Towards Visual Summaries of Geographic Databases Based on Chorems [chapter]

Robert Laurini
2009 Lecture Notes in Geoinformation and Cartography  
For many applications, it is very important to get an overview of database contents; and in the case of geographic database, a visual summary can be very helpful for a decision-maker or for any person in charge of a territory. To get such a visual summary, a two-step process is built, first a phase of spatial data mining process extracts geographic knowledge, and a second phase visualizes it by means of chorems -which can be defined as schematized representations of territory. In other words,
more » ... mantic generalization must be followed by geographic generalization. The scope of this paper is to present the last results of an international project.
doi:10.1007/978-3-540-88244-2_15 fatcat:gvrnqewwbrgchm4wlywy6cmuky