GG251 Study Guide - Midterm Guide: Hierarchical Organization, Constant Curvature, Drop Shadow
Document Summary
How maps can be manipulated as well as used to determine where people are located, certain types of people and ages as well as who people are. New theory: mapping as a process of visualization . Increasingly with the aid of computer assisted cartography and geographic information systems, the mapmaker and the map user are the same person. Reflecting this trend the cartographic communication model is now commonly understood as a visualization model, wherein the user has a more active role in the collection, analysis and representation of spatial data. 3 kinds of objects in the object based map software: Two different models of representing features and phenomena on the screen: Object based (vector) field based (raster) *most map images raster. Spatial visualization: mental manipulation of visual cues through the rotation, twisting or inversion of an object. In geography, this ability may be applied to visualize relationships between dynamic forces not fully visible on earth"s surface.
