The language behind raster analysis Map algebra is a conceptual language designed specifically for cell-based geographic information systems. It provides the theoretical foundation for cartographic modeling, that is, using maps not just to display data, but to analyze and derive new spatial information. The idea of map algebra comes from work originally presented by Joe… Continue reading
Posts Tagged → Advanced GIS
Stack, Clip, Intersect! How GIS Overlay Analysis Turns Maps into Answers
The Power of Overlay: Making Maps Think for You Maps are great at showing us where things are, but GIS goes a step further by helping us understand how things relate to each other spatially. One of the most powerful ways GIS does this is through overlay analysis, a technique that works with both vector… Continue reading