Tre tilnærminger til design av mobil IT: Brukervennlighet, brukbarhet og brukerfokus, handler om ulike tilnærminger til "usability engineering" og hvilke implikasjoner disse har for design av mobil IT. Målet med oppgaven ...

OMG promotes Model Driven Architecture (MDA) as the new direction for system development, especially supporting integration, interoperability and portability. But what is MDA really about, and what is model driven architecture? ...

There has been a significant progress concerning the development of networked virtual environments the past 20 years, and the gaming industry has recently been one of the most important actors. Earlier, the implementation ...

Document processing and typesetting systems frequently offer spell checking, automatic hyphenation and other functionality designed to assist the user in the writing process. There is also a wide range of tools designed ...

The thesis ``Ytelse og skalerbarhet i distribuerte telekommunikasjonssystemer'' contains an analysis of the behavior of six different algorithms. The algorithms are simple, and they schedule customers from multiple queues in ...

Dette er en hovedfagsoppgave skrevet ved Institutt for Informatikk, Universitetet i Oslo. En av bibliotekenes og arkivenes viktigste oppgaver er å ta vare på store mengder dokumenter, kunne presentere dem for brukere, ...

The paper 'Objektorientert Dokumentdesign i XML - Obdok' approaches a need for more refined and e cient ways to manage information at the doorstep of the "Age of Information". It does so by suggesting an analogy from ...

Denne hovedfagsoppgaven omhandler samtidighetskontroll i replikerte databasesystemer. "The Dangers of Replication and a Conclusion", Gray. et. al 1996, viser at replikerte data representerer en betydelig utfordring ...

Resilient Packet Ring (RPR) is an emerging standard for a packet based ring network. The MAC protocol defined by RPR is primarily intended for use in a metro (MAN) or wide area (WAN) environment, supporting link capacities ...

Oppgaven beskriver i hovedsak arbeidet med å utvikle en TCP (Transmition Control Protocol)-modul og en RED (Random Early Detection)-modul i en Javabasert "discrete event" nettverkssimulator. Målet var at de to modulene ...

The reported research is concerned with the difficulties and barriers that the Mozambican health system is facing in drugs logistics management, especially relating to its information and drugs flows. The research focuses ...

This thesis is about the design and implementation of an application for editing voxel data. We are primarily working with MRI and CT data in a medical setting, but neither the application nor the problem itself is ...

This thesis provides a baseline on which a methodology for the FreeBSD Project can be built. The three results of this thesis are: - A descriptive "project model" for the FreeBSD Project - A set of "quality goals" for the ...

This thesis investigates different memory types for use as a synaptic storage in a neuromorphic application for on-chip learning. Our main concern was to find a suitable implementation four this purpose. We were looking ...

Abstract : Project managers and organisation management want early and accurate predictions on the effort needed to develop software. A number of alternative estimation methods have been proposed by researchers to support ...

Over the last decades, a trend towards the globalization of business, and of software-intensive sectors in particular, has emerged. These circumstances, in addition to new technical solutions, have had a large impact on ...

Sentralt i hovedfagsoppgaven skrevet for Statskonsult står LivsIT (Livssituasjonsbasert IT-system). LivsIT er enkelt sagt et publikumsperspektiv på offentlig informasjon og tjenester med en målsetning om en samordnet ...

Denne hovedfagsoppgaven handler som ledere som er mobile i sin arbeidshverdag. Problemstillingens formulering har vært: Hvordan oppfyller en mobil leder sine ledelsesroller, og hvordan kan IKT støtte lederen i dette? For ...

Background A limiting factor of cDNA microarray technology is the need for a substantial amount of RNA per labeling reaction. Thus, 20–200 micro-grams total RNA or 0.5–2 micro-grams poly (A) RNA is typically ...

Background Using DNA microarrays, we have developed two novel models for tumor classification and target gene prediction. First, gene expression profiles are summarized by optimally selected Self-Organizing ...

Estimation of new projects is a complex part of software engineering. Project leaders need to understand and complete many different tasks in constructing the actual program. If these tasks are not completely apprehended, ...

Amanda, an architecture for adaptive, autonomous searching guided by user behvior Bjørn Remseth, rmz@rmz.priv.no Date: 30. Oct. 2003 Original title: Amanda: En arkitektur for adaptiv og autonom søking styrt av brukeradferd ...

In this paper we investigate the inconsistency which occur when a curve network is integrated in a terrain surface. Terrain and network data are important geographical data, but these data sets are traditionally maintained ...

Denne hovedfagsoppgaven tar for seg kombinasjonen av fagområdene mobil IT og knowledge management. Gjennom litteraturstudier og analyse av to knowledge management-prosjekter har jeg utviklet et rammeverk som kan bidra til ...

The term smart antennas is used for antenna systems with several antenna elements which are combined in some special way. Two such systems are MIMO and Beamforming. MIMO systems use several widely spaced elements to get ...

Our globalized world has an impact on almost any area of our lives. The globalization affecting the business running around the globe, and forces employees and managers to think of new ways of doing their business. ...

The main result in this thesis is the definition of a difference operator for XML documents and the implementation of a corresponding algorithm. The difference operator is similar to the diff Unix command, but it applies ...

The main aims and objectives of this study are, to explore the procedures, tools and problems related to primary health care data collection, storage, use and information flows and to offer ideas and suggestions on how to ...

Knowing the extent and nature of genetically modified (GM) ingredients in food products has become increasingly important for food exporters, importers, retailers and consumers. In this thesis a model for detecting unknown ...

ABSTRACT Traffic Engineering describes techniques for optimising network performance by measuring, modelling, characterizing and controlling Internet traffic for specific performance goals [11]. This is a comprehensive ...

The increasing use of the Internet and Web technology is met with an enormous focus on e-business. Various Internet solutions based on Web shops, web portals and marketplaces are emerging constantly. A lot is designed to ...

Keywords:Nonlinear modes, modal truncation, MicroElectroMechanical Systems, MEMS, macro-modeling. This paper reviews and verifies a methodology for nonlinear modal truncation especially suited for extraction of quasi-analytic ...

In a global software market that is dominated by pressure to reduce costs and timelines, and to cooperate across distances, the transfer of domain knowledge from the client to the software vendor is a complicated process ...

This thesis presents a study about a data warehouse architecture model for the Ministry of Health (MoH) in Mozambique. The study combines two areas: health care and information systems areas. It was conducted using two ...

A Distributed Computer Immune System (Summary) January 2003 Computer Immunology is about the detection and reaction to changes in the state of the computer system. The goal is to maintain system integrity by detecting and ...

We address three main problems regarding the use of the traditional dataflow language (TDL) for modelling large and dynamic networks: (1)The problem of scalability. The concepts and notations of TDL do not scale well. Thus ...

The Internet is slowly becoming a mirror of the society. Everything we do in the real world, we want to do out on the Net: conduct private conversations, keep personal papers, sign letters and contracts, shop, publish ...

Internett har gitt oss mulighet til å skaffe oss informasjon fra kilder i hele verden, men vi har hittil vært vant til at denne tilgangen til Internett bare er tilgjengelig ved faste aksesspunkter som i hjemmet, på ...

Incremental and component based development are considered well-suited as means to improve software quality and to reduce development time and costs. Introducing such processes is considered a Software Process Improvement ...

Switched Ethernet is a dominating technology in local area networks, and a strong contender in system area networks. This thesis describes measurements on switched Ethernets, in the context of high speed system area ...

The thesis deals with the traffic optimization problem arizing in SS/TDMA satellite systems. This problem is known in existing literature both as the "bipartite scheduling problem" and the "timeslot asssignment problem". ...

This study evaluated the reporting of routine health delivery services and prototyped a computer database, district health information software (DHIS), in the health information systems in Tanzania and Mozambique using ...

This thesis deals with volume rendering in OpenGL and looks at the different areas at which 3D modeling and visualization is used. The thesis focuses on voxel rendering, its advantages and drawbacks, and also the implementation ...

In this thesis I have participated in an action research project in South Africa and Mozambique within their respective public health care. The “replication” of a system from one country to another, presents a wealth of ...

Keywords: Peer-to-Peer, filesharing, cellular phones, JXTA, J2ME This thesis shows that it is possible to realize a Peer-to-Peer filesharing application on limited devices like cellular phones. The Peer-to-Peer model is ...

Abstract Common audio streaming delivery today is performed with TCP connections, which is a standard and reliable method. This delivery performs quite well, as it is easy to implement and use well-known techniques. ...

This thesis is inspired by Neuroinformatics, which is a new national and international activity. Neuroinformatics is a growing field defined in a report from the OECD MegaScience Forum. Neuroinformatics is interdisciplinary, ...

This thesis is a part of the Creol-project. Creol (Concurrent Reflective Object-oriented Language) is a language designed to investigate programming constructs and reasoning control in the context of open object-oriented ...

Spatial multiplexing and space-time codes are competing ways of extracting capacity from MIMO wireless systems. We present examples of both approaches and study their performance, in particular in the case of correlated ...

Physical processes and algorithms that are dynamic in nature can be visualised by creating illustrations of moving objects. When used in teaching situations, such illustrations are an alternative to drawing rough figures ...

The neuromorphic camera is a biologically inspired camera that continually tracks an object within its field of view, much like the peripheral vision of the human eye. The camera is made in hardware and consists mainly of ...

Tradisjonelle læringsformer er primært basert på passiv kunnskapstilegnelse, men flere forskningsresultater tilsier at elever vil få større læringsutbytte dersom de selv er delaktige i læringsprosessen. Med dette som ...

Advances in technologies are making the generation and usage of multimedia data easier, which is reflected by a society where multimedia data is becoming a central part of life. Databases are at the base of many applications, ...

The Internet has in the last decade experienced an explosive expansion with regards to both size and traffic volumes. Private users connected to the Internet are continuously presented with innovative ways of consuming ...

This thesis presents our study of a system using real-time three-dimensional graphics on handheld computers focusing on the impact of the shared attention problem. The main objective is to investigate whether a mobile RT3D ...

Sammendrag av hovedfagsoppgaven "Global Arrays over SCI - Enveis kommunikasjon i clustere" av Kai-Robert Bjørnstad Enkelte applikasjonstyper og algoritmer vanskelig å implementere over MPI-grensesnittet. MPI-standarden ...

Multimedia data are characterized by large, complex values with temporal dependencies. Such data are used by distributed multimedia applications offering long-lived multimedia presentations in distributed environments. An ...

Sammendrag Etterspørselen etter nye og avanserte tjenester i telekommunikasjonsnettverk øker konstant. En åpning av de tradisjonelle telcom-domenene for tredjeparts tjenesteutvikling vil gjøre det mulig for applikasjoner ...

Abstract This is a Cand Scient thesis from the Institute for Informatics, Universtiy of Oslo. This thesis is about user centred privacy aspects with Location Based Services (LBS). The aim of the thesis is to answer how ...

Switched Ethernet is a dominating technology in local area networks, and a strong contender in system area networks. This thesis describes measurements on switched Ethernets, in the context of high speed system area ...

The Teager Energy Operator is a nonlinear operator defined for both continuous and discrete time signals. In this thesis we define different versions and extensions of the one-dimensional operator, and then look at the ...

This thesis studies the problem of using surface splines as an approximation basis. The simplified surface spline basis, a slight simplification of the C1-surface spline construction of Joerg Peters, is presented. The ...

Forskingsarbeidet i denne oppgåva har vore retta mot innføring og bruk av arkiv- og saksbehandlingssystemet Ephorte i Lier kommune. Ephorte vert ikkje brukt i den grad det er ynskjeleg frå fleire hald kommunen. For å finne ...

The development of distributed multimedia applications has increased in the last few years. Multimedia database systems are introduced in several types of application systems, for example education systems, medical care ...

Sammendrag Denne oppgaven tar stilling til om innføring av videresendingsparadigmet MPLS vil gjøre et IP-nettverk mer pålitelig. Teoretisk belyses dette ved hjelp av ulik teori om protokoller som benyttes i IP-nettverk ...

The traditional Internet and its protocols was designed for a static environment. Computers where located at fixed locations, and network connections where enabled physically trough wired cables. There where no means by ...

This thesis describes a small version control system, its design and implementation. The version control system, sic, is implemented in Ruby. Its goal was to be a small system, featuring basic functionality, but ...

In this thesis the problems of simulating rigid body dynamics are discussed and a library is provided that can be reused without dealing with the more complicated problems of rigid body simulation as collision detection ...

Oppgaven har til hensikt å skissere en alternativ måte å forholde seg til synkronisering på ved å skille mellom enhet data lagres og prosesseres på. Dette er ønskelig å gjøre trådløs da man i stor grad forsøker holde ...

The low noise is key factor in acquisition systems if it is desired to be able to make precise measurements. Different semiconductors have different properties concerning noise. Noise will therefore be one of the most ...

This work concerns the problem of post-processing segmented volumetric images. Such images can arise in fields as diverse as medical imaging, material science, geology and other fields. An application in which to experiment ...

This master thesis is called ”topology discovery in Resilient Packet Ring”. Resilient Packet Ring (RPR) is ring based network for use in metropolitan area networks and local area networks (MAN/LAN). When this master thesis ...

During the span of the 20th century, the developments in areas of communication and transport have been enormous. Deaf people, here seen as a cultural and language minority group in terms of their shared language and ...

Denne oppgaven har sett på hvordan APIC og WUGS, sammen med Da CaPo egner seg for overføring av data for Forsvarets fremtidige kampsystemer. Motivasjonen bak problemstillingen er Forsvarets ønske om en evaluering av en ...

As computer networks and systems become more complex and more heterogeneous (often involving systems from multiple vendors), the importance of network and system management increases. During the last 10 years, the overall ...

The objective of this assignment was to build the control system for a pointing photometer. The photometer will be mounted at the observation post for northern lights in Adventdalen, Svalbard (Norway). EISCAT Svalbard ...

Lately, on-demand streaming multimedia applications have become very popular. Contemporary personal computers can handle the load imposed by such multimedia applications on the client side, but the potentially high number ...

The work presented in this thesis is concerned with the estimation of snow cover area based on multi-temporal Radarsat images from Heimdalen in Jotunheimen, Norway. An analysis of the temporal development of the backscattering ...

In classic networking, sessions are ordered communication between two fixed end-points. In this thesis we introduce the concept of session migration where one of the end-points of the session can change without losing the ...

This thesis presents a study of systems development within a poor rural area in Andhra Pradesh, India. During my fieldwork I took part in a project called HISP (Health Information System Programme), which aims at supporting ...

This thesis is about service discovery in multi-hop Bluetooth ad hoc networks, so called scatternets. Such networks are expected to be dynamic in nature, and some method for service discovery is therefore necessary to avoid ...

Due to the scattered population and the political goal of equal right to education, distance education has become popular in Norway. Technological advances have led to more and more distance education courses being offered ...

This thesis is more or less developed in parallel with my participation in the Infrastructure project of Norsk EDIPRO. In Norsk EDIPRO we tried to standardise a way for companies to do business over the Internet using new ...

While image filtering is limited to two dimensions, the filtering of image sequences can utilize three dimensions; two spatial and one temporal. Unfortunately, simple extensions of common two-dimensional filters into three ...

For a long time, an effort to achieve a comprehensive nuclear test-ban treaty banning all nuclear explosions world-wide has been made. The Comprehensive Nuclear-Test-Ban Treaty (CTBT) is the result of this effort. A ...

The standard procedure for left anterior descending (LAD) coronary artery bypass requires a sternum split. The internal mammary artery (IMA), most typically the left one (LIMA), is dissected free from behind the sternum ...

Numeriske simuleringer er ofte regneintensive programmer som også krever svært mye minne. Bruk av flere maskiner samtidig, i parallell, er en teknikk for både å redusere kjøretiden og få tilgjengelig mer minne. Denne ...

Terrestrial Trunked Radio (TETRA) is a new digital standard for Private Mobile Radio (PMR) systems. With emphasis on security during standardization, TETRA is regarded as a highly secure system and suitable for use by ...

This thesis introduces a method for fast rendering of a forest scenery in real-time. The subject of forest visualization has been an active research field in real-time rendering and this paper draws on the ideas and theory ...

ABSTRACT While there exists a range of studies on the issue of leadership in general, research on leadership in the context of information and communication technology (ICT) firms is rather limited. This is an extremely ...

Denne rapporten handler om subjektiv talekvalitetstesting av IP-telefonitale brukt i luftfartskommunikasjon (her: typisk mellom pilot og flygeleder). Testingen har vært webbasert og har foregått ved at flygeledere har ...