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Summary Introduction Geo-Information Science

Course
- Introduction Geo-information Science
- Ruiz-Mendoza
- 2021 - 2022
- Wageningen University (Wageningen University, Wageningen)
- Bos- en Natuurbeheer
197 Flashcards & Notes
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A snapshot of the summary - Introduction Geo-information Science

  • 1 Week 1

  • 1.2 Dinsdag

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  • What are the steps in data modeling?
    1. Spatial perception (=database and application)
    • tangible/real, virtual, continuous, discrete
    2. Spatial representation
    • fields (location based), objects (entity based)
    3. Data structure/model
    • raster, vector
    4. Database and application (spatial perception) 
    • thematic/geometry
  • What are the 4 possible catagories of spatial perception?
    1. Virtual
    2. Tangible
    3. Discrete
    4. Continuous
  • What is a discrete phenomena?
    1. Thematic
    2. Categoriaal
    3. Discontinuous


    Phenomena represented by objects with clear boundary. Everything inside the boundary shares meaning. 
    Boundary determined value.
  • What is a continuous phenomena?
    Function of the location.



    Phenomena represented by fields where each location has a different value.
  • What is a virtual phenomena?
    Based on an administrative, legislative or conceptual construct.
  • What is a tangible phenomena?
    Based on a physical, grown or constructed presence.
  • What are the possible objects in the raster data model?
    1. Point (single cell)
    2. Line (sequence of neighboring cells)
    3. Area (collection of continous cells)
  • 1.3 Woensdag

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  • What is an integer raster?
    Nominal, ordinal.
    Value attribute table.
  • What is a floating point raster?
    Interval, ratio.
    No value attribute table.
  • 2 Week 2

  • 2.1 Maandag

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  • What are geographic coordinates?
    Longitude and latitude.

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