Sökning: "A Malmberg"

Visar resultat 1 - 5 av 108 avhandlingar innehållade orden A Malmberg.

1. 1. Inferring Land Use from Remote Sensing Imagery : A context-based approach

   Författare :Michael Meinild Nielsen; Bo Malmberg; Anders Wästfelt; Douglas A. Stow; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; land use; remote sensing; urban remote sensing; image analysis; segmentation; spatial context; land cover; land cover configuration; farming types; bark beetle; dead trees; forest inventory; kulturgeografi; Human Geography;

   Sammanfattning : This doctoral thesis investigates the potential of classification methods based on spatial context to infer specific forms of land use from remote sensing data. The problem is that some types of land use are characterized by a complex configuration of land covers that traditional per-pixel based methods have problems classifying due to spectral heterogeneity. LÄS MER

3. 2. Striving against adversity. : the dynamics of migration, health and poverty in rural South Africa

   Författare :Mark A Collinson; Peter Byass; Gunnar Malmberg; Kathleen Kahn; Michael White; Umeå universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; migration; temporary migration; permanent migration; refugee settlement; socioeconomic status; HIV transmission; adult mortality; child mortaality; returning to die; Epidemiology; Epidemiologi; Epidemiology; epidemiologi;

   Sammanfattning :  Background: The study is based in post-apartheid South Africa and looks at the health and well being of households in the rural northeast. Temporary migration remains important in South Africa because it functions as a mainstay for income and even survival of rural communities. LÄS MER

4. 3. A family landscape : On the geographical distances between elderly parents and adult children in Sweden

   Författare :Anna Hjälm; Gunnar Malmberg; Anders Brändström; Emma Lundholm; Clara Mulder; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Family; elderly parents; adult children; intergenerational; child-parent proximity; migration; distance; ageing; support; register data; Sweden; Human geography; economic geography; Kulturgeografi; ekonomisk geografi; Social and Economic Geography; kulturgeografi;

   Sammanfattning : With a background in the ageing of the population and the new challenges facing individuals, families and the welfare state, the aim of this thesis is to analyse the changing family landscape and the geographical distances between elderly parents and adult children. The thesis consists of four empirical studies derived from three different sources of data: In the first paper (Paper I), historical population data is combined with modern register data for two Swedish regions. LÄS MER

5. 4. A Study of Adaptive Control of Missiles

   Författare :Gert Malmberg; Linköpings universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Adaptive control; Missiles;

   Sammanfattning : The report assesses the use of adaptive control schemes to the guidance and control problem of tactical missiles. This application is basically characterized by the fact that the unerlying equations are well known and apriori information of parameters can be obtained, i.e. LÄS MER

7. 5. "For a better life..." : a study on migration and health in Nicaragua

   Författare :Cecilia Gustafsson; Gunnar Malmberg; Aina Tollefsen; Mark Rosenberg; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; migration; health; health care; migration-health nexus; Nicaragua; remittances; mobile livelihoods; translocal geographies; vulnerability; suffering; coping; undocumentedness; mixed-methods; HDSS; Social and Economic Geography; kulturgeografi;

   Sammanfattning : This thesis explores and analyses the manifold relations between migration and health, what I call the migration-health nexus, in the contemporary Nicaraguan context. The study is based on fieldwork in León and Cuatro Santos and a mixed-methods approach combining qualitative in-depth interviews and quantitative survey data. LÄS MER