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Storage of geographic information
This lecture introduces Geographic Information Systems, covering the storage of geographic information using vector storage formats like Well Known Text. It explains the types of storage, such as simple file storage and semi-structured file storage, and centralized access through databases. The lecture also delves into specifying coordinate reference systems, recent reference systems, and worldwide coordinate systems. It discusses grid formats, list formats, and matrix formats for storing geographic data, including grid files and ASCII files. Additionally, it explores image formats and colorimetric information storage in images.