Sökning: "Tomas Lundmark"

Hittade 3 avhandlingar innehållade orden Tomas Lundmark.

  1. 1. On error-robust source coding with image coding applications

    Författare :Tomas Andersson; Mikael Skoglund; Astrid Lundmark; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; source coding; channel coding; joint source-channel coding; multiple description coding; image coding; vector quantization; channel optimized vector quantization; Telecommunication; Telekommunikation;

    Sammanfattning : This thesis treats the problem of source coding in situations where the encoded data is subject to errors. The typical scenario is a communication system, where source data such as speech or images should be transmitted from one point to another. A problem is that most communication systems introduce some sort of error in the transmission. LÄS MER

  3. 2. Religiositet och coping : religionspsykologiska studier av kristna med cancer

    Författare :Mikael Lundmark; Tomas Lindgren; Ruard Ganzevoort; Hans Stifoss-Hanssen; Umeå universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; psychology of religion; religious studies; coping; coping process; coping theosy; Christians; religiosity; cancer; religionspsykologi; religionsvetenskap; coping; copingprocess; copingteori; kristna; religiositet; cancer; religionspsykologi; psychology of religion;

    Sammanfattning : This thesis investigates the interdependence of religiosity and a life situation changed by cancer, focusing especially on the coping process. This implies analyses of a number of identified expressions of religiosity regarding prerequisites and functions in the coping process. LÄS MER

  4. 3. Greenhouse Gas Fluxes and Carbon Sequestration in Young Norway Spruce Stands : The Effects of Fertilization

    Författare :Charlotta Håkansson; Johan Bergh; Per-Ola Hedwall; Monika Strömgren; Anna M. Jensen; Tomas Lundmark; Tobias Rütting; Linnéuniversitetet; []
    Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; carbon balance; young mixed forests; Picea abies L. Karst. ; Betula spp; chamber measurements; forest floor greenhouse gas fluxes; eddy-flux technology; above ground biomass; carbon dioxide; methane; nitrous oxide; kolbalans; ung blandskog; Picea abies L. Karst. ; Betula spp; kammarmätningar; markflöden av växthusgaser; eddy-fluxteknik; biomassa ovan jord; koldioxid; metan; lustgas; Forestry and Wood Technology; Skog och träteknik;

    Sammanfattning : The enormous challenge of climate change is discussed and debated today because of its major impact on life on Earth. The forests have an important role to play as the plants absorb carbon dioxide (CO2) from the atmosphere through their photosynthesis and the growing tree retain carbon (C). LÄS MER