In this paper,we address two challenging issues underlying spatial simulation using software agents immersed in virtual geographic environments(VGE).First,the way to describe virtual VGE models using accurate spatial ...In this paper,we address two challenging issues underlying spatial simulation using software agents immersed in virtual geographic environments(VGE).First,the way to describe virtual VGE models using accurate spatial decomposition approaches structured using graph theory techniques.Second,the use of graph abstraction techniques to support realistic and advanced navigation and path planning capabilities for software agents considering the VGE’s characteristics.In order to illustrate our contributions to the growing field of spatial simulations,we present and discuss a case study involving an urban VGE model populated with agents who autonomously and differently interact with multiple abstractions of the same physical environment.展开更多
文摘In this paper,we address two challenging issues underlying spatial simulation using software agents immersed in virtual geographic environments(VGE).First,the way to describe virtual VGE models using accurate spatial decomposition approaches structured using graph theory techniques.Second,the use of graph abstraction techniques to support realistic and advanced navigation and path planning capabilities for software agents considering the VGE’s characteristics.In order to illustrate our contributions to the growing field of spatial simulations,we present and discuss a case study involving an urban VGE model populated with agents who autonomously and differently interact with multiple abstractions of the same physical environment.