TAILIEUCHUNG - Analysis and Modeling in GIS

Description: Using GIS to create descriptive models of the world --representations of reality as it exists. Analysis: Using GIS to answer a question or test an hypothesis. Often involves creating a new conceptual output layer, (or table or chart), the values of which are some transformation of the values in the descriptive input layer. . buffer or slope or aspect layers | Analysis and Modeling in GIS GIS and the Levels of Science Description: Using GIS to create descriptive models of the world --representations of reality as it exists. Analysis: Using GIS to answer a question or test an hypothesis. Often involves creating a new conceptual output layer, (or table or chart), the values of which are some transformation of the values in the descriptive input layer. . buffer or slope or aspect layers Prediction: Using GIS capabilities to create a predictive model of a real world process, that is, a model capable of reproducing processes and/or making predictions or projections as to how the world might appear. . flood models, fire spread models, urban growth models The Analysis Challenge Recognizing which generic GIS analytic capability (or combination) can be used to solve your problem: meet an operational need answer a question posed by your boss or your board address a scientific issue and/or test a hypothesis Send mailings to property owners

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