Lossless data compression of grid-based digital elevation models: A png image format evaluation

At present, computers, lasers, radars, planes and satellite technologies make possible very fast and accurate topographic data acquisition for the production of maps. However, the problem of managing and manipulating this data efficiently remains. One particular type of map is the elevation map. Whe...

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Bibliographic Details
Main Author: G. Scarmana
Format: Article
Language:English
Published: Copernicus Publications 2014-05-01
Series:ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:http://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/II-5/313/2014/isprsannals-II-5-313-2014.pdf