Future Research

Investigation of regions as entities and reasoning with relations on regions
Visualization of aspects with respect to the restriction of the representational medium
Modeling the functional correspondence between visualization and construction of meta-knowledge
Processes for transforming perspective-free aspect maps into perspective-based representations, e.g. you-are-here maps, route maps
Elaborating the meaning of prototypes of spatial relations for reasoning processes on maps
Formalizing the relationsships between different frames of reference in map use