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Lesson Navigation IconStructures for Data Compression

Unit Navigation IconGeneral Compression Concepts

Unit Navigation IconVector Data Storage and Compression

Unit Navigation IconRaster Data Storage and Compression

Unit Navigation IconImage Formats

Unit Navigation IconSummary

Unit Navigation IconBibliography

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Summary

Efficient data storage and compression is a main factor working with spatial data. This lesson showed the principles how vector and particularly raster data is stored on computers and the different possibilities to compress data, either lossless or lossy, were discussed. Additionally, some of the most widely used image formats were considered and their properties as well as their advantages and disadvantages were outlined.

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