Section: Surface / terrain analyses | Spatial Analysis | Z_GIS

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  • General

    • Please post all suggestions and corrections for this module. Refer to specific sections whenever your posting applies to content of a specific section.

    • Topics:

      extracting information from (big) data for decision support
      concepts of adding value from data to information to knowledge
      selection and aggregation
      pattern and structural analysis: PPA, landscape metrics, ...
      distance based analyses, incl allocation
      spatial interpolation
      multithematic analysis and decision support, GeoPlanner
      focus on exploratory analysis, working with ArcGIS Insights

    • Learning objectives (module level):

      • understand the objective of spatial analytics to create information for decision support from data, by exploring patterns, relations and context
      • apply exploratory data analysis techniques to detect any underlying spatial organisation 
      • create analytical workflows from individual methods and techniques aiming at answering specific questions and solving problems
      • select adequate spatial analysis approaches based on generic concepts and data characteristics
      • automate analytical workflows for pattern detection and knowledge extraction 

Surface / terrain analyses

  • Surface / terrain analyses

    • Orientation

    • Section overview:


    • Learning objectives

      • be familiar with concepts for modeling spatially continuous phenomena
      • understand, interpret and design analytical workflows for terrain surfaces
      • gain experience with modeling of gravity-controlled surface processes (runoff)
      • manage the parametrization of radiative processes (visibility, solar radiation)
    • Starting from Digital Elevation Models (DEM), creation and analysis of morphometric parameters offers insights into topographic processes.

    • Visibility is constrained by topography & what is built or growing on it. Nice vista or visual impact, it starts with line-of-sight analysis.

    • Hydrological catchments are basic landscape elements, defined by surface water runoff, erosion and associated mass transports.

    • Solar radiation is driving many physical, biological and physiological processes on Earth, essentially providing the energy sustaining life.

    • Check out these questions and assignments

    • Tasks to complete this section