... data model capture the synergybetween space and time of a space- time path in Time Geography. In terms of STDM,spatio-temporal data types offer the advantage of defining object classes withproperties ... simultaneously defined in space and time (2D space, time) . Anevent in space and time can be defined as (point, point). Otherwise an event havinga certain period of time could be defined as (point, ... object-oriented design, Proceedings of GIS/LIS’97, pp. 31 6–21.BLOM, T. and LÖYTÖNEN, M., 19 93, Research launch system to monitor epidemics in Finland.GIS Europe, 2(5), 27–9.EMERGING TECHNOLOGIES99 and design...