Institutt for informatikk: Nye registreringer
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Auto scaling framework, simulator, and algorithms for the META-pipe backend
(Master thesis; Mastergradsoppgave, 2018-06-01)META-pipe is a metagenomic analysis service provided in the ELIXIR distributed life science infrastructure. It provides assembly of sequence data, functional annotation, and taxonomic profiling. The analysis is computationally intensive and it consist of many jobs which have different requirements and varying complexity and execution times It therefore requires an execution environment that can ... -
Data management platform for citizen science education projects
(Master thesis; Mastergradsoppgave, 2018-05-15)The air:bit project is a computer science education project that we developed in 2016 for use in North-Norwegian upper secondary (videregående) schools. Students build and code their own air quality sensor kits (air:bits), before collecting air quality data in their local areas. They create their own air quality related research questions, which they answer by analyzing the collected air:bit data ... -
Metadata state and history service for datasets. Enable extracting, storing and access to metadata about a dataset over time.
(Master thesis; Mastergradsoppgave, 2018-05-14)Distributed Arctic Observatory (DAO) aims to automate, streamline and improve the collection, storage and analysis of images, video and weather measurements taken on the arctic tundra. Automating the process means that there are no human users that needs to be involved in the process. This leads to a loss of monitoring capabilities of the process. There are insufficient tools that allow the human ... -
Deep Learning: From Data Extraction to Large-Scale Analysis
(Master thesis; Mastergradsoppgave, 2018-05-15)We aim to give an insight into aspects of developing and deploying a deep learning algorithm to automate biomedical image analyses. We anonymize sensitive data from a medical archive system, attempt to replicate and further improve published methods, and scale out our algorithm to support large-scale analyses. Specifically, our contributions are described as follows. First, to anonymize and extract ... -
Privacy preserving distributed computation of community health research data
(Journal article; Tidsskriftartikkel; Peer reviewed, 2017-09-19)Research in community health introduces challenges regarding analysis of the research data. It involves multiple actors in a varity of arenas, and it is often directed towards the local community and children and their families. The legal, ethical and privacy issues involved introduce constraints upon the analysis performed. SNOOP combined with the D2Worm declarative modelling and infrastructure ... -
Are health videos from hospitals, health organizations, and active users available to health consumers? An analysis of diabetes health video ranking in YouTube
(Journal article; Tidsskriftartikkel; Peer reviewed, 2017-01-24)Health consumers are increasingly using the Internet to search for health information. The existence of overloaded, inaccurate, obsolete, or simply incorrect health information available on the Internet is a serious obstacle for finding relevant and good-quality data that actually helps patients. Search engines of multimedia Internet platforms are thought to help users to find relevant information ... -
Dynamically loading mobile/cloud assemblies
(Journal article; Tidsskriftartikkel; Peer reviewed, 2017-07-20)Distributed applications that span mobile devices, computing clusters, and cloud services, require robust and flexible mechanisms for dynamically loading code. This paper describes lady: a system that augments the .net platform with a highly reliable mechanism for resolving and loading assemblies, and arranges for safe execution of partially trusted code. Key benefits of lady are the low latency and ... -
Trading network performance for cash in the bitcoin blockchain
(Master thesis; Mastergradsoppgave, 2017-11-15)This thesis describes a longitudinal study of Bitcoin, the perhaps most popular blockchain based system today. Public blockchains have emerged as a plausible messaging substrate for applications that require highly reliable communication. However, sending messages over existing blockchains can be cumbersome and costly as miners require payment to establish consensus on the sequence of messages, ... -
Schema crawled API documentation exploration
(Master thesis; Mastergradsoppgave, 2017-12-15)Åpne API blir stadig mer utbredt som fører til at utviklere kan benytte mye tid i å lese dokumentasjon for å finne et passende alternativ. Tesen beskriver en design som kan benyttes for å danne et sett med hjelpemidler som har til hensikt å redusere unødvendige alternativ av API for brukeren. Dette gjøres via en web crawler som går gjennom API dokumentasjon samt en behandler av datamengdene som ... -
Embedded analytics of animal images
(Master thesis; Mastergradsoppgave, 2017-12-14)Due to the large increase of image data in animal surveillance, an effective and efficient way of labeling said data is required. Over the past few years the Climate-ecological Observatory for Arctic Tundra (COAT) project have deployed dozens of cameras in eastern Finnmark, Norway during winter, which have resulted in a large volume of wildlife images which is used to document the effects of climate ... -
Telemedicine Services for the Arctic: A systematic review
(Journal article; Tidsskriftartikkel; Peer reviewed, 2017-06-28)Background: Telemedicine services have been successfully used in areas where there are adequate infrastructures such as reliable power and communication lines. However, despite the increasing number of merchants and seafarers, maritime and Arctic telemedicine have had limited success. This might be linked with various factors such as lack of good infrastructure, lack of trained onboard personnel, ... -
Internet of things DDoS mitigation. Preventing DDoS attacks using learning algorithms on limited hardware
(Master thesis; Mastergradsoppgave, 2017-10-01)DDoS attacks are becoming more and more common, and threatens the current infrastructure of the internet. Cheap new IoT devices have led to a lot of new devices that are poorly secured and can easily be compromised and used for such nefarious purposes. While there are many attemps at solving this problem this thesis looks at a solution which could be applied to typical home router. This would stop ... -
Телемедицина в Северной Норвегии: Уроки 25 лет развития
(Book; Bok, 2015) -
Automated Lung Sound Analysis
(Master thesis; Mastergradsoppgave, 2016-06-01)Lungs sounds has been used as a diagnostic tool for centuries. The usefulness of listening to lung sounds, or pulmonary auscultation, as a definite diagnostic method has been diminished by advances in medical imaging such as chest X-Ray, but these advanced methods also bring a higher monetary and time cost. In addition, when the severity of pulmonary conditions changes, audible symptoms change ... -
Unified detection system for automatic, real-time, accurate animal detection in camera trap images from the arctic tundra
(Master thesis; Mastergradsoppgave, 2017-06-01)A more efficient and effective approach for detecting animal species in digital images is required. Every winter, the Climate-ecological Observatory for Arctic Tundra (COAT) project deploys several dozen camera traps in eastern Finnmark, Norway. These cameras capture large volumes of images that are used to study and document the impact of climate changes on animal populations. Currently, the images ... -
Swirlwave. Cloudless wide area friend-to-friend networking middleware for smartphones
(Master thesis; Mastergradsoppgave, 2017-05-07)Swirlwave is a middleware that enables peer-to-peer and distributed computing for Internet-connected devices with the following characteristics: The devices lack publicly reachable IP addresses, they can be expected to disconnect from the network for periods of time, and they frequently change network locations. This is the typical case for smartphones. The middleware fits into the friend-to-friend ... -
Distributed media versioning
(Master thesis; Mastergradsoppgave, 2017-05-15)It is still strangely difficult to backup and synchronize data. Cloud computing solves the problem by centralizing everything and letting someone else handle the backups. But what about situations with low connectivity or sensitive data? For this, software developers have an interesting distributed, decentralized, and partition-tolerant data storage system right at their fingertips: distributed ... -
Space-Bounded Async Scheduling. A UPCxx extension
(Master thesis; Mastergradsoppgave, 2017-05-15)It is estimated that computers and mobile devices use more than 2% of the total energy consumed. That means a lot of energy is going in powering our cpu,display and gpu. In this paper we are trying to optimize the power consumed by cpu in partitioned global address space environment. Recent research suggests that there is scope in improving cpu power usage by having a better scheduler. Simhadri ... -
EC3 - Edge Command-Control-Communication System for Arctic Observatories
(Master thesis; Mastergradsoppgave, 2017-05-13)This paper presents a prototype of a system for automated observations of flora and fauna in the Arctic. Currently applied methods of observation depend mostly on systems (usually consisting of a camera unit, a motion detection sensor and a memory card) that are left unattended in remote locations during extended periods of data gathering. The main problem with such approach is that no remote control ... -
Exploring in-game rewards in the diaquarium. A serious game for children with type 1 diabetes mellitus
(Master thesis; Mastergradsoppgave, 2016-12-22)Digital games do not only serve entertainment purposes, but can also benefit as useful tools for learning. Games that have an explicit and carefully thought-out educational intention has appeared as very productive within health care, and have been used more frequently as part of treatment among children with Type 1 Diabetes Mellitus. Insulin-depended diabetes has no known cure at the present time, ...