3. Integrated analysis of spatial and attribute data - RTC, Regional ...
3. Integrated analysis of spatial and attribute data - RTC, Regional ...
3. Integrated analysis of spatial and attribute data - RTC, Regional ...
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<strong>3.</strong> <strong>Integrated</strong> <strong>analysis</strong> <strong>of</strong> <strong>spatial</strong> <strong>and</strong> <strong>attribute</strong> <strong>data</strong>Retrieval/classification‣Retrieval operations involved selective search, manipulation <strong>and</strong> output <strong>of</strong> <strong>data</strong>‣Information from <strong>data</strong>base tables can be accessed directly through the map, ornew maps can be created using information in the tabular <strong>data</strong>base.Commonly used retrievalfunctions are:‣ browsing‣query windowgenerationFor example:“select all polygons <strong>of</strong> a certain type <strong>of</strong> soil within 20km diameter radius <strong>of</strong> aspecified location”62
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