Viser treff 107-126 av 136

    • Safe and secure outsourced computing with fully homomorphic encryption and trusted execution environments 

      Singh, Isak Sunde (Master thesis; Mastergradsoppgave, 2020-06-30)
      Increases in data production and growing demands for more computing power leads to the current trend of outsourcing data and computation services to cloud providers. With data breaches and cases of data misuse becoming increasingly common, there is a high demand for secure systems. This, however, conflicts with the current data trust models. A solution to this that is becoming more common is the use ...
    • Sáhka 

      Hilbertsen, Markus Bergum (Mastergradsoppgave; Master thesis, 2022-05-25)
      Elite football today is infused with technologies for collecting data on players' performance and health. Technologies such as wearable health and fitness trackers, full-body medical scans, and positional systems mounted around a stadium give coaches a wide range of accurate data about their players. However, coaches do not have the time or ability to analyze all this data for each player to give ...
    • Scalable exploration of population-scale drug consumption data 

      Skar, Tengel Ekrem (Master thesis; Mastergradsoppgave, 2019-06-01)
      The potential for knowledge discovery is currently underutilized on pharmacoepidemiologic data sets. A big dataset enables finding and assessing rare drug consumption patterns that are associated with adverse drug reactions causing hospitalization, or death. To enable such exploration of big pharmacoepidemiology data, four key issues need so be addressed. First, to ingest, transform, preprocess ...
    • A scalable, interactive widget library for visualizing biological data 

      Johansen, Terje Andre (Master thesis; Mastergradsoppgave, 2011-06)
      In biology the introduction next generation technology is increasing the amount of data generated rapidly. New sequencing machines are able to produce terabytes of genomic data in days and in later years the cost of storing data has become higher than to produce it. With enormous amounts of data arrives great opportunities, but also new challenges; how should biologists analyze and interpret the ...
    • Schema crawled API documentation exploration 

      Bakkeli, Nicolai (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 ...
    • Seadrive. Remote file synchronization for offshore fleets 

      Haro, Peter Halland (Master thesis; Mastergradsoppgave, 2016-06-01)
      File synchronization- and hosting services is not only an integrated service in everyday life, but also a powerful tool to support business and organizational activities. In order to provide users with a transparent experience, the systems relies on sophisticated mechanisms to create a seamless integration. The problem with these systems is that they are designed for stable network connections with ...
    • SecureCached. Secure caching with the Diggi framework. 

      Hoff, Helge (Master thesis; Mastergradsoppgave, 2018-06-01)
      Caching services are vital for the performance of large-scale web services running in the cloud. However, placing sensitive data in caching services, implicitly includes all components of the cloud infrastructure that can be exploited. Therefore, end-users place their trust in the entire security stack of their service providers. In order to achieve confidentiality and integrity of sensitive ...
    • Securing private peer-to-peer networks 

      Fredriksen, Lars A. (Master thesis; Mastergradsoppgave, 2007-08-15)
      This thesis describes the research of grading security in private Peer-to-Peer (P2P) networks, and ultimately the development of “The Socialized.Net Embedded – Cryptography Version” (Tsnecv). Tsnecv is a revision of “The Socialized.Net Embedded” (Tsne) which is the embedded version of Njål Borch’s doctorate “The Socialized.Net”. Tsne is a P2P file sharing application which builds it private P2P ...
    • Space-Bounded Async Scheduling : A UPC++ Extension 

      Vik, Christian Bergvoll (Master thesis; Mastergradsoppgave, 2016-06-01)
      As increasing awareness of climate changes and surging power costs for big data centers today energy efficiency becomes increasingly important. In addition to that we carry mobile devices that depend on battery technology that is falling behind the rapid evolution of transistor technology and ever increasing power demands. At the same time there is an understanding that computer resources are not ...
    • Spark-SPELL: Low-latency query-based search for gene expression compendia on cluster computers 

      Raknes, Inge Alexander (Master thesis; Mastergradsoppgave, 2014-06-01)
      Exploratory analyses are vital to fully realize the potential for scientific discoveries in large-scale biomedical data compendia. Specifically, most biomedical data analyses require a human expert to interactively explore the data to find novel hypotheses or conclusions. However, recent developments in biotechnology instruments are generating Tera-scale datasets. No interactive biomedical data ...
    • Sphero NAV - Robotic Navigation and Control Platform 

      Nistad, Simon Andreas Engstrøm (Master thesis; Mastergradsoppgave, 2014-06-01)
      This thesis presents Sphero NAV, a camera based navigation and control platform for the robotic ball Orbotix Sphero. Sphero NAV is a Python library that serves as a base for developing new Sphero applications. The library allows for communication and control of one or multiple Sphero devices using Sphero’s rich API and functionality. Sphero NAV implements a tracker system that uses image based ...
    • Storing and representing smart nudges in a user profile 

      Mæland, Marius Johan (Master thesis; Mastergradsoppgave, 2020-06-19)
      Oppgaven handler om hvordan informasjon og struktur en bruker profil trenger for og og kunne lagre smart nudges, og bruke dette til og finne brukerens preferanser. Et design på brukerprofil er laget og dette designet er brukt for og implementere en brukerprofil som inneholder smart nudger.
    • Summarizing image collections 

      Sundby, David (Master thesis; Mastergradsoppgave, 2011-06-01)
      The widespread use of digital cameras and mobile phones, along with a rapidly growth of image sharing, challenges current image retrieval techniques. It is difficult for image retrieval system to find the semantic meaning of images based on human’s subjectivity and the size of current image databases makes it difficult to organize and search images. This thesis shows that information retrieval ...
    • Supporting Undo and Redo for Local-First Software. An Implementation in Automerge 

      Brattli, Eric (Master thesis; Mastergradsoppgave, 2021-06-01)
      With the advance of cloud computing and centralization of data, a new effort goes entirely in the other direction and aims for decentralization of data through local-first software. Collaborative applications created this way need strong undo and redo support to handle the inevitable mistakes that take place in a collaborative setting. Local-first software can be effectively built using Conflict-Free ...
    • Swiftmend: Data Synchronization in Open mHealth Applications with Restricted Connectivity 

      Hansen, Christoffer Hellerud (Master thesis; Mastergradsoppgave, 2018-06-01)
      Open mHealth applications often include mobile devices and cloud services with replicated data between components. These replicas need periodical synchronization to remain consistent. However, there are no guarantee of connectivity to networks which do not bill users on the quantity of data usage. This thesis propose Swiftmend, a system with synchronization that minimize the quantity of I/O used on ...
    • System for measuring, storing, and visualizing pressure of patients dependent on a tracheostomy tube 

      Mørstad, Fredrik (Mastergradsoppgave; Master thesis, 2023-07-03)
      Wrongful removal of tracheostomy tubes is often associated with high drama for all parties involved. With children's repository system being under-documented, there is no consensus on when these tubes should be removed for children at different ages. Measuring the pressure generated by these children can help doctors make better decisions and give the tools for helping medical researchers reach a ...
    • Through space and time 

      Devold, Erling Arvola (Mastergradsoppgave; Master thesis, 2023-06-02)
      Modern fishing vessels have a wide range of instruments and sensors on board that are used for active fishing operations, with sonar equipment and echo sounders being among the most common. Sonar allows horizontal observation of the water column, while echo sounders provide more precise underwater environment monitoring. These instruments are useful as they are used today but require a lot of user ...
    • Time constrained video playback 

      Larsen, Webjørn Ivar (Master thesis; Mastergradsoppgave, 2010-06-08)
      The duration of video playlists, might be a problem when watching on mobile devices, while on the go. We are exploring the problem of how to reduce the size of a video playlist, while maintain the important parts of the videoclips in the playlist. We have designed algorithms that automatically can cut down a playlist by cutting the duration of clips or sometimes even removing clips. We have shown ...
    • Towards a General Database Management System of Conflict-Free Replicated Relations 

      Tomter, Iver Toft (Master thesis; Mastergradsoppgave, 2021-05-31)
      This project aims to explore creating a relational database of Conflict-Free Replicated Relations (CRR) that is generally applicable for most user applications. We aim to achieve generality by using SQLite because it is a commonly used embedded Database Management System that comes default in all Android or iOS devices. The implementation challenge is making CRR using only SQL. We propose a ...
    • Towards Improved Support for Conflict-Free Replicated Data Types 

      Rostad, Sigbjørn (Master thesis; Mastergradsoppgave, 2020-06-30)
      Conflict-free Replicated Data Types (CRDTs) are distributed data types which ensure Strong Eventual Consistency (SEL), and also has properties such as commutativity and idempotence. There are many variations of CRDTs, and the ones we will study are state-based delta CRDTs. State-based CRDTs is a variation where the CRDT instances synchronize by sending their state to each other. An improvement to ...