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Geovisualisation applies design and technology to spatial data for visual exploration, synthesis, analysis and presentation

Description

How geovisualisation utilises design principles and modern technology to give meaning to complex data
matt.velde
Mind Map by matt.velde, updated more than 1 year ago
matt.velde
Created by matt.velde almost 9 years ago
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Resource summary

Geovisualisation applies design and technology to spatial data for visual exploration, synthesis, analysis and presentation
  1. SPATIAL DATA
    1. spatial data models
      1. Raster
        1. Vector
          1. Abstract representations of the real world
          2. INFORMATION TECHNOLOGY
            1. DESIGN
              1. Graphic variables
                1. Visual
                  1. Sound
                    1. Animation
                      1. Tactile (Haptic)
                        1. Variables to support understanding of spatial data (Bertin, 83; DiBiase, 92; MacEachren 95)
                        2. Cartographic interaction objectives
                          1. Identify
                            1. Compare
                              1. Rank
                                1. Delineate
                                  1. Associate
                                    1. User objectives to explore, analyse, and synthesise spatial data (Roth, 2012)
                                    2. Human visual system
                                      1. Depth
                                        1. Pattern
                                          1. User experience
                                            1. Technical skill
                                              1. Humans wired to respond quickly to visual cues
                                              2. Cognitive science
                                                1. Proximity
                                                  1. Enclosure
                                                    1. Similarity
                                                      1. Continuity
                                                        1. Generalisation
                                                          1. How users process information
                                                          2. INTERACTIVE VISUAL INTERFACES
                                                            1. Immersion
                                                              1. little or no immersion
                                                                1. Partial immersion
                                                                  1. Full immersion
                                                                  2. Interactivity
                                                                    1. Solitary interrogation
                                                                      1. Group presentation
                                                                        1. Group analysis and discovery
                                                                          1. Ability to manipulate display
                                                                          2. Multiple linked displayes
                                                                            1. Virtual globes
                                                                              1. 2D Maps
                                                                                1. Graphs
                                                                                  1. Tables
                                                                                    1. Static, dynamic, &/or real time
                                                                                    2. 3D Maps
                                                                                      1. Images
                                                                                      2. Information intensity
                                                                                        1. Level of detail
                                                                                          1. Scale
                                                                                          2. Interface Interaction tools
                                                                                            1. Motion
                                                                                              1. Voice
                                                                                                1. Gesture
                                                                                                  1. Touch
                                                                                                  2. Spatial/ attributes in space
                                                                                                    1. Relationships
                                                                                                      1. Activities
                                                                                                        1. State
                                                                                                          1. Processes
                                                                                                            1. Patterns/ clusters
                                                                                                            2. Spatio-temporal
                                                                                                              1. Trends
                                                                                                                1. Rate of change
                                                                                                                  1. Duration of change
                                                                                                                    1. Events/ step change
                                                                                                                      1. Cyclic change
                                                                                                                      2. enables users to explore, analyse, synthesise and communicate spatial and spatio-temporal patterns, trends and processes
                                                                                                                        1. Intelligence of objects
                                                                                                                          1. Avatars
                                                                                                                          2. MacEachren's four 'I' factors (1996)
                                                                                                                          3. Usability
                                                                                                                            1. Collaborative, user-centred design
                                                                                                                              1. Accuracy/ Legitimacy
                                                                                                                                1. Comprehension
                                                                                                                                  1. Efficiency
                                                                                                                                    1. User satisfaction/ attractiveness
                                                                                                                                    2. transforms spatial data into appropriate representations to effectively convey information
                                                                                                                                    3. Processing power
                                                                                                                                      1. Combine visualisation with computationally intense data analysis
                                                                                                                                      2. Software
                                                                                                                                        1. GIS desktop
                                                                                                                                          1. GIS web/ mobile
                                                                                                                                            1. Exploratory data analysis
                                                                                                                                              1. Visual programming languages
                                                                                                                                                1. Geovisualisation
                                                                                                                                                2. Computer graphics
                                                                                                                                                  1. Rapidly render spatial data, including 3D objects
                                                                                                                                                  2. Internet
                                                                                                                                                    1. Web servers
                                                                                                                                                      1. Supports geocollaboration
                                                                                                                                                        1. Growing data accessibility
                                                                                                                                                          1. 3D graphics for web via VRML, KML, X3D
                                                                                                                                                          2. Hardware
                                                                                                                                                            1. Spatial database structure
                                                                                                                                                            2. enables spatial data to be stored, processed and rendered for visual display
                                                                                                                                                            3. Attribute data models
                                                                                                                                                              1. Network
                                                                                                                                                                1. Relational
                                                                                                                                                                  1. Object-oriented
                                                                                                                                                                    1. Hierarchical
                                                                                                                                                                      1. Tabular
                                                                                                                                                                        1. Store attribute information linked to spatial data
                                                                                                                                                                        2. Data sources
                                                                                                                                                                          1. GPS survey
                                                                                                                                                                            1. remotely sensed (satellite/aerial imagery)
                                                                                                                                                                              1. Terrestrial sensors
                                                                                                                                                                                1. Administrative/political
                                                                                                                                                                                  1. Volunteered Geographic Information
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