The Organization and Scheduling of Massive Grid Geographic Data

To solve the problem of organization and maintenance of massive grid geographic data, this paper present a multi-pyramid mixed organization model basing on the research of original pyramid model. In multi-pyramid model, a main pyramid could include some sub pyramid. Each sub pyramid is independent and can be deployed to different host. The paper also discusses the schedule method of grid data in different data organization model when grid data are displayed in the window, and achieved good effect in practice.