However, reliance on purely visual representations of data can pose accessibility ... In these cases a including a table of data used to generate the graph can provide the necessary detail The ...

Graph analysis is a whole new area for GIS, according to Esri Founder ... Connecting graph representations of data with geographic data has particular value in many applications, according to ...

Each goal entails a different approach to data representation, but sound graphic design principles are important in both. This column is the first in a series that will focus on data-visualization ...