikk kan spores tilbake til John Von Neumann i 1966. Selv om total selvreplikering er fortsatt mange år unna, er forskning om dette i gang ved Bath University i England under prosjektnavnet ...

This master thesis demonstrates how biological mechanisms and animal be- havior can be used to reduce the conceptual complexity of automated pro- cesses in virtual machines. By translating different types of behavior and ...

Many companies and organizations offer IT-services (news papers, social sites, web developers and etc.) to the public, and those services needs to be protected. The amount of computer threats are increasing drastically, ...

As mobile platforms become increasingly popular, the area of system monitoring would likely need to adopt some of the design methods and techniques for mobile usage, which includes exaggeration of size and importance ...

Sosiale medier tar stadig større del av menneskers daglige rutiner, og kan bidra til mye godt. Kommunikasjonen oss mennesker imellom har endret seg dramatisk siden sosiale mediers inntog. Vi har i dag full oversikt over ...

Oppgaven tar for seg problemet med uthenting av informasjon fra dokumenter lagret i PDF-formatet, noe som er vanskelig på grunn av at informasjonen blir lagret visuelt og uten en god struktur. I oppgaven blir det sett på ...

This thesis aims to discover a relatively new phenomenon QoE. On the premise that the users' perspectives on a certain service are worth to investigate, it is believed that QoE can have explication for the relevant ...

This thesis presents a case study of technology acceptance of iPad as a classroom tool. The study spans an eleven months period within the context of a rural Norwegian elementary school. Six iPads were introduced into ...

The future is mobile and location aware. More and more of our gadgets are portable and have an online presence. For our location-aware mobile future to be safe, we need to demand that our privacy and anonymity be protected. ...

The effectiveness of IT support is determined by the ability to quickly diagnose and solve a problem. The diagnostics process can be aided to a great extent by gathering and presenting the knowledge scattered across relevant ...

Adaptive HTTP streaming is frequently used for both live and on demand video delivery over the Internet. Adaptiveness is often achieved by encoding the video stream in multiple qualities (and thus bitrates), and then ...

In recent years there has been a rapid development in sequencing technologies. These new technologies produce data in the order of several gigabase-pairs per day. The sequences produced are short and numerous. These short ...

Safety-critical systems are often subject to certification in order to assure the public that they will not cause harm to either people or the environment during their use. Such certification is usually based on some ...

VoIP (Voice over IP) har på kort tid blitt et populært alternativ til tradisjonell linjebasert telefoni, siden det både er billigere og tilbyr større fleksibilitet. VoIP-tjenester benyttes i dag av mange brukere, men ikke ...

The motivation for this dissertation is to increase the usefulness of Creol as a modeling language for open distributed systems and through this contribute to the overall goal of verification and testing of open ...

This thesis is the result of a case study concerning an industrial cluster in Telemark, Norway called IKT Grenland (IKTG). The intention is to shed light on an aspect of clusters that has not been considered important up ...

De siste årene har stadig mer data blitt tilgjengeliggjort og åpnet for allmennheten. Den store mengden kan gjøre det hele mindre oversiktlig, men dataene kan kobles sammen ved hjelp av semantisk web-teknologier som RDF. ...

Denne studien handler om Departementenes servicesenter sin IKT-avdeling (DSS IKT) og deres implementering av Information Technology Infrastructure Library (ITIL). Jeg har undersøkt hvordan organisasjonskulturen og ...

The complexity of human-computer systems nowadays requires the aid of manageable and simplified, machine-readable representation of those systems. In addition, the need to accommodate appropriate and mandatory changes to ...

I terminologien brukt innen datasikkerhet kan en honeypot beskrives som en informasjonsressurs hvor verdien ligger i uautorisert eller ulovlig bruk av den ressursen. Den kan brukes til å skjerme produksjonssystem eller ...

In light of findings indicating that improved access to relevant information is crucial to reduce risk during emergency response, research has emphasized the need for decision support tools capable of aiding on-scene ...

Today we see an increasing number of time dependent visual computer systems, ranging from interactive video installations, via high definition teleconferencing to the high performance computer vision disciplines for example ...

Passord er den mest brukte mekanismen for innlogging, enten det gjelder datamaskiner, nettsteder, tjenester, og så videre. Per i dag blir de fleste stadig medlem av flere nettsteder som gjør at vi må huske flere passord ...

This paper compares the use of two different technologies for controlling sound synthesis in real time: the infrared marker-based motion capture system OptiTrack and Xsens MVN, an inertial sensor-based motion capture suit. ...