Sökning: "database"

Visar resultat 1 - 5 av 2711 uppsatser innehållade ordet database.

  1. 1. Högfrekvenshandels Inverkan på den Svenska Aktiemarknadens Volatilitet

    Kandidat-uppsats,

    Författare :Ludvig Streng; Eric Öjstrand; [2019-07-08]
    Nyckelord :High-frequency trading; HFT; volatility; liquidity; execution quota;

    Sammanfattning : The focus of this paper is to investigate whether or not high frequency trading affects market volatility. Research on the topic has not been conducted on the Swedish stock market which is the purpose of this thesis. Previous research has been conflicting over whether or not high frequency trading increases or decreases volatility. LÄS MER

  2. 2. Riskfaktorer och strategier för ökad patientsäkerhet i samband med extubering av personer med obesitas efter generell anestesi– En systematisk litteraturöversikt

    Magister-uppsats,

    Författare :Dorin Ibraheim; Katja Von Kesselbauer; [2019-06-20]
    Nyckelord :Obesitas; endotracheal extubation; generell anestesi;

    Sammanfattning : Background: The number of people with obesity is increasing in society and thus also the requirements for the anaesthetist nurse to be able to give this group good and safe anaesthetic care since obesity is linked with increased ventilation-associated risks with general anaesthesia. Extubation can be a risky moment and the anaesthetist nurse can perform it independently or along with the anaesthesiologist at the end of the anesthesia. LÄS MER

  3. 3. Kontinuitet eller förändring och avbrott?

    Master-uppsats,

    Författare :Linnéa Hernqvist; [2019-02-11]
    Nyckelord :Iron Age; Migration Period; Vendel Period; Settlement sites; C-14 database; 536-537 AD event; The Justinian plague; Microarchaeology; Site biography;

    Sammanfattning : For almost a century, archaeological research has been trying to understand the archaeological and environmental sources and analyses pointing towards an overall decline in e.g. settlements and agriculture in the Migration- and Vendel period in different areas of Scandinavia. LÄS MER

  4. 4. Can changes in social trust be explained by inequality?

    Kandidat-uppsats, Lunds universitet/Nationalekonomiska institutionen

    Författare :Olof Bendz; Sanjin Alagic; [2019]
    Nyckelord :social trust; inequality; time series; Social Sciences; Business and Economics; Law and Political Science;

    Sammanfattning : This paper aims to investigate the development of social trust over time globally, as well as separately for continents and countries. This is done by using data from six different surveys and through an interpolation method making the survey measures comparable, resulting in a long and continuous data set. LÄS MER

  5. 5. Tillståndsbaserat underhåll av spårväxlar genom statistisk processtyrning : En fallstudie enligt DMAIC

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för ekonomi, teknik och samhälle; Luleå tekniska universitet/Institutionen för ekonomi, teknik och samhälle

    Författare :Caroline Hägglund; Oscar Jonsson; [2019]
    Nyckelord :condition-based maintenance; maintenance; DMAIC; point; switches and crossings; statistical proces control; SPC; switches; railway; DMAIC; järnväg; spårväxel; statistisk processtyrning; SPS; tillståndsbaserat underhåll; underhåll;

    Sammanfattning : Switches, which are critical components of the Swedish railway, have a neglected maintenance cost that is three times as high as their current annual maintenance cost. Between 2017 and 2018, switches’ reported faults increased by 38 % and about one-third of them caused delays on the regular railway traffic. LÄS MER